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Mittal Steel Iasi Mittal Steel Iasi

Mittal Steel Iasi

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Page 1: Mittal Steel Iasi

Mittal Steel Iasi Mittal Steel Iasi

Page 2: Mittal Steel Iasi

Mittal Steel Pipes & Tubes

Mittal Steel Iasi

Established in 1963, Mittal Steel Iasi is the largest producer of longitudinally welded steel

tubes in Romania, with a capacity of 240,000 tons per year. Products include hot-stretched

reduced threaded or plain-end tubes, calibrated precision tubes, hollow and cold-rolled

sections, and API line pipes for the petroleum industry.

Mittal Steel Iasi offers complete range of solutions for construction segment and

supplement group companies products through API products in Energy segment. Mittal

Steel Iasi is committed to ensuring continuous improvement and creating value for its

customers.

Facilities:

2 tube mills for welding and hot-stretched reducing process Seam annealing equipment for normalising weld seam 3 welding lines for precision tubes 2 welding lines for hollow sections 5 cold rolling lines for profiles and crash barriers 1 galvanising plant 2 lacquering/varnishing units (water-based) Full testing capabilities: non-destructive tests (NDT) by eddy currents, hydrostatic tests (up to 207 bar) Fully functional modern laboratory Quality Certificates/Accreditations : ISO 9001 by TUV Germany and American Petroleum Institute API 5L and API Spec Q1 – American Petroleum Institute for Oil industry products DWGV – by TUV Germany for Water Pipes distribution PED 97/23/EC by LRQA ( Rotterdam ) for Oil industry products.

Page 3: Mittal Steel Iasi

Mittal Steel - Pipes & Tubesfactsheets - specifications

Mittal Steel Iasi SA

Longitudinally welded1 Type Grades / Quality

Outside diameter Wall thickness

EN 10255 1/4"-6" (13.5-168,1 mm) S195T;S235JR DIN 2440;DIN 2441 1/4"-6" (13.5-168,1 mm) RSt 37-2, S235JR

UNI 8863 1/4"-6" (13.5-168,1 mm) S235JRBS 1387 1/4"-6" (13.5-168,1 mm) S235JR

STAS 7656 1/4"-6" (13.5-168,1 mm) S235JRISO 65 1/4"-6" (13.5-168,1 mm) S235JR

ASTM A53 1/4"-8" (13.5-219.1 mm) 2.24 - 8.18 mm gr.A; gr.B

EN 39 48,3 mm Type 3 and 4 S235GTEN 10210-1 / EN 10210-2 OD = 17,2 - 88.9 mm 2.3 - 6.3 mm S235JRH, S275JRH,

EN 10219-1 / EN 10219-2 OD = 42.4 - 219.1 mmH = 30, 40, 50, 60 mm 2 - 8,0 mm S235JRH, S275JRH,

STAS 7657 OD = 13.5 - 219.1 mm 2 - 8 mm S235JRH,

EN 10305-3 E195, E235, E275, (DIN 2394) St 34-2, RSt 37-2, St 44-2,EN 10305-5 E195, E235, E275, (DIN 2395) RSt 37-2, St 44-2, STAS 8726 OD = 16-76 mm 1 - 3 mm S235JR; FeP 01,FeP03,FeP 04

STAS 7941 H = 20 to 60 mm ; HxB= 20x10 to 95x25 1 - 3 mm S235JR; FeP 01,FeP03,FeP 04

EN 10217-1 / EN 10220 17,2 - 219.1 mm 2 - 8 mm P195TR1, P235TR1

EN 10217-2 / EN 10220 17,2 - 88.9 mm 2 - 5 mm P195TR2, P235TR2,

EN 10208-1 / EN 10220 17,2 - 219.1 mm 2.3 - 8 mm L210GA, L235GA, L245GA, (DIN 1626 / DIN 2458) 17,2 - 219.1 mm 2 - 8 mm St 37.0, St 44.0,

API 5L 4 1/2"-8 5/8" (114.3-219.1 mm) 3.6 - 8.2 mm Gr A, B, X42 / PSL 1

2 Cold formed profiles

DIN 59413 L : H = 20 to 80 mm ; U : H= 20 to 200 mm 2 - 5 mm St 34-2, RSt 37-2, St 44-2,St 12

STAS 7836 L : H = 20 to 80 mm ; 2 - 5 mm S 235JR; FeP 01;FeP03;FeP04STAS 7835 U : H = 20 to 200 mm ; 2 - 5 mm S 235JR; FeP 01;FeP03;FeP04

TL SP 1999 St 37.2 ; S235JR, SF 14 S235JR,

UNE 135-121 S235JR, UNE 135-122 S235JR,

3 Special coatings and protection

coatinghot deep galvanizing EN 10240 (coating A - quality useed for water for human consumption)varnishing (water based) Water mine 303 Black , Red , Blue and Yellow colour temporary protection Alkaline based anti corrosion inhibitor , Oil

4 Address(es)JÄKL Karviná, a.s.Calea Chisinaului Street no 132 zip code 700180 Iasi RomaniaTel 004 0232 203104 ; Fax 004 0232 203300

Size

1. Tubes for installation purposes (e.g. water distribution)

4. Tubes for piping & pressure purposes (e.g. media distribution, etc.)

3. Tubes for engineering purposes (e.g. general engineering, furniture etc.)

2. Tubes for construction purposes (e.g.scaffolding, building, engineering, etc.)

2.3 - 7.1 mm

5. Tubes for gas pipe line (e.g. gas and flammable media distribution)

6. Tubes for pipe line

2. Steel guard rails for roads

OD = 16 - 76 mm

H = 15 to 60 mm ; HxB= 20 x10 to 95x25

1 - 3,5 mm

1 - 3 mm

1. Cold formed profiles sections (L; U )

Page 4: Mittal Steel Iasi
Page 5: Mittal Steel Iasi

production programme

Spiral Welded Pipes

Mittal Steel Ostrava a.s.

Page 6: Mittal Steel Iasi

production programme

Spiral Welded Pipes

Mittal Steel Ostrava a.s.

Page 7: Mittal Steel Iasi

Tube PlantSpiral welded pipes - assortmentManufacture of spiral welded steel pipesCertification and commercial referencesPipe surface protection Polyethylene coatingOutside fibre-cement mortar protectionInside cement liningSocket pipes

contents

Page 8: Mittal Steel Iasi

Tube Plant

History

On the 21st November 1999, fifty years have passed exactly since the time, when the first seamless tube was rolled at the Tube Plant in the territory of the district of Ostrava-Kunčice. Production during the past fifty years reached the remarkable 11.5 million tons of seamless tubes, spiral welded pipes and welded pipe products, just in the anniversary year. In the course of this period the Tube Plant has gone through the rough development, the result of which is not only a dominant position on the home market, but also a wide range of customers outside the Czech Republic.Permanent emphasis is laid on the quality increase, and certification by the renowned companies. The Tube Plant has been authorized to use the API Monogram since the year 1957 continually. It was the first Plant in the Czech Republic, which has obtained the Quality Assurance System Certificate according to ISO 9001. Much attention is also paid to the improvement and protection of the environment, which was also evidenced by the environmental management certification according to ISO 14001 of the year 1999.On 2003 the company was privatized by the LNM Holdings and in February 2005 it was renamed Mittal Steel Ostrava a.s. The company is a part of the global group with the annual production more than 70 million tons of steel. The tube rolling mill in Ostrava will keep its position of the leader within the Mittal Steel Company featured by advanced technical level and excellent references for its supplies.

The collapse resistant casing pipes with gas-tight connection according to licence HSC and the welded pipes for high pressure pipelines covered with external polyethylene coating reinforced with a cement-fiber layer are considered our top products.

Tube Plant

Stiefel140

21-140mm

Stiefel4 - 10“

133-273mm

Spiral Mill

324-820mm

Page 9: Mittal Steel Iasi

1949 Commencement of manufacture of the seamless tubes at the Stiefel 4 - 10” mill.

1957 The right to use the API (American Petroleum Institute) monogram on the oil pipes manufactured obtained.

1959 The rotary-hearth furnace installed, which substituted hard work of handle-workers.

1960 The second seamless tube rolling mill Stiefel 140, and spiral mill of own construction, supplying Družba oil pipe-line construction with pipes were put into operation. The first bitumen coating shop was built at the same time.

1961 Operation of the tensile tube reducing mill behind the Stiefel 140 mill started.

1963 The electromagnetic non-destructive tube leakage testing implemented.

1965 The X-ray equipment for continuous radioscopic control of welds (firm Muller) put in operation.

1966 The world-unique rotary piercing mandrel feeder for rolling at the “Automatic” has been developed, installed, and patented.

1968 The billet surface peeling for improvement of the tube surface quality started.

1969 The second bitumen insulation shop, the so-called New Juting Shop, constructed in the Spiral Mill.

1971 The crack detection line CIRKOGRAF for tubes of 89 - 133 mm diameter constructed, the heat treatment shop for production of oil pipes of higher strength grades (N80, P110, G105) opened.

1972 Commencement of manufacture of the oil threaded joints BUTTRESS.

1976 Operation of the newly-built coupling shop started.

1977 The ROTOMAT 2 crack detector at Stiefel 4 - 10” installed, manufacture of the two-layer seamless tubes for the pressed-air conveyed filling in the OKD mines commenced.

1978 DEFEKTOMAT installed at Stiefel 140.

1980 ROTOMAT 3 crack detection line installed at the treatment shop.

1982 New rotary-hearth furnace installed at Stiefel 4 - 10”.

1990 Control of piercing machines automated at Stiefel 4 - 10”, use of PVC foil in the bitumen insulation implemented.

1991 Heat-treatment shop furnace operation converted to PC control, welding unit no. 1 at the Spiral Mill reconstructed to three-roll bending system, and coil preparation mechanized.

1992 Automation of rolling at the automatic, and of smoothing machine at Stiefel 4 - 10”, also the welding unit no. 2 at the Spiral Mill was reconstructed.

1994 Rolling from the continuously cast round billets of own production implemented, steel purity significantly improved, and considerable saving of production cost reached.

The new varnishing line opened at Stiefel 140. KRAUTKRÄMMER ultrasonic crack detector for testing welds and also tube body installed at the Spiral Mill.

1995 Tubes of 18 m length manufactured at the Spiral Spiral Mill for the first time, LINSINGER saw for accurate cutting of billets installed, first supplies of welded pipes from micro-alloy thermomechanically processed steel grades.

1996 Installation of MAGNEMAG finishing line at Stiefel 4 - 10”, and ROTOMAT 4 crack detector at Stiefel 140.

1997 Modernization of piercing machine no. 1 at Stiefel 4 - 10” (high-pressure descaling, controlled drive 7.2 MW).

1998 Modernization of the tube reducing mill at Stiefel 140 (accurate induction heating, extension by 7 stands, drive reconstruction, new flying saw with the increased length accuracy). Stiefel 4 - 10” - new threading machines for manufacture of HSC threads, varnishing line. Steel purity improvement of welded tubes by starting production of the continuously cast slabs for strip rolling at NOVÁ HUŤ, a.s.

1999 Construction of PE coating line for three-layer coating

of tubes of 159 - 1220 mm diameter, line for inside and outside cement mortar coating.

2000 Start of manufacture of pipes with new coatings, manufacture of welded pipes from strips, rolled at the new P 1500 Steckel Mill.

2003 Developing of the special cement insulation (FZM-S) suitable for tube protrusion.

2004 Qualification of the procedure for welding of tubes of the steel X70 (L485 MB).

2005 Introduction of seamless tubes production of the steel X60 with low CE and first supplies of welded tubes made of L415 MB and L450 MB steel grades.

Tub

ep

lan

tHistory

Page 10: Mittal Steel Iasi

Spiral welded pipes - assortmentDimensional standardsEN 10220:2002 “Seamless and welded steel tubes – dimensions and masses per unit length“ISO 4200:1991 “Welded and seamless steel tubes with bare ends”ČSN 42 5738:1979 “Spiral welded steel pipes”DIN 2458:1981 “Welded steel tubes”EN 10219-2:1997 “Cold formed welded structural hollow section of non-alloy and fine grain steels - Part 2: Tolerances, dimensions and sectional properties“EN 10217-1:2002/A1:2005 “Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties“ EN 10217-5:2002/A1:2005 “Welded steel tubes for pressure purposses - Technical delivery conditions - Part5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties“API Spec 5L:2004 “API Specification for line-pipes”GOST 8696:1974 “Electrically spiral-welded steel tubes”PN 79/H-74244:1979 “Welded steel pipes“

Technical delivery conditionsAPI Spec 5L:2004 “API Specification for line- pipes”ČSN 42 0144:1979 “Spiral welded steel pipes”DIN 1615:1984 “Welded circular tubes of plain carbon steels without special requirements”DIN 1626:1984 “Welded circular tubes of plain carbon steels for special requirements”DIN 1628:1984 “Welded circular tubes of plain carbon steels for extra-high requirements”DIN 17120:1984 “Welded circular tubes of common structural steels, determined for steel structures”DIN 17172:1978 “Steel tubes for long-distance pipeline for conveyance of combustible liquids and gases”EN 10208-1:1996 “Steel tubes for combustible liquid pipeline” - part 1: requirements according to the class AEN 10208-2:1997 “Steel tubes for combustible liquid pipeline” - part 2: requirements according to the class BEN 10217-1:2002/A1:2005 “Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties“ EN 10217-5:2002/A1:2005 “Welded steel tubes for pressure purposses - Technical delivery conditions - Part5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties“EN 10219-2:1997 “Cold formed welded structural hollow section of non-alloy and fine grain steels - Part 2: Tolerances, dimensions and sectional properties“GOST 8696:1974 “Electrically spiral-welded steel tubes”PN 79/H-74244:1979 “Welded steel pipes“

Steel gradeČSN 42 5738:1979 11 375, 11 378, 11 425, 11 523DIN 1615:1984 (1626, 1628) St 33 (St 37.0, St 37.4, St 44.0, St 44.4, St 52.0, St 52.4)ČSN EN 10208-1:2000 L210GA, L235GA, L245GA, L290GA, L360GAČSN EN 10208-2:1999 L245NB, L245MB, L290NB, L360NB, L290MB, L360MB, L415MB, L450MB, L485MBEN 10217-1:2002 P195TR1, P235TR1, P265TR1, P195TR2, P235TR2, P265TR2EN 10219-1:1997 S235JRH, S275JOH, S275J2H, S355JOH, S355J2HČSN EN 10025:1990 supplement A1:1993 S235JR, S235JRG2, S235JRG3, S275JR, S275J2G3, S355J2G3DIN 17120:1984 RSt 37-2, RSt 37-3, RSt 44-2, RSt 44-3, St 52-3DIN 17172:1972 StE 290.7, StE 360.7, StE 290.7 TM, StE 320.7 TM, StE 360.7 TM, StE 385.7 TM, StE 415.7 TMAPI Spec 5L:2004 A-PSL1, B-PSL1, B-PSL2, X42-PSL1, X42-PSL2, X46-PSL1, X46-PSL2, X52-PSL1, X52-PSL2, X56-PSL1, X56-PSL2, X60-PSL1, X60-PSL2GOST 8696:1974 VSt 3 sp EN 10217-5 P235GH, P265GH*PN 79/H-74244:1979 G235, G295, G355

Note: Tubes according to EN 10208-2 comply with the requirements of EN 1594 Tubes according to EN 10217 comply with requirements of SE 97/23 pro ressure equipment * Deliveries of these grades has to be agreed before order

LengthTubes are supplied in length of 8 to 12.3 m for wagon transport, in length of 8 to 13.5 m for truck transport, in fixed length (e.g. 12 m +/- 500 mm) or in accurate length with the tolerance of +50/-0 mm, (by agreement +25/-0 mm). The minimum length of the tubes as per special requirement is 6 m and maximum length is 18 m. The tubes of the length 8 m with required water pressure test are manufactured in double length and then parted by flame cutting, i.e. one end is bevelled and the other is cut-off perpendicularly.

Finish of pipe-ends- ends are flame-cut perpendicularly, with the accuracy of +50/-0 mm- ends are cut-off perpendicularly- ends are bevelled for welding according to the requirements of the individual standards (e.g. DIN 2559/22)

Page 11: Mittal Steel Iasi

Dimensions and weight produced according to EN 10220:2002, (ISO 4200:1989), EN 10208:1996Outside

diametermm

Wall thickness (mm)

5.6 6.3 7.1 8 8.8 10 111 12.51

Weight (kg/m)

323.9 44.0 49.3 55.5 62.3

355.6 48.3 54.3 61.0 68.4

406.4 55.4 62.2 69.9 78.6 86.3 97.8 107 121

457 62.3 70.0 78.8 88.6 97.3 110 121 137

508 69.4 77.9 87.7 98.6 108 123 135 153

(559) 76.4 85.9 94.6 109 119 135 149 169

610 83,53 93.8 106 119 130 148 162 184

(660) 1023 114 129 141 160 176 200

711 1103 123 139 152 173 190 215

762 149 163 185 204 231

813 1593 175 198 218 2471 Tubes can be ordered by previous agreement 3 For the ratio of D/t > 100 roundness is not guaranteed

Dimensions and weight produced according to ČSN 42 5738:1979 and PN 79/H-74244:1979

Outside diameter

mm

Wall thickness (mm)

5 6 7 8 9 10 11 12

Weight (kg/m)

324 40.1 48.0 55.0 63.5

377 46.8 56.0 65.1 74.2

426 52.9 63.3 73.7 84.0 94.3 104.5 114.7 124.8

530 65.9 79.0 92.1 105.0 117.8 130.7 143.5 156.2

630 94.1 109.6 125.1 140.5 155.8 171.1 186.4

720 125.4 143.1 160.8 178.4 196.0 213.5

820 183.4 203.5 223.7 243.7 Dimensions and weight produced according to DIN 2458:1981

Outside diameter

mm

Wall thickness (mm)

5.6 6.3 7.1 8 8.8 10 11 12.5

Weight (kg/m)

323.9 44.0 49.3 55.5 62.3

355.6 48.3 54.3 61.0 68.4

406.4 55.4 62.2 69.9 78.6 86.3 97.8 107 121

457 62.3 70.0 78.8 88.6 97.3 110 121 137

508 69.4 77.9 87.7 98.6 108 123 135 153

(559) 76.4 85.9 94.6 109 119 135 149 169

610 83.52 93.8 106 119 130 148 162 184

(660) 1022 114 129 141 160 176 200

711 1102 123 139 152 173 190 215

762 149 163 185 204 231

813 1592 175 198 218 247

2 For the ratio of D/t > 100 roundness is not guaranteed Note: not standardized O.D. 368, 419.1, 462 a 521 mm can be ordered by previous agreement

Dimensions and weight produced according to API Spec 5L 43E:2004

Outside diameter

Wall thickness (in / mm)

0.219/5.6 0.250/6.4 0.281/7.1 0.312/7.9 0.344/8.7 0.375/9.5 0.406/10.3 0.438/11.1 1 0.469/11.9 1

in mm Weight (lb.ft–1 / kg.m–1)

12 323.9 29.31/43.96 33.38/50.11 37.42/55.47 41.45/61.56

14 355.6 32.23/48.33 36.71/55.11 41.17/61.02 45.61/67.74

16 406.4 36.91/55.35 42.05/63.13 47.17/69.91 52.27/77.63 50.17/85.32 54.57/92.96 67.62/100.63 72.80/108.20

18 457 41.59/62.34 47.39/71.12 53.18/78.77 58.94/87.49 64.87/96.18 70.59/104.84 76.29/113.53 82.15/122.05

20 508 46.27/69.38 52.73/79.16 59.18/87.70 65.60/97.43 72.21/107.12 78.60/116.78 84.96/123.41 91.51/136.01 97.83/145.58

22 559 58.07/87.21 65.18/96.63 72.27/107.36 79.56/118.06 86.61/128.73 93.63/139.37 100.86/149.97 107.85/160.55

24 610 63.41/95.26 71.18/105.56 78.93/117.30 86.91/129.00 94.62/140.68 102.31/152.32 0110.22/163.93 117.86/175.40

26 660 77.18/114.31 85.60/127.04 94.26/139.73 102.63/152.39 110.98/165.02 119.57/177.62 127.88/190.19

28 711 83.19/123.24 92.26/136.97 101.61/150.67 110.64/164.34 119.65/177.98 128.93/191.58 137.90/205.15

30 7621 98.93/147.37 108.95/162.31 118.65/176.76 128.32/191.17 138.29/206.01 147.92/220.36

32 8131 116.30/173.26 126.66/188.69 136.99/204.09 147.64/219.95 157.94/235.29

1 Tubes can be ordered by previous agreement

Spi

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d pi

pes

- ass

ortm

ent

Page 12: Mittal Steel Iasi

Feed-stock

Pipes are manufactured of the carbon and microalloy steels, processed by the secondary metallurgy, for achievement of the low content of impurities and high homogenity of chemical composition. All steel grades, used for manufacture of welded tubes, are fully killed of low phosphorus and sulphur content, high toughness and ageing resistance.

Slabs of such prepared steel are continuously cast and steel strips in coils are hot rolled of them at the up-to-date P 1500 Steckel mill, according to CSN EN 10051 Standard.

Inlet section of agregate

After decoiling, the steel strip is straightened, the natural edges are cut to the constant width, necessary for manufacture of the accurate diameter. At the bigger wall-thicknesses, the weld edges are milled into X profile.

Strip Forming

Strip edges are prebent in such a way so that the roofing effect after strip forming should be eliminated. At the angle of the inlet section adjustment, the strip is pushed into the caliber, which works on the principle of the three-roller bending machine. The caliber enables forming of the required diameter, including the possibility of control of the own (residual) stress.

Manufacture of spiral welded steel pipes with Ø 323.9 - 820 mm

Page 13: Mittal Steel Iasi

Manufacturing process

Inside and outside welding

Weld edges of the manufactured pipe are at first inside welded by the submerged-arc welding process. According to the diameter and wall thickness, there is used the inside single-wire or twin-wire welding in so-called tandem arrangement. Outside weld is made on the next thread. Thus a high-quality, double-sided butt welded joint is reached, at which the weld coefficient v = 1 is guaranteed.

Pipe cutting

An endless pipe is manufactured on the welding machine, which is flame-cut to piece lengths. Samples for destructive testing are also taken at this workplace.

Visual Inspection

The pipe inspection is a part of the finishing activities, including the visual inspection, done by the personnel, trained according to EN 473 and SNTC-1A, dimensional checking, and stamping the manufacturing numbers and supplementary data. A part of this workplace is also performance of special repair-welding of the weld breaks by the welders, qualified according to DIN EN 287, and ASME Code Sect. IX in compliance with qualified welding procedures.

Cutting off and bevelling

There follows the pipe-end machining by the bevelling machines, whereby the pipes with bevel of 30° and 1.6 +/- 0.8 root-face are delivered most often.

MITTAL STEEL Ostrava, a.s.

MIT

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STEE

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.s.

1. Initial material 2. Inlet section of agregate 3. Strip forming 4. Inside and outside welding 5. Tube cutting 6. Visual inspection

7. Cutting off and bevelling8. Hydraulic testing9. Weld X-ray inspection10. Ultrasonic inspection 11. Surface finish and marking12. Despatch

Man

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ipes

Page 14: Mittal Steel Iasi

Quality control

Destructive testing

Tubes are divided into the test groups of 50 (100) pcs each. The specified number of samples is taken out from each test group for mechanical tests. The tensile-tests, guided- bend tests of welds and impact tests are performed most often. Moreover, the DWT, HIC tests, welded joint hardness measuring, and metallographic analyses are performed according to the customers´ requirements. The tests are performed by the independent, state accredited testing laboratory. This laboratory is, among others, also equipped with the H

2S testing room for the HIC/SSC tests.

Hydraulic testing

All pipes are subject to the hydraulic leakage test, whereby the testing overpressure level and the time of a delay are chosen according to the purpose of tube use, e.g. pursuant to DIN 2413, or EN 10208 Standard requirements. The course of testing is digitally sensed and stored, including the automatic evaluation of the test. At the same time, there is possible to print the graphic record of the course of test.

Non-destructive testing

The scope of nondestructive testing is usually set by standards, and corresponds to the purpose of use. The Spiral Mill is equipped for doing the NDT after the testing with water pressure, ultrasound and X-ray.

Weld X-ray Testing

Tubes are checked at the workplace equipped with the SEIFERT 160 kV X-ray-TV chain, equipped with the CCD sensor. According to the standard requirements, the checking is chosen either of the entire weld length in the dynamic regime, or in statical regime with the possibility of recording the individual photographs at VISTA PLUS III equipment. Weld-seams are inspected according to the EN 10246-10, SEP 1916 and API 5L standards. By means of the digitizing circuits, it is possible to achieve the high-quality pictures with the sensitivity, corresponding to the fine grain X-ray film.

Ultrasonic Testing

The workplace is equipped with the KRAUTKRAMMER SNUP/OPR facility, which makes possible to do quite automatically the testing of weld, the ultrasonic inspection of the heat-affected weld zone and basic material, and mark the places of indications with the colour spray. Welds are checked according to the EN 2046-9, SEP 1916 or API Spec 5L requirements, basic material according to EN 10246-15 or SEL 072.In addition to this facility, there is bevel ends laminarity ultrasonic test performed at this workplace by means of the handy device KRAUTKRÄMMER USN-50.

Residual magnetism

A part od nondestructive testing is the residual magnetism measuring at the bevelled surfaces, and performance of the efficient demagnetization.

Manufacture of spiral welded steel pipes with Ø 323.9 - 820 mm

Page 15: Mittal Steel Iasi

Surface fihish and marking

Pipes are supplied with natural (so-called black) surface, or with the anticorrosion protection with polyethylene or bitumen. On the customer´s request, the natural surface can be varnished with the bitumen varnish, or the coating can be reinforced with the fibre-cement mortar.

Pipes are durably marked by stamping, whereby each pipe has a manufacturer monogram and manufacturing number stamped. According to further requirements, also the steel grade or heat number are stamped. At the same time, there is possible to sign the pipes on the inside surface on the request, whereby the sign bears also further information, as a diameter x wall thickness, tube length, and a contract number (code).

Dispatch

Pipes are despatched to the customer by railway wagons, or trucks. Pipes are always in bulk, the individual layers are separated by wooden underlays and protected against shift with the wooden scotches.

Pipes with polyethylene coating are interlaid with plastic strips, and the platform wagons with tilting jambs are prefered.

Utilization

Spiral-welded steel pipes serve for transmission of the liquid and gaseous combustible media (up to the working pressure of 10 MPa), for potable and service water distribution, constructions of hot-water distributions, and for structural purposes - posts, piles. They are approved for utilization at construction of the stable pressure vessels.

Page 16: Mittal Steel Iasi

CertificationAll manufacturing and checking operations, as well as connected development and trade activities, are performed in accordance with the implemented quality control system according to ISO 9001, which was certified in the Plant in the year 1992, and since that time it has been continually improved. At the same time, the environmental management system according to ISO 14001 has been implemented and certified.Ability of the manufacturing processes was verified within the framework of the product certifications by RW TUV organization, when the welding procedures for the individual material groups and operations have been approved in accordance with EN 288-3, and Vd-TUV Merkblatt 1151 specification. Licence by the American Petroleum Institute has also been awarded for production of welded line-pipes according to API Spec 5L specifications.Welded tubes also comply with the pressure equipment requirements according to ES 97/23 (PED) and AD 2000 Merkblatt W4 instructions.

Page 17: Mittal Steel Iasi

Firm SeatPipe

diameter Steel Grade

TOWARZYSTWO FINANSOWE SILESIA Katowice 508 EN 10208-2; L415MB

ARGENTO KFT. Budapest 323.9 - 610 EN, DIN; St 37.0 – L415MB, L450 MB

THYSSENKRUPP Torun 323.9 - 610 EN, DIN; St 37.0 – L415MB

FEROIMPEX D.O.O. Vukovar 323.9 - 711 DIN, API 5L; St 37.0 – X52 PSL2

SYSTEMTUBE Košice 323.9 - 813EN, DIN, API Spec 5L; St 37.0 – L485MB,

S355J2H, X52 PSL2

FRANKSTAHL ROHR-UND Wien, Praha, Wulfrath 323.9 - 813EN, DIN, API Spec 5L;

St 37.0 – L415MB, X52 PSL2

INCOS SPOL.S R.O. Praha 323.9 - 813 DIN, API Spec 5L; St 37.0 – St 52.0, B PSL2

TOPHAM EISEN UND STAHL HANDEL Wien 323.9 - 813EN, DIN, API Spec 5L; St 37.0 – St 52.0,

L360NB, B PSL2

BBM NEDERLAND B.V. Meerkerk 323.9 - 813EN, DIN, API Spec 5L;

S235JRH, St 37.0 – St 52.0, L360NB, X42 PSL2

POWERPIPE SYSTEMS AB Hisings Karra 323.9 - 813 DIN; St 37.0

LOHARENS ING.-BAU GMBH Bad Oeynhausen 406.4 - 711 EN, DIN; S235JRG2, RSt 37-2, St 37.0 – St 52.0

SALZGITTER STAHLHANDEL GMBH Düsseldorf 323.9 - 813EN, DIN, API Spec 5L; St 37.0, L360NB,

S355J2G3, B PSL2

BBM STAHLROHRHANDEL GMBH Halle / Saale 323.9 - 813EN, DIN, API Spec 5L; St 37.0 – St 52.0,

S235JRH, S355J2G3, B PSL2

EUROFERROMETALL Bratislava 457 - 813 DIN; St 37.0 – St 52.0

UNISET RURY STALOWE-STEEL PIPES Slupsk 457 - 813 EN, DIN; St 37.0 – L415MB

RSH ROHR UND STAHLHANDEL Erfurt 323.9 - 711 DIN; St 37.0 – St 52.0

ASKONY EXPORT-IMPORT Krompachy 324 - 813EN, DIN, ČSN; S235JRH – S355J2G3,

L360MB – L485MB, 11 375.0 – 11 523.0

IZOSTAL Zawadzkie 323.9 - 711 EN, DIN; St 37.0, L360MB

SAFCO ING.PAUL ZINNIEL Kleinwetzdorf 508 - 711 DIN; St 37.0

RATIO METAL TRADE LTD. INTERNATIONAL

Dublin 323.9 - 813EN, DIN; St 37.0 – ST 52.0,

L360MB, L415MB

Commercial references

The most important customers of spiral welded pipes in the period 2003 - 2005

Com

mer

cial

re

fere

nces

Page 18: Mittal Steel Iasi

Pipe surface protectionOutside surface protection

This is an insulation, exceeding by a good mechanical resistance, high electric resistance, and expected service life of 50 years. High voltage resistance at the holiday test 25 kV is guaranteed. Tubes can be cold bent, including the insulation. The insulation is manufactured according to DIN 30 670.

Certification

The polyethylene insulation was tested by Ústav využití paliv (Institute of Fuel Utilization) in Běchovice, and based on the Protocol of Testing, it was certified for the purposes of gas industry by GAS, s.r.o. firm. The TSÚS Bratislava Product Certificate was also issued, with validity for the Slovak Republic.Coating of small diameter tubes according DIN 30 670 can be provided, as per agreement at external suppliers.

Used technology

Mechanical outside surface grit-blasting, tube heating, electrostatic spraying by epoxide powdered primer and powdered adhesive (copolymer), infra-red reheating, coating with the polyethylene hose by means of the circular extruding head (the so-called ring circular extrusion).

Type of coating

Normal (DIN 30 670-N-n), reinforced thickness (DIN 30 670 -N-v), normal (N) material - low-density polyethylene LDPE.*)

*) - In black color, as per agreement can be supplied also in yellow color.

- Special (DIN 30670-S-n) increased thickness (DIN 30670-S-V), special (S) material – high-density (HDPEW) or medium-density (MDPR) polyethylene.

Range of length

6 - 18 m

Finishing operations

Protection of ends by plastic covers, end painting by protective varnish, marking the data by means of ink-jet spraying device. Tubes are coated in the newly-built polyethylene coating line.

This is a classical bitumen coating, marked especially by a low price and good service life.

Type of coating

The coating according to the Company Standard KN 42 0023 corresponds to ČSN 42 00 22 requirements for the reinforced tube coating. Use of PVC tape is characteristic for this insulation, which significantly improves the absence of coating porosity.

Dimensional range

Outside tube diameter 159 - 820 mmTube length 8 - 12.5 mm

Typical properties

Porosity 35 kVBendability R

min.= 50D

Used technology

On the tubes coated with bitumen varnish priming coat, the liquid bitumen insulating mixture is applied, ointo which one PVC tape layer, and one layer of fiber-glass, soaked in bitumen, are coiled. The finished coating is white poured with lime milk.

Polyethylene coating Tubes ø 159 - 1220 mm

Outside bitumen coating Tubes ø 159 - 820 mm

Steel tube

Epoxy spraying

Adhesiveintermediate layer

Polyethylene

Steel tube

Bitumen coating

Lime paint

Page 19: Mittal Steel Iasi

It is produced according to the Company Standard KN 42 0025, which follows from the requirements of the German regulation by the Association of water piping and gas line builders (DVGW) GW-340. Main task of this insulation is to enable laying pipeline in rough terrain, i.e. e.g. in rocky mountain terrain, or everywhere, where the sub-base material transport is difficult. Special design FZM-S allows direct use of the tube for horizontal thrust boring without excavation.

Used technology

Plasticized mortar mixture is applied on the tube outside surface by pressure pump, and is covered with wrapping of woven polypropylene fabric with the defined strength properties. Cement mortar contains chipped polypropylene fibre, improving the long-term plasticity and coherence of insulation, and liquefying agent, improving workability of mortar and strength properties.

Type of protection

The protection corresponds to:- Normal design FZM-N, which is not determined for the pipe thrust-boring without the use of protector pipe.- Special design FZM-S with increased adhesion in the axial direction suitable for thrust boring.- Both types of FZM insulation can be delivered as per agreement in yellow colour (coloured mortar ansures the colour stability even if on damaged surface).

The protection corresponds to the FZM-N finish according to the German marking. It is not determined to the pipe jacking without the use of protector pipe.

Dimensional assortment

Outside tube diameter 159 - 820 mm Tube length 6 - 14 m

Typical properties

Minimum layer thickness 7 mmAverage layer thickness 9 mmTensile strength 42 MPaTensile strength at bending 7 MPaImpact resistance min. 150 JBendability R

min.= 50D

Certification

The cement mortar protection was certified as a new product by Technický a zkušební ústav stavební, a.s. Praha (Testing and Control Building Institute), detached workplace Brno.

Outside fibre-cement mortar protection Tubes ø 159 - 820 mm

Type of lining

Inside cement mortar lining complies with the DIN 2614 standard requirements, application method II (by slinging). cement type N, type of ends A or B, or socket ends according to DIN 2460. The lining is determined to the transport of potable or waste water. Transport of aggressive waste waters must be consulted with manufacturer of the lining.

Used technology

Cement mortar is applied inside of the rotating tube by slinging head, at the diameter of 89 - 159 mm it is a steel rod without head. After application of the required layer, the uniform layer thickness and smooth surface is reached by fast rotation of the tube. Before dispatching, the regime of the concrete layer maturing is followed, and visual inspections are performed.

Dimensional assortment

Outside pipe diameter 89 - 820 mmPipe length 7 - 13 m

Typical Properties

Minimum layer thickness 3 mmCompression strength 40 MPaTensile strength at bending 7 MPa

Certification

Inside cement mortar lining is certified by Technický a zkušební ústav stavební, a.s., Praha (Testing and Control Building Institute), detached workplace Brno.

Pipes are supplied in two types of finish, according to their connecting:

- pipes with weld bevels and inside insulation, ended 5 mm from the end (without the necessity of reinsulating after welding)

- pipes with flared-out end for creating a socket joint. These tubes can be connected by single fillet weld along the flared-out end.

Inside cement lining Tubes ø 89 - 820 mm

Inside surface protection

Pipe

sur

face

pr

otec

tion

Steel pipe

Epoxy spraying

Adhesive intermediate layer

Polyethylene

Fibre-Cement mortar

Steel pipe

Inside cement lining

Page 20: Mittal Steel Iasi

The installed line makes possible to coat pipes in the O.D. range 159 - 820 mm with the three-layer coating pursuant to the DIN 30 670 Standard in normal design (maximum operating temperature 50°C) or in special design (operating temperature 80/90°C, increased surface hardness). Thus, it covers the entire assortment of the spiral welded pipes, part of the seamless tube assortment, and leaves the space for coating of pipes, supplied by other manufacturers.

Pipe pre-heating

The whole line starts with the intake bed, from which the tubes are conveyed to the grit-blasting machine. Before the blasting itself, the tubes are heated by the natural gas burners to the temperature of 50-80 °C, that is sufficiently above the dew point temperature.

Grit-blasting machine

The grit blasting takes a course in the mechanical grit-blasting machine, equipped with two throwing wheels, operating with metal crushed material. The surface quality after grit-blasting corresponds to the SA 2 1/2 degree according to ISO 8501-1.

Visual inspection

After the grit blasting, the pipes undergo the visual inspection, during which possible surface defects are removed by grinding. The surface roughness is measured.

Interoperational bed

Pipes then get by the reversible roll table to the interoperational bed, which serves as a storage bin. The insulation process itself is continual, and it requires the continuous feed of pipes.

Induction heating

The mid-frequency induction heating has 750 kW output, which is sufficient for heating of 10 t of pipes per hour. By passing the pipe through the inducting coil, it is heated to the application temperature, which is usually the temperature between 170 and 200 °C. The pipe temperature is continually measured by the infra-red sensor, and displayed on the control desk.

Epoxy coating

The pipe enters the spraying booth, where the powdered epoxy is sprayed in the electrostatic field with 60 - 100 μm thickness, which melts down immediately, and cures during 30 - 60 seconds, whereby a high adherence to the steel surface is reached.

Polyethylene coating ø 159 - 820 mm

Page 21: Mittal Steel Iasi

1. Tube pre-heating2. Grit-blasting machine3. Visual inspection4. Interoperational bed5. Induction heating6. Epoxy spraying 7. Polyethylene application8. Pipe cooling9. Insulation cutting 10. Pipe end clean off 11. Quality control12. Marking

Polyethylene application

Directly behind the spraying booth, there follows the application of the second layer - the so-called adhesive intermediate layer. This is the question of 250 μm thick adhesive layer, the function of which is to create the chemical bond between the epoxy and upper polyethylene layer.Coating itself is done by forcing-out the adhesive substance through the extruder flat nozzle into the thin strip, which is wrapped on the tube in semi-liquid condition.

Behind the adhesive substance nozzle, there is a wider nozzle, which extrudes the polyethylene foil. This is wrapped on the tube over the adhesive substance layer with multiple over-lapping. The wrapped layers are pressed on the tube by a roller of special silicon rubber, which makes possible to reach a high press, and presses the plastic also into the places of weld toe. With regard to the extrusion temperature, a mutual full melting of the individual over-lapped layers becomes, so the coating is quite homogeneous on the cut.

Manufacturing process

Poly

eth

ylen

e co

ati

ng

Page 22: Mittal Steel Iasi

Coating cutting

Pipes go through the facility one by one, so it is necessary to cut the insulation by means of shearing jig. At the same time, the jig cuts the insulation off at the required distance from the pipe end (typically 140 +/- 10 mm).

Pipe cooling

Immediately after the plastic application, there follows the cooling section, which reduces the surface temperature quickly by means of laminar and spray cooling, and enables the pipe transport on the roll table, and further handling without the risk of coating damage. After throwing out the pipe on the delivery bed, the cooling water residues are poored out of the pipe.

Pipe-end clean off

There follows the pipe end clean up to the distance of 100 - 150 mm, which is performed by combination of cutting off the part of insulation, and grinding in the smooth transition of coating on the pipe. The non-coated pipe ends are protected from corrosion by the colourless varnish, and plastic protectors or caps are put on the bevels.

Quality control

For each new combination of the insulating materials, the complex laboratory tests are performed in the Institute of Fuel Research and Utilization in Běchovice, which serve as the basis for product certification.

Visual inspection

Each tube is checked visually on the coating compactness.

Coating thickness measuring

Further, the coating thickness measuring is performed on the whole pipe length and surface, at 12 points at least. At the spiral-welded pipe, there are performed the additional 4 insulation measurements above the weld. The measurement is performed by the magnetic or ultrasonic apparatus. The Table shows the required values according to DIN 30 670 Standard.

Polyethylene coating ø 159 - 820 mm

Minimum coating thickness in mm

Outside diameter(mm)

FinishDIN 30 670 - N - n

normal thickness (mm) Reinforced thickness (mm)

D < 114.3 1.8 2.5

114.3 ≤ D < 273 2 2.7

273 ≤ D < 508 2.2 2.9

508 ≤ D < 762 2.5 3.2

D ≥ 762 3 3.7

Page 23: Mittal Steel Iasi

Peeling test - minimum values

Finish Testing temperature Minimum values

DIN 30 670 - N20±5˚C 35 N/cm

50±5˚C 15 N/cm

DIN 30 670 - S20±5˚C 35 N/cm

50±5˚C 25 N/cm

Guaranteed coating properties DIN 30 670 - N

Operating temperature max. 50˚C

High voltage failure resistance min. 25 kV

Peeling powermin. 35 N/cm at 20±5˚Cmin. 15 N/cm at 50±5˚C

Impact resistance min. 10 Nm

Indentation hardness max. 0.2 mm

Coating elongation min. 200%

Specific electric resistance min. 108 Ωm-2

All-surface holiday test

The all-surface holiday test is performed under the testing voltage of 25 kV, the task of which is to check the absence of coating porosity. The test is performed with automatic holiday detector with round electrode and DC current supply Buckleys and with the tube passing through in the line, or by the hand spark crack detector with direct earthing and flat conduit terminal, on pipe rotating on the positioner.

Peeling test

The coating peeling test on the pipe end is performed once a shift. The test is done by the COESFELD portable apparatus by tearing off the scored coating strip of 2 cm width at the specified speed. The measured tear-off power is converted per 1 cm

ofcoating width. The standard requirements for achieved adhesive forces are shown in the Table.

Impact resistance test of coating

In addition to these tests, there is performed the impact resistance test. The test consist in throwing down a weight of exact mass, equipped with the spherical impact surface of 25 mm radius, from the height of 1 m. The weight mass is set by standard according to the tube diameter. After thirty impacts, there is peformed the electro-spark test at the tested surfaces, where no punctures must be indicated.

Marking

In accordance with the standard requirements, the stickers are sticked on the tube ends, with the designation of the manufacturer, and coating type. The stickers single out by colour the coating thickness: yellow for normal thickness, and red for thickened thickness. The pipe ends are varnished for short-term protection, and equipped with mechanical protections of the bevelled surfaces.

Page 24: Mittal Steel Iasi

At present, all gas pipe-line underwater passages, pipe jackings and sections, passing through the rocky landscape, are projected with the reinforcement of the polyethylene coating by the fibre-cement mortar cover (FZM-N). Special coating (FZM-S) is used for thrust boring of tube to the excavation-free placing.

Fibre - cement mortar preparation

The basis of the equipment is a mixer with the built-in balance and mechanical transport of cement and sand from two outside silos. Mixer charging is from above, the finished mixture is then discharged through the bottom directly into the funnel of the cement mixture working pump. The pump drives the mixture by the pressure hose in the truck for outside coating. The truck then travels at optional speed along the rotating pipe.

The coating mixture is made of cement, sand, potable water, liquefying agent for better conveyance through hose, and chipped polypropylene fibres. The task of these fibres is partly to prevent the mixture leakage through the wrapping, partly they considerably improve the resistance of the resulting coating against crumbling, and its plastic properties. During manufacturing of FZM-S the mortar is enriched with special components improving the properties of the coating (strength and adhesion). Yellow color is reached by added color pigments.

Cement mixture application

On the outside insulation truck, there is a stand with laminating polypropylene strip decoiler, and cement feed hoseholder with the application tail. The coating itself is performed by coiling the laminating strip on the rotating pipe, and mortar application between the coiled strip and the pipe surface, at the simultaneous truck travel. The travel speed and revolutions correspond to the required strip overlapping of 60 %, and achievement of the required cement layer. At the same time, the coating has been mechanically smoothed by means of a wiper, so that the required surface flatness should be reached. The insulation ends are cut off into the conical transition.

Outside fibre-cement mortar protection ø 159 - 820 mm

Page 25: Mittal Steel Iasi

1. Fibre-Cement mortar preparation2. Cement mixture application3. Hardening of coating4. Pipe inspection and marking

Outside cement-fibrous coating layer thickness

DN diameter (mm)

Minimum layer thickness(mm)

159-820 7

Hardening of coating

During outside coating, each pipeis handled separately, with maximum care, and the pipes are stored until hardening by laying down on the non-coated ends.During the first 24 hours, the coating is moistured, and after 72 hours, on condition that the ambient temperature will never drop under 5°C, the pipes can be safely despatched from the plant. Otherwise they could be dispatched no sooner than after 5 days. The declared strength properties are reached after 7 days.

Pipe inspection and marking

The finished coating complies with the requirements of the Company Standard KN 42 0025, which follows from the German regulation DVGW GW 340.

The following tests are performed: the mortar spilling test at the jarring table - each mixer, once a week the analysis of fresh mortar, once a year mortar strength under pressure, once a year mortar tensile bending strength, visual inspection of coating and thickness measuring.

Manufacturing process

Out

side

fibr

e-ce

men

t m

orta

r pro

tect

ion

Page 26: Mittal Steel Iasi

The cement mortar is also used for lining of the pipe inside surface. It serves here primarily as a lasting, hygienically unexceptionable lining of piping for conveyance of potable water. Lining has two major tasks, to prevent the steel pipe corrosion, and reduce clogging of pipeline with incrustations.

Mortar preparation

The basis is a mixer, common for both types of the cement lining. Mixer charging is from above, the finished mixture is then discharged through the bottom directly into the funnel of the working pump, which drives the mixture in the rod for inside cement lining.

Cement mortar application

For the inside surface lining, a truck is used, carrying the twelve-meter lance, equipped at the end with the torketing head holder, and cement conveyance in hose. There are several torketing heads, and they differ especially in their size and performance, according to the pipe diameter. Steel lance without the head is used for the diameter of 89 - 159 mm. The compressed-air drive is common at all heads. The truck makes possible to change the height position of the lance according to the individual diameters, and to control the feed rate during the application. The positioners make a part of the facility, which make possible rotation of the coated pipe by the hydraulic motor, with the possibility of large range of revolutions. At the mortar spraying itself, the truck runs out of the pipe, and the pipe is rotating slowly, at the same time. The mortar is rendered step by step on the pipe wall.

Pipe rotation

After finishing this operation, the pipe is spinned to the maximum speed, at which the acceleration of gravity on the inside pipe diameter achieves the value of almost 10 G. The result of centrifuging is, as was said already, a very smooth surface and improvement of adhesion of the mixture to the metal surface. The surface roughness has impact on the losses in pressure, and pipeline choking during its operation.

Inside cement lining ø 89 - 820 mm

Page 27: Mittal Steel Iasi

Inside cement lining layer thickness

Outside diameter(mm)

Minimum thickness(mm)

Maximum thickness(mm)

D < 159 3 8

159 ≥ D < 323.9 4 9

323.9 ≥ D < 610 5 10

610 ≥ D < 820 6 13

Intermediate storage

Pipes with freshly applied mixture are carefully rolled down a bed, and they are not transported anywhere during 24 hours, at the minimum. Immediately after the application, the ends are finished according to the customer´s requirement, and the faces are covered with foil, to prevent fast drying and surface cracking. Sprinkling with water is performed according to the need. The dispatch to the customer is suitable after 7 days storage in the manufacturing Plant, at the earliest.

Output inspection

There is performed the visual chech of cracks, and layer thickness measurement. Table shows the correct thickness values. Further, a sample is taken from each mixer for the spilling test, and the fresh mortar analysis is performed once a week according to DIN 2614.

Manufacturing process

1. Mortar preparation2. Cement mortar application3. Pipe rotation4. Intermediate storage5. Output inspection

Insi

de

cem

ent

linin

g

Page 28: Mittal Steel Iasi

Dimensions and weight of produced pipes DIN 2458/DIN 1626

Nominalinside diameter

Outsidepipe diameter

Wallthickness

Weightper meter

Depth of sliding

t

Clearancein joint

f

Nominal pressure of piping PN acc. to the used steel

DN (mm) (mm) (kg/m) (mm) (mm) St 37.0 St 44.0

300 323.9 5.6 44.0 105 2 40 50

350 355.6 5.6 48.3 115 2.5 32 40

400 406.4 5.6 55.4 120 2.5 32 32

500 508 5.6 69.4 130 3 25 30

600 610 6.3 93.8 130 3 25 25

700 711 6.3 109 130 3 20 20

800 813 8.0 158.8 130 3 20 20

Spiral welded pipes with socket joint are determined for simple connecting of water main.

Used technology

Sockets are manufactured by cold flaring-out of pipe ends. The pipe ends are perpendicularly cut-off. Jointing is made by sliding the pipe end in socket and welding by the peripheral fillet weld, which is easier and also enables the utilization of less experienced welders.

Lining type

These pipes are delivered according to DIN 2460 Standard, and are coated with the outside polyethylene coating according to DIN 30 670-N-n and inside cement mortar lining according to DIN 2614. It is sufficient to complete the lining of the inside surface in the jointing places, e.g. by the heat contractible packing. The joint doesn´t require any additional treatment of the pipe inside surface.

Checking

Pipes are manufactured and tested according to DIN 2458 / DIN 1626, utilization of the admissible calculation stress in weld v

N=1,0.

Socket pipes

Steel grades

maximum thickness

St 37.0 8.0

St 44.0 6.3

Cement layer Steel pipe

Page 29: Mittal Steel Iasi

So

cket

pip

es

Notes:

Page 30: Mittal Steel Iasi

If your order should be satisfied quickly and correctly, it has to include the data, which represent a technically unambiguous order, and shall enable to avoid possible misunderstandings.

Correct way how to place your order

For the steel pipe:

Outside diameter x wall thickness - steel grade

e.g.: 610 x 6.3 - St 52.0

e.g. If you are not sure about the choice of steel grade, wall thickness, or pipe finish standard, let us know the purpose of use of pipes in the order.

Dimensional standard, technical finish standard

e.g.: DIN 2458, DIN 1626

Pipe length

- production length (6 - 18 m)

- fixed length (±500 mm)

- accurate length (+25/-0 mm)

Finish of ends

- perpendicularly flame-cut

- perpendicularly cut-off (e.g. DIN according to 2559/22)

- with the bevel for welding

For coating:

Polyethylene coating

- normal thickness 3L-PE DIN 30 670-N-n

- reinforced thickness 3L-PE DIN 30 670-N-n

Outside fibre-cementcoating

KN 42 0025 - FZM-N, KN 42 0025 - FZM-S

Outside bitumen coating

KN 42 0023.20

Inside cement lining

ZM-DIN 2614-N-II type of ends B

Page 31: Mittal Steel Iasi

Mittal Steel Ostrava a.s.Vratimovská 689707 02 Ostrava-KunčiceCzech Republic

T +420 595 681 111, +420 595 686 383, +420 595 686 263 F +420 595 688 673, +420 596 237 980E [email protected]

www.mittalsteelostrava.com

Page 32: Mittal Steel Iasi

© Mittal Steel Ostrava a.s.

March 2006

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Mittal Steel Ostrava a.s.

production programme

Tubes and pipes

Page 46: Mittal Steel Iasi

Mittal Steel Ostrava a.s.

production programme

Tubes and pipes

Page 47: Mittal Steel Iasi

Mittal Steel Ostrava a.s.

TRADITIONAL PRODUCER

OF THE HIGH QUALITY

METALLURGICAL PRODUCTS

Tube Plant of

a.s. is the prominent

producer of seamless tubes and

pipes and the only producer of

spiral weld pipes in the Czech

Republic.

Seamless tubes and pipes are

manufactured on two Stiefel

mills with diameter from 21.3

mm to 273.1 mm. Spiral weld

pipes are manufactured on

quite automatic welding

machines with diameter from

323.9 mm to 820 mm.

The tubes and pipes can be

produced according to ISO, EN,

DIN, ASTM, NF, BS, GOST, SN,

API Specifications and other

standards.

Mittal Steel Ostrava a.s. is

authorized to use continuously

the API monogram on Oil

Country Tubular Goods and

Line Pipes since 1957.

Mittal Steel

Ostrava

È

Page 48: Mittal Steel Iasi

contents

Plain-end seamless tubes and pipesSeamless tubes suitable for screwing(threaded tubes)Flanged pipesOil country tubular goods (OCTG)Spiral weld pipesTubular products

Page 49: Mittal Steel Iasi

certification

The Tube Plant quality ofproduction is on the toplevel and is certificatedby a lot of reputableexternal and inlandinstitutions.

Page 50: Mittal Steel Iasi

Plain-end seamless tubes and pipes Dimensional standards EN 10220:2002 “Seamless and welded steel tubes - General tables of dimensions and masses per unit length” ISO 4200:1991 “Plain-end steel tubes, welded and seamless” ČSN 42 5715:1981 “Hot-rolled seamless steel tube” ČSN 42 5716:1981 “Hot-rolled seamless steel tube with small tolerances” DIN 2448:1981 “Seamless steel tubes” GOST 8732:1978 “Hot-rolled seamless steel pipes” ASME B36.10M:2000 “Welded and hot-rolled seamless steel pipes” KN 45 11031:1997 “Casing type III” – seamless for deep drilling – sizes Technical delivery regulations for tubes and pipes of carbon steel ČSN 42 0250:1988 “Hot rolled seamless tubes of class 10 to 16 steels” ČSN 42 0165:1990 “Sheets and pipes of ferrite-pearlite steels with guaranteed impact properties at low

temperatures” DIN 1629:1984 “Seamless circular tubes of non-alloy steels with special quality requirements” DIN 1630:1984 “Seamless circular tubes of non-alloy steels for extra-high requirements” DIN 17 121:1984 “Seamless structural steel circular tubes for structural engineering purposes” ASTM A 53:2004 + ASME SA 53:2001 “Seamless and welded black tubes suitable for zinc dipping” NF A 49 – 112:1987 “Plain-end seamless hot rolled steel tubes with guaranteed room temperature properties and

with special delivery conditions”, all sizes that comply with DIN 2448 GOST 8731:1974 “Hot-rolled seamless steel pipes” EN 10216-1:2002 + A1:2004 “Seamless steel tubes for pressure purposes” – Technical delivery conditions – Part 1: Non-

alloy steel tubes with specified room temperature properties EN 10297-1:2003 “Seamless steel tubes for mechanical and general engineering purposes” For tubes and pipes of high-grade carbon steel – for boilers ČSN 42 0251:1989 “Seamless steel tubes with guaranteed properties at elevated temperatures” DIN 17175:1979 “Seamless steel tubes for elevated temperatures” quality grade I ASTM A 106:2004 + ASME SA 106:2001 “Standard specification for seamless carbon steel pipe for high temperature service” ASTM A 192:20021 “Standard specification for seamless carbon steel boiler tubes for high-pressure service” ASTM A 210:2002 1 “Standard specification for seamless medium-carbon steel boiler and super heater tubes” ASTM A 333:2004 + ASME SA 333:2001 “Standard specification for seamless and welded steel pipes for low-temperature service” ASTM A 530:2004 + ASME SA 530M:2001 “Standard specification for general requirements for specialized carbon and alloy steel pipe” ASTM A 450:2004 “Standard specification for seamless carbon steel pipe for high temperature service” NF A 49 – 211:19891 “Seamless plain-end unalloyed steel tubes for fluid piping at elevated temperatures” BS 3059 Part 2:19901 “Steel boiler and superheated tubes, Part 2: Carbon, alloy and austenitic stainless steel tubes

with specified elevated temperature properties” EN 10208-1,2:1997, 1996 “Steel pipes for pipelines for combustible fluids” EN 10210-1,2:1994, 1997 “Hot finished structural hollow sections of no-alloy and fine grain steels” EN 10216-2:2002 + A1:2004 “Seamless steel tubes for pressure purposes” – Technical delivery conditions – Part 2: Non-

alloy and alloy steel tubes with specified elevated temperature properties EN 10216-3:2002 +A1:2004 “ Seamless steel tubes for pressure purposes ” Part 3 – Alloy and fine grain steel tubes KN 45 11081:1997 “Casing type III" – seamless for deep drilling – Technical delivery conditions” By agreement, Tube Plant is able to supply plain-end seamless tubes and pipes of either carbon steel or high-grade carbon steel complying with other foreign standards as long as their dimensions correspond to the dimensional range of tubes and pipes made in accordance with DIN 2448, ASME B36.1M and ČSN 42 5715 or ČSN 42 5716. Tube dimensions2 EN 10220:2002 (ISO 4200:1991) See following charts ČSN 42 5715 (42 5716):1981 See following charts DIN 2448:1981, EN 10210-2:1997 See following charts ASTM A 53:2004, ASTM A 106:2004, ASTM A 333:2004

See following charts

ASTM A 192:20021 Ø 21.3 – 127.0 mm, W.T. 2.3 – 20.0 mm ASTM A 210:2002 1 Ø 21.3 – 127.0 mm, W.T. 2.3 – 12.7 mm NF A 49 – 112:1987, NF A 49 – 211:1989 1 See following charts, W.T. max. 20 GOST 8732:1978 See following charts ASME B36.10 M:2000 Ø 21.3 – 273.1 mm, W.T. 2.3 – 20.0 mm

1 The tubes according to this norm may be ordered only by previous agreement. 2 By agreement can be manufactured also unnormalized tube outside diameters.

Page 51: Mittal Steel Iasi

Steel grades ČSN 42 0250:1988 11 353.0, 11 353.1, 11 453.0, 11 453.1, 11 523.0, 11 523.11, 11 550.0, 11 550.1,

11 650.0, 11 650.1 ČSN 42 0251:1989 12 021.1, 12 022.1 ČSN 42 0165:1990 11 369.1, 11 503.11 DIN 1629:1984 St 37.0, St 44.0, St 52.0 DIN 1630:1984 St 37.4, St 44.4, St 52.4 DIN 17121:19842 RSt 37–2, St 37–3, St 44–2, St 44–3, St 52–3 DIN 17175:1979 – Grade I St 35.8, St 45.8 GOST 8731:1974 10, 20, St2, St4 ASTM A 53:2004, ASTM A 106:2004 A, B ASTM A 333:2004 Gr. 1, Gr. 6 ASTM A 192:20021 A ASTM A 210:20021 A1 NF A 49 – 112:1987 TU E 220A, TU E 235A NF A 49 – 211:19891 TU E 220, TU E 250, TU E 275

each the grade can be required by modification: – B (test of notch impact strength at +20°C) – B1 (test of notch impact strength at 0°C) – B2 (test of notch impact strength at -20°C)

EN 10208-1,2:19971, 19961 L210GA, L235GA, L245GA, L290GA, L360GA, L245NB, L290NB1, L360NB EN 10210-1,2:1994, 1997 S235JRH, S275JOH, S275J2H, S355JOH, S355J2H, S275 NH1, S355NH1 EN 10216-1, 2, 3:2002 + A1:2004 P195TR1, P195TR2, P235TR1, P235TR2, P265TR2, P195GH, P235GH, P265GH EN 10297-1:2003 E235, E275, E315, E355, P355N, P355NH1, E275K21, E355K21 Lengths Plain-end tubes and pipes are supplied from carbon or high-grade carbon steel in the following lengths: Production length – in a range of 4 – 14 m, lengths selected by the producer by technological possibilities Set length – nominal length selected by the customer from the range of production lengths with a tolerance of ± 500 mm (according to DIN 1629, DIN 17 121 and DIN 17 175). Exact length – nominal length selected by the customer following agreement with the producer. Max. length of tubes: < Ø 60.3 mm 9.5 m ≥ Ø 60.3 m 12.5 m Finish of surface and ends of tubes and pipes Plain-end seamless tubes and pipes are supplied with the following types of surface finishing: – scaled outside and inside – by prior agreement it is possible to carry out outside and inside zinc coating according to DIN EN 10240:1998 (only up to O.D. 114.3 mm incl.) – with outside short term protective paint The tubes and pipes are supplied with the ends cut off perpendicular to the tube and pipe axis and de-burred. Other types of finishing may be negotiated with the producer. The tubes can be supplied with following kinds of anticorrosion protection: The adjustment can be delivered in all combinations of outside and inside kind of surface including of surface without protection.

Tube diameter (mm) Outside insulation Inside insulation Lengths Producer of insulation

57.0 – 152.4 Extruded polyethylene coating with

normal and reinforced thickness (DIN 30670:1991)

8 – 12.5 m External supplier

159.0 – 273.1 Extruded polyethylene coating with

normal and reinforced thickness (DIN 30670:1991 – N-n, N-v, S-n, S-v)2

6 – 18 m Mittal Steel Ostrava a.s.

219.0 – 273.1

Concrete-plastic coating according to KN 42 0025:2003, event.

FZM-N normal, FZM-S special (for protection of tube with PE coating)

6 – 14 m Mittal Steel Ostrava a.s.

88.9 – 273.1 Cement Mortar Lining thickness 5 – 13 mm

(DIN 2614:1990 – II-N)1

7 – 13 m Mittal Steel Ostrava a.s.

108.0 – 273.1 Bitumen overcoat3 or alternatively others Mittal Steel Ostrava a.s.

159.0 – 273.1

Protective bitumen varnish painting, bitumen coating reinforced with 1 or 2 layers of fiberglass matt and PVC band

acc. to KN 420023:1994 or ČSN 420022:1977

8 – 12.5 m Mittal Steel Ostrava a.s.

1 This kind of insulation is delivered out of winter period (it is approx. from 1st of April to 31st of November in current year). 2 Wall thicknesses > 12 mm according to particular O.D. only by agreement. 3 Only by agreement

Seamless tubes can be also supplied with following kinds of coating: For tubes with O.D. ≥ 159 mm outside bitumen insulation according to KN 42 0023:1994 or ČSN 42 0022:1977. Bundling The pipes are tied by wire or tape with the number of ties in accordance with the customer’s requirement. The pipes are supplied also in hexagonal packs by agreement with producer.

1 The tubes according to this norm may be ordered only by previous agreement. 2 By agreement is possible to supply also in N performance

Plai

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amle

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tube

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pip

es

Page 52: Mittal Steel Iasi

Dimensional range, weight and maximum length according to EN 10220:2002 (ISO 4200:1991), EN 10216:2002 + A1:2004

Wall thickness (mm)

2.3 1 2.6 2.9 3.2 3.6 4 4.5 5 5.4 5.6 6.3 Outside

diameter (mm)

Weight (kg/m)/max. lengths (m)

21.3 1.08/9.5 1.20/9.5 1.32/9.5 1.43/9.5 1.57/9.5 1.71/9.5

22 1.12/9.5 1.24/9.5 1.37/9.5 1.48/9.5 1.63/9.5 1.78/9.5

25 1.29/9.5 1.44/9.5 1.58/9.5 1.72/9.5 1.90/9.5 2.07/9.5

25.41 1.31/9.5 1.46 /9.5 1.61 /9.5 1.75 /9.5 1.94 /9.5 2.11 /9.5

26.9 1.40/9.5 1.56/9.5 1.72/9.5 1.87/9.5 2.07/9.5 2.26/9.5 2.49/9.5

30.1 1.76 /9.5 1.91 /9.5 2.11 /9.5 2.34 /9.5 2.56 /9.5 2.83 /9.5

31.8 1.87/9.5 2.07/9.5 2.26/9.5 2.50/9.5 2.74/9.5 3.03/15

33.7 1.99/9.5 2.20/9.5 2.41/9.5 2.67/9.5 2.93/9.5 3.24/9.5 3.54/9.5

35 2.08/9.5 2.30/9.5 2.51/9.5 2.79/9.5 3.06/9.5 3.38/9.5 3.70/9.5

38 2.27/9.5 2.51/9.5 2.75/9.5 3.05/9.5 3.35/9.5 3.72/9.5 4.07/9.5

40.1 2.40/9.5 2.65/9.5 2.90/9.5 3.23/9.5 3.55/9.5 3.94/9.5 4.32/9.5

42.4 2.55/9.5 2.82/9.5 3.09/9.5 3.44/9.5 3.79/9.5 4.21/9.5 4.61/9.5 4.94/9.51 5.09/9.51 5.61/9.51

44.5 1 2.69/9.5 2.98/9.5 3.26/9.5 3.63/9.5 4.00/9.5 4.44/9.5 4.87/9.5 5.22/9.51 5.38/9.51 5.94/9.51

48.3 2.93/9.5 3.25/9.5 3.56/9.5 3.97/9.5 4.37/9.5 4.86/9.5 5.34/9.5 5.72/9.51 5.91/9.51 6.53/9.51

51.1 3.44/9.5 3.77/9.5 4.21/9.5 4.64/9.5 5.16/9.5 5.67/9.5 6.08/9.51 6.28/9.51 6.96/9.51

54.1 3.65 /9.5 4.01 /9.5 4.47 /9.5 4.93 /9.5 5.49 /9.5 6.04 /9.5 6.47/9.51 6.68/9.51 7.41/9.51

57 3.87/9.5 4.25/9.5 4.74/9.5 5.23/9.5 5.83/9.5 6.41/9.5 6.87/9.51 7.10/9.51 7.89/9.51

60.3 4.11/10 4.51/10 5.03/12 5.56/12 6.19/12 6.82/12 7.31/12 7.55/12 8.39/12

63.5 4.33/9.0 4.76/9.0 5.32/11.5 5.87/11.5 6.55/12 7.21/12 7.74/12 8.0/12 8.89/12

70.1 4.80/8.5 5.27/10 5.90/10 6.51/10 7.27/12 8.01/12 8.60/12 8.89/12 9.90/12

73 5.01/8.5 5.51/12 6.16/12 6.81/12 7.60/12 8.38/12 9.00/12 9.00/12 9.00/12

76.1 5.24/12.5 5.75/12.5 6.44/12.5 7.11/12.5 7.95/12.5 8.77/12.5 9.42/12.5 9.74/12.5 10.8/12.5

82.5 1 6.26/12.5 7.00/12.5 7.74/12.5 8.66/12.5 9.56/12.5 10.3/12.5 10.6/12.5 11.8/12.5

88.9 6.76/12.5 7.57/12.5 8.38/12.5 9.37/12.5 10.3/12.5 11.1/12.5 11.5/12.5 12.8/12.5

101.6 8.7/12 9.63/12 10.8/12 11.9/12 12.8/12 13.3/12 14.8/12

108 9.27/11.5 10.3/11.5 11.5/11.5 12.7/11.5 13.7/11.5 14.1/11.5 15.8/11.5

114.3 9.83/11.5 10.9/11.5 12.2/11.5 13.5/12 14.5/12 15.0/12 16.8/12.0

127 12.1/12 13.6/12 15.0/12 16.2/12 16.8/12 18.8/12

133 12.7/12 14.3/12 15.8/12 17.0/12 17.6/12 19.7/12

139.7 13.4/11.5 15.0/11.5 16.6/11.5 17.9/11.5 18.5/11.5 20.7/11.5

141.3 15.2/12 16.8/12 18.1/12 18.7/12 21.0/12

152.4 16.4/12.5 18.2/12.5 19.6/12 20.3/12 22.7/12

159 17.1/12.5 19.0/12.5 20.5/12.5 21.2/12.5 23.7/12.5

168.3 18.2/12.5 20.1/12.5 21.7/12.5 22.5/12.5 25.2/12.5

177.8 21.3/12.5 23.0/12.5 23.8/12.5 26.6/12.5

193.7 25.1/12 26.0/12.5 29.1/12.5

219.1 33.1/12.5

244.5 37.0/12

273.0 41.5/11.5 1 The tubes can be ordered only by prior agreement.

Page 53: Mittal Steel Iasi

Dimensional range, weight and maximum length according to EN 10220:2002 (ISO 4200:1991 continuation), EN 10216:2002 + A1:2004

Wall thickness (mm)

7.1 8 8.8 10 11 12.5 14.2 16 17.5 20 22.2 1 25 1 Outside

diameter (mm))

Weight (kg/m)/max. lengths (m)

60.3 9.32/12 10.3/12 11.2/12 63.5 9.88/12 11.0/12 11.89/12 70.0 1 11.0/12 12.8/12 13.3/12 73.0 11.5/12 12.8/12 13.95/11 76.1 12.1/12.5 13.4/12 14.6/12 16.3/12 82.5 1 13.2/12.5 14.7/12 16.0/12 17.9/12 88.9 14.3/12.5 16.0/12 17.4/12 19.5/12 21.1/11.5 23.6/10.5 26.2/81

101.6 16.5/12 18.5/12 20.1/12 22.6/11 24.6/10 27.5/8.5 108 17.7/11.5 19.7/11.5 21.5/11.5 24.2/10 26.3/9.5 29.4/8.5 114.3 18.8/12 21.0/12 22.9/12 25.7/12 28.0/12 31.4/12 35.1/11 38.8/101 41.8/91 46.5/81 127 21.0/12 23.5/12 25.7/12 28.9/12 31.5/12 35.3/11 39.5/9.5 43.8/8.51 47.3/81 52.8/91 133 22.0/12 24.7/12 27.0/12 30.3/12 33.1/11.5 37.1/10.5 41.6/9 46.2/81 49.9/9.51 55.7/6.51 139.7 23.2/12 26.0/12 28.4/12 32.0/10 34.9/10 39.2/11 43.9/10 48.8/91 52.7/81 59.0/71 141.3 23.5/12 26.3/12 28.8/12 32.4/12 35.3/12 39.7/11 44.5/10 49.4/8.51 53.4/81 59.8/71 152.4 25.4/12 28.5/12 31.2/12 35.1/12 38.4/11.5 43.1/10.5 48.4/9.5 53.8/8 58.2/7 65.3/6.5 71.3/6 159 26.6/12.5 29.8/12.5 32.6/12.5 36.7/12 40.1/12 45.2/12 50.7/11 56.4/10 61.1/9 68.6/8 74.9/7 82.6/6.5

168.3 28.2/12.5 31.6/12.5 34.6/12.5 39.0/12 42.7/12 48.0/12 54.0/10.5 60.1/9.5 65.1/8.5 73.1/7.5 80.0/7 88.4/6.5

177.8 29.9/12.5 33.5/12.5 36.7/12.5 41.4/12 45.2/12 51.0/12 57.3/11 63.8/9.5 69.2/8.5 77.8/7.5 85.2/7 94.2/6

193.7 32.7/12.5 36.6/12.5 40.1/12.5 45.3/12 49.6/12 55.9/12 62.9/12 70.1/11.5 76.0/11 85.7/9.5 93.9/8.5 104/7.5

219.1 37.1/12.5 41.6/12.5 45.6/12.5 51.6/12 56.5/12 63.7/12 71.8/11.5 80.1/10.5 87.0/9.5 98.2/8 108/7 120/6.5

244.5 41.6/12 46.7/12 51.2/12 57.8/12 63.3/12 71.5/11.5 80.6/10 90.2/8.5 98.0/8 111/7.5 122/7 135/6

273 46.6/12 52.3/12 57.3/12 64.9/12 71.1/12 80.3/11 90.6/9.5 101/8.0 110/7.5 125/6.5 137/6 1 The tubes can be ordered only by prior agreement.

Page 54: Mittal Steel Iasi

Dimensional range, weight and maximum length according to ČSN 42 5715:1981 and ČSN 42 5716:1981

Wall thickness (mm)

2.6 2.9 3.2 3.6 4 4.5 5 5.6 6.3 7 Outside

diameter (mm))

Weight (kg/m)/max. lengths (m)

21.3 1.20/9.5 1.32/9.5 1.43/9.5 1.57/9.5 1.71/9.5 22 1.24/9.5 1.37/9.5 1.48/9.5 1.63/9.5 1.78/9.5 25 1.44/9.5 1.58/9.5 1.72/9.5 1.90/9.5 2.07/9.5 26.9 1.56/9.5 1.72/9.5 1.87/9.5 2.07/9.5 2.26/9.5 2.49/9.5 28 1.63/9.5 1.80/9.5 1.96/9.5 2.17/9.5 2.37/9.5 2.61/9.5 31.8 1.87/9.5 2.07/9.5 2.26/9.5 2.50/9.5 2.74/9.5 3.03/9.5 33.7 1.99/9.5 2.20/9.5 2.41/9.5 2.67/9.5 2.93/9.5 3.24/9.5 3.54/9.5 35 2.08/9.5 2.30/9.5 2.51/9.5 2.79/9.5 3.06/9.5 3.39/9.5 3.70/9.5 38 2.27/9.5 2.51/9.5 2.75/9.5 3.05/9.5 3.35/9.5 3.72/9.5 4.07/9.5 40.1 2.40/9.5 2.65/9.5 2.90/9.5 3.23/9.5 3.55/9.5 3.94/9.5 4.32/9.5 42.4 2.55/9.5 2.83/9.5 3.09/9.5 3.45/9.5 3.79/9.5 4.21/9.5 4.61/9.5 5.09/9.51 5.61/9.51 6.12/9.51

44.5 1 2.69/9.5 2.98/9.5 3.26/9.5 3.63/9.5 4.00/9.5 4.44/9.5 4.87/9.5 5.38/9.51 5.94/9.51 6.48/9.51

48.3 2.93/9.5 3.25/9.5 3.56/9.5 3.97/9.5 4.37/9.5 4.86/9.5 5.34/9.5 5.71/9.51 6.53/9.51 7.14/9.51

51.1 3.44/9.5 3.77/9.5 4.21/9.5 4.64/9.5 5.16/9.5 5.67/9.5 6.28/9.51 6.96/9.51 7.61/9.51

57 3.87/9.5 4.25/9.5 4.74/9.5 5.23/9.5 5.83/9.5 6.41/9.5 7.10/9.51 7.89/9.51 9.65/9.51

60.3 4.11/10 4.51/10 5.03/12 5.55/12 6.19/12 6.82/12 7.55/12 8.39/12 9.2/12

63.5 1 4.33/9 4.76/9 5.32/11.5 5.87/11.5 6.55/12 7.21/12 8/12 8.89/12 9.75/12

70.1 4.80/8.52 5.27/12 5.90/12 6.51/12 7.27/12 8.02/12 8.89/12 9.90/12 10.89/12

76 5.24/12.52 5.75/12.5 6.43/12.5 7.10/12.5 7.94/12.5 8.76/12.5 9.72/12.5 10.8/12.5 11.9/12.5

82.5 1 6.26/12.52 7.01/12.5 7.74/12.5 8.66/12.5 9.56/12.5 10.6/12.5 11.8/12.5 13.0/12.5

89 6.78/12.52 7.58/12.5 8.39/12.5 9.38/12.5 10.4/12.5 11.5/12.5 12.9/12.5 14.2/12.5

102 8.74/12 9.67/12 10.8/12 12/12 13.3/12 14.9/12 16.4/12

108 9.27/11.52 10.3/11.5 11.5/11.5 12.7/11.5 14.1/11.5 15.8/11.5 17.4/11.5

114 9.82/11.52 10.9/11.5 12.2/11.5 13.4/12 15/12 16.7/12 18.5/12

127 12.1/12 13.6/12 15/12 16.8/12 18.8/12 20.7/12

133 12.7/122 14.3/12 15.8/12 17.6/12 19.7/12 21.8/12

140 13.44/11.52 15.0/11.5 16.7/11.5 18.6/11.5 20.8/11.5 23/12

152 16.4/12.5 18.1/12.5 20.2/12 22.6/12 25/12

159 17.2/12.5 19/12.5 21.2/12.5 23.7/12.5 26.2/12.5

168 18.2/12.5 20.1/12.5 22.4/12.5 25.1/12.5 27.8/12.5

178 21.3/12.5 23.8/12.5 26.7/12.5 29.5/12.5

194 26/12.5 29.2/12.5 32.3/12.5

219 33.1/12.5 36.6/12.5

245 37.1/12 41.1/12

273 41.5/11.5 45.9/12 1 The tubes can be ordered only by prior agreement. 2 The wall thickness is not standardized in ČSN but it is possible to manufacture it.

Page 55: Mittal Steel Iasi

Dimensional range, weight and maximum length according to ČSN 42 5715:1981 a ČSN 42 5716:1981 (continuation)

Wall thickness (mm)

8 9 10 11 12.5 14 16 18 20 221 251 Outside

diameter (mm)

Weight (kg/m)/max. lengths (m)

60.3 10.3/12 11.4/12 63.5 11/12 12.1/12 70.1 12.2/12 13.5/12 76 13.4/12 14.9/12 16.3/12 82.51 14.7/12 16.3/11 17.9/12 89 16/12 17.8/12 19.5/12 21.2/11.5 23.6/10.5 25.9/81 28.8/81

102 18.5/12 20.6/12 22.7/11 24.7/10 27.6/9 30.4/71 33.9/71 37.2/6.51 108 19.7/11.5 22/11.5 24.2/10 26.3/9.5 29.4/8.5 32.5/71 36.3/6.51 40.0/61 43.4/5.51 114 20.9/12 23.3/12 25.7/12 27.9/12 31.3/12 34.5/11 38.7/101 42.6/91 46.4/81 127 23.5/12 26.2/12 28.9/12 31.5/12 35.3/11 39.0/9.5 43.8/8.51 48.4/81 52.8/71 133 24.7/12 27.5/12 30.3/12 33.1/11.5 37.2/10.5 41.1/9 46.2/8 51.1/7 55.7/6.51 140 26/12 29.1/12 32.1/12 35/12 39.3/11 43.5/10 48.9/8.51 54.2/7.51 59.2/71 152 28.4/12 31.7/12 35/12 38.3/11.5 43/10.5 47.7/9.5 53.7/8 59.5/7 65.1/6.5 70.5/6 159 29.8/12.5 33.3/12.5 36.8/12 40.2/12 45.2/12 50.1/11 56.4/10 62.2/9 68.6/8 74.3/7 82.6/6.5

168 31.6/12.5 35.3/12.5 39/12 42.6/12 47.9/12 53.2/10.5 60/9.5 66.6/8.5 73/7.5 79.2/7 88.2/6.5

178 33.5/12.5 37.5/12.5 41.4/12 45.3/12 51/12 56.6/11 63.9/9.5 71/8.5 77.9/7.5 84.6/6.5 94.3/6

194 36.7/12.5 41.1/12.5 45.4/12 49.6/12 56/12 62.2/12 70.2/11.5 78.1/11 85.8/9.5 93.3/8.5 104/6.5

219 41.6/12.5 46.6/12.5 51.5/12 56.4/12 63.7/12 70.8/11.5 80.1/10.5 89.2/9 98.2/8 107/7 120/6.5

245 46.8/12 52.4/12 58/12 63.5/12 71.7/11.5 79.8/10 90.4/8.5 101/8 111/7.5 121/7 136/6

273 52.3/12 58.6/12 64.9/12 71.1/12 80.3/11 89.4/9.5 101/8 113/7.5 125/6.5 136/6 1 The tubes can be ordered only by prior agreement.

Page 56: Mittal Steel Iasi

Dimensional range, weight and maximum length according to DIN 2448:1981, NF A 49 – 112:1987, EN 10210-1, 2:1994, 1997

Wall thickness (mm)

2.3 1 2.6 2.9 3.2 3.6 4 4.5 5 5.6 6 3 6.3 Outside

diameter (mm)

Weight (kg/m)/max. lengths (m)

21.3 1.08/9.5 1.2/9.5 1.32/9.5 1.43/9.5 1.57/9.5 1.71/9.5 25. 2 1.29/9.5 1.44/9.5 1.58/9.5 1.72/9.5 1.9/9.5 2.07/9.5 26.9 1.4/9.5 1.56/9.5 1.72/9.5 1.87/9.5 2.07/9.5 2.26/9.5 2.49/9.5 31.8 1.87/9.5 2.07/9.5 2.26/9.5 2.5/9.5 2.74/9.5 3.03/9.5 33.7 1.99/9.5 2.2/9.5 2.41/9.5 2.67/9.5 2.93/9.5 3.24/9.5 3.54/9.5 38 2.27/9.5 2.51/9.5 2.75/9.5 3.05/9.5 3.35/9.5 3.72/9.5 4.07/9.5 42.4 2.55/9.5 2.82/9.5 3.09/9.5 3.44/9.5 3.79/9.5 4.21/9.5 4.61/9.5 5.09/9.51 5.39/9.51 5.61/9.51

44.5 1 2.69/9.5 2.98/9.5 3.26/9.5 3.63/9.5 4.00/9.5 4.44/9.5 4.87/9.5 5.38/9.51 5.71/9.51 5.94/9.51

48.3 2.93/9.5 3.25/9.5 3.56/9.5 3.97/9.5 4.37/9.5 4.86/9.5 5.34/9.5 5.91/9.51 6.27/9.51 6.53/9.51

51.1 3.44/9.5 3.77/9.5 4.21/9.5 4.64/9.5 5.16/9.5 5.67/9.5 6.28/9.51 6.67/9.51 6.96/9.51

57 3.87/9.5 4.25/9.5 4.74/9.5 5.23/9.5 5.83/9.5 6.41/9.5 7.10/9.51 7.56/9.51 7.89/9.51

60.3 4.11/9 4.51/10 5.03/12 5.55/12 6.19/12 6.82/12 7.55/12 8.05/12 8.39/12

63.5 4.33/9.5 4.76/9.5 5.32/10 5.87/10.5 6.55/11.5 7.21/11.5 8/11.5 8.52/11.5 8.89/11.5

70.1 4.80/8.5 5.27/12 5.90/12 6.51/12 7.27/12 8.02/12 8.89/12 9.48/12 9.90/12

73.2 5.01/8.5 5.51/12 6.16/12 6.81/12 7.6/12 8.38/12 9.31/12 9.93/12 10.4/12

76.1 5.24/12.5 5.75/12.5 6.44/12.5 7.11/12.5 7.95/12.5 8.77/12.5 9.74/12.5 10.39/12.5 10.8/12.5

82.51, 2 6.26/12.5 7.00/12.5 7.74/12.5 8.66/12.5 9.56/12.5 10.6/12.5 11.34/12.5 11.8/12.5

88.9 6.76/12.5 7.57/12.5 8.38/12.5 9.37/12.5 10.37/12.5 11.5/12.5 12.29/12.5 12.8/12.5

101.6 8.7/12 9.63/12 10.8/12 11.9/12 13.3/12 14.17/12 14.8/12

108 9.27/11.5 10.3/11.5 11.5/11.5 12.7/11.5 14.1/11.5 15.12/11.5 15.8/11.5

114.3 9.83/11.5 10.9/11.5 12.2/11.5 13.5/12 15/12 16.05/12 16.8/12

127 12.1/12 13.6/12 15/12 16.8/12 17.93/12 18.8/12

133 12.7/12 14.3/12 15.8/12 17.6/12 18.82/12 19.7/12

139.7 13.4/11.5 15/11.5 16.6/11.5 18.5/11.5 19.81/11.5 20.7/11.5

152.4.2 16.4/12.5 18.2/12.5 20.3/12 21.70/12 22.7/12

159 17.1/12.5 19/12.5 21.2/12.5 22.67/12.5 23.7/12.5

168.3 18.2/12.5 20.1/12.5 22.5/12.5 24.05/12.5 25.2/12.5

177.8.2 21.3/12.5 23.8/12.5 25.46/12.5 26.6/12.5

193.7 26/12.5 27.82/12.5 29.1/12.5

219.1 33.1/12.5

244.5 37/12

273 41.5/11.51 1 Out of standard size according to specification ČSN 42 5715 (42 5716). 2 The tubes except NF A 49 – 112 size range can be ordered only by prior agreement. 3 The wall thickness – according to EN 10210 only.

Page 57: Mittal Steel Iasi

Dimensional range, weight and maximum length according to DIN 2448:1981, NF A 49 – 112:1987, EN 10210-1, 2:1994, 1997 (continuation)

Wall thickness (mm)

7.1 8 8.8 10 11 12 3 12.5 14.2 16 17.5 20 22.2 1 25 1 Outside

diameter (mm)

Weight (kg/m)/max. lengths (m)

60.3 9.32/12 10.3/12 11.2/12 63.5 9.88/12 10.9/12 11.89/12 73.2 11.5/12 12.8/12 13.95/11 76.1 12.1/12.5 13.4/12 14.6/12 16.3/12 82.5 1, 2 13.2/12.5 14.7/12 16.0/12 17.9/12 88.9 14.3/12.5 16/12 17.4/12 19.5/12 21.1/11.5 22.79/11 23.6/10.5 26.2/81

101.6 16.5/12 18.5/12 20.1/12 22.6/11 24.6/10 26.56/9.2 27.5/9 108 17.7/11.5 19.7/11.5 21.5/11.5 24.2/10 26.3/9.5 28.45/8.7 29.4/8.5 114.3 18.8/12 21/12 22.9/11 25.7/12 28/9.12 30.32/12 31.4/12 35.1/11 38.8/101 41.8/91 46.5/81 127 21/12 23.5/12 25.7/12 28.9/12 31.5/12 34.09/11.2 35.3/11 39.5/9.5 43.8/6.51 47.3/81 52.8/71 133 22/12 24.7/12 27/12 30.3/12 33.1/11.5 35.86/10.8 37.2/10.5 41.6/9 46.2/81 49.9/7.51 55.7/6.5

1 139.7 23.2/12 26/12 28.4/12 32/12 34.9/12 37.85/11 39.2/11 44.0/10 48.8/8.51 52.7/81 59.0/71 152.4.2 25.4/12 28.5/12 31.2/12 35.1/12 38.4/11.5 41.61/10.5 43.1/10.5 48.4/9.5 53.8/8 58.2/7 65.3/6.5 71.3/6 159 26.6/12.5 29.8/12.5 32.6/12.5 36.7/12 40.1/12 43.57/12 45.2/12 50.7/11 56.4/10 61.1/9 68.6/8 74.9/7 82.6/6.5

168.3 28.2/12.5 31.6/12.5 34.6/12.5 39/12 42.7/12 46.33/12 48/12 54/10.5 60.1/9.5 65.1/8.5 73.1/7.5 80.0/7 88.4/6.5

177.8.2 29.9/12.5 33.5/12.5 36.7/12.5 41.4/12 45.2/12 49.14/12 51/12 57.3/11 63.8/9.5 69.2/8.5 77.8/7.5 85.2/7 94.2/6

193.7 32.7/12.5 36.6/12.5 40.1/12.5 45.3/12 49.6/12 53.86/12 55.9/12 62.9/12 70.1/11.5 76/11 85.7/9.5 93.9/8.5 104/7.5

219.1 37.1/12.5 41.6/12.5 45.6/12.5 51.6/12 56.5/12 61.38/12 63.7/12 71.8/11.5 80.1/10.5 87/9.5 98.2/8 108/7 120/6.5

244.5 41.6/12 46.7/12 51.2/12 57.8/12 63.3/12 68.91/11.5 71.5/11.5 80.6/10 90.2/8.5 98/8 111/7.5 122/7 135/6

273 46.6/12 52.3/12 57.3/12 64.9/12 71.1/12 77.36/11 80.3/11 90.6/9.5 101/8 110/7.8 125/6.5 137/6 1 The tubes can be ordered only by prior agreement. 2 The tubes except NF A 49 – 112 size range can be ordered only by prior agreement 3 The wall thickness – according to EN 10210 only.

Page 58: Mittal Steel Iasi

Dimensional range, weight and maximum length according to ASTM A 53:2004, ASTM A 106:2004, ASTM A 333:2004

Size Outside diameter Wall thickness Weight Max. length

NPS in mm in mm lb/ft kg/m

Weight class

Schedule No. ft m

1/2 0.840 21.3 0.109 2.77 0.85 1.27 STD 40 31.17 9.5

0.147 3.73 1.09 1.62 XS 80 31.17 9.5

3/4 1.050 26.7 0.113 2.87 1.13 1.69 STD 40 31.17 9.5

0.154 3.91 1.48 2.20 XS 80 31.17 9.5

1 1.315 33.4 0.133 3.38 1.68 2.50 STD 40 31.17 9.5

0.179 4.55 2.17 3.24 XS 80 31.17 9.5

1 1/4 1.660 42.2 0.140 3.56 2.27 3.39 STD 40 31.17 9.5

0.191 4.85 3.00 4.47 XS 80 31.17 9.5

1 1/2 1.900 48.3 0.145 3.68 2.72 4.05 STD 40 31.17 9.5

0.200 5.08 3.63 5.41 XS 80 31.17 9.5

2 2.375 60.3 0.154 3.91 3.66 5.44 STD 40 37.73 12.0

0.218 5.54 5.03 7.48 XS 80 37.73 12.0

2 1/2 2.875 73.0 0.203 5.16 5.80 8.63 STD 40 39.37 12.0

0.276 7.01 7.67 11.41 XS 80 39.37 12.0

3 3.500 88.9 0.125 3.18 4.51 6.72 ... ... 39.37 12.0

0.156 3.96 5.58 8.29 ... ... 39.37 12.0

0.188 4.78 6.66 9.92 ... ... 39.37 12.0

0.216 5.49 7.58 11.29 STD 40 41.01 12.5

0.250 6.35 8.69 12.93 ... ... 39.37 12.0

0.281 7.14 9.67 14.40 ... ... 39.37 12.0

0.300 7.62 10.26 15.27 XS 80 39.37 12.0

0.438 11.13 14.34 21.35 ... 160 36.09 11.5

3 1/2 4.000 101.6 0.125 3.18 5.18 7.72 ... ... 37.73 11.5

0.156 3.96 6.41 9.53 ... ... 39.37 12.0

0.188 4.78 7.66 11.41 ... ... 39.37 12.0

0.226 5.74 9.12 13.57 STD 40 39.37 12.0

0.250 6.35 10.02 14.92 ... ... 39.37 12.0

0.281 7.14 11.17 16.63 ... ... 39.37 12.0

0.318 8.08 12.52 18.63 XS 80 39.37 12.0

4 4.500 114.3 0.156 3.96 7.24 10.78 ... ... 37.73 11.5

0.188 4.78 8.67 12.91 ... ... 37.73 11.5

0.219 5.56 10.02 14.91 ... ... 39.37 12.0

0.237 6.02 10.80 16.07 STD 40 41.01 12.5

0.250 6.35 11.36 16.90 ... ... 39.37 12.0

0.281 7.14 12.67 18.87 ... ... 39.37 12.0

0.312 7.92 13.97 20.78 ... ... 39.37 12.0

0.337 8.56 15.00 22.32 XS 80 39.37 12.0

0.438 11.13 19.02 28.32 ... 120 34.45 12.0

Page 59: Mittal Steel Iasi

Dimensional range, weight and maximum length according to ASTM A 53:2004, ASTM A 106:2004, ASTM A 333:1999 (continuation)

Size Outside diameter Wall thickness Weight Max. length

NPS in mm in mm lb/ft kg/m

Weight class

Schedule No. ft m

5 5.563 141.3 0.156 3.96 9.02 13.41 ... ... 37.73 11.5

0.188 4.78 10.80 16.09 ... ... 39.37 12.0

0.219 5.56 12.51 18.61 ... ... 39.37 12.0

0.258 6.55 14.63 21.77 STD 40 39.37 12.0

0.281 7.14 15.87 23.62 ... ... 39.37 12.0

0.312 7.92 17.51 26.05 ... ... 37.73 12.0

0.344 8.74 19.19 28.57 ... ... 37.73 12.0

0.375 9.52 20.80 30.94 XS 80 36.09 12.0

0.500 12.70 27.04 40.28 ... 120 36.09 11.0

6 6.625 168.3 0.188 4.78 12.94 19.27 ... ... 39.37 12.0

0.219 5.56 15.00 22.31 ... ... 39.37 12.0

0.250 6.35 17.04 25.36 ... ... 39.37 12.0

0.280 7.11 18.99 28.26 STD 40 39.37 12.0

0.312 7.92 21.06 31.32 ... ... 39.37 12.0

0.344 8.74 23.10 34.39 ... ... 39.37 12.0

0.375 9.52 25.05 37.28 ... ... 39.37 12.0

0.432 10.97 28.60 42.56 XS 80 39.37 12.0

0.500 12.70 32.74 48.73 … … 36.09 11.0

0.562 14.27 36.43 54.20 ... 120 32.80 10.0

0.719 18.26 45.39 67.56 ... 160 26.25 8.0

8 8.625 219.1 0.250 6.35 22.38 33.31 ... 20 39.37 12.0

0.277 7.04 24.72 36.81 ... 30 39.37 12.0

0.312 7.92 27.73 41.24 ... ... 39.37 12.0

0.322 8.18 28.58 42.55 STD 40 39.37 12.0

0.344 8.74 30.45 45.34 ... ... 39.37 12.0

0.375 9.52 33.07 49.20 ... ... 39.37 12.0

0.406 10.31 35.67 53.08 ... 60 39.37 12.0

0.438 11.13 38.33 57.08 ... ... 39.37 12.0

0.500 12.70 43.43 64.64 XS 80 39.37 12.0

0.562 15.09 51.00 75.92 ... 100 36.09 11.0

0.719 18.26 60.77 90.44 ... 120 31.17 9.0

10 10.750 273.1 0.250 6.35 28.06 42.09 … 20 39.37 12.0

0.279 7.09 31.23 46.49 ... ... 39.37 12.0

0.307 7.80 34.27 51.01 ... 30 39.37 12.0

0.344 8.74 38.27 56.96 ... ... 39.37 12.0

0.365 9.27 40.52 60.29 STD 40 39.37 12.0

0.438 11.13 48.28 71.87 ... ... 39.37 12.0

0.500 12.70 54.79 81.52 XS 60 36.09 10.5

0.594 15.09 64.49 95.97 ... 80 31.17 8.5

0.719 18.26 77.10 114.70 ... 100 23.95 7.0

Page 60: Mittal Steel Iasi

Dimensional range, weight and maximum length according to GOST 8732:1978

Wall thickness (mm)

2.5 2.8 3 3.5 4 4.5 5 5.5 6 7 8

Outside diamete

r (mm) Weight (kg/m)/max. lengths (m)

25 1.39/9.5 1.53/9.5 1.63/9.5 1.86/9.5 2.07/9.5 28 1.57/9.5 1.74/9.5 1.85/9.5 2.11/9.5 2.37/9.5 2.61/9.5 32 1.82/9.5 2.02/9.5 2.15/9.5 2.46/9.5 2.76/9.5 3.05/9.5 38 2.19/9.5 2.43/9.5 2.59/9.5 2.98/9.5 3.35/9.5 3.72/9.5 4.07/9.5 42 2.71/9.5 2.89/9.5 3.32/9.5 3.75/9.5 4.16/9.5 4.56/9.5 4.95/9.51 5.33/9.51 45 2.91/9.5 3.11/9.5 3.58/9.5 4.04/9.5 4.49/9.5 4.93/9.5 5.36/9.51 5.77/9.51 57 4.00/10 4.62/10 5.23/10 5.83/10 6.41/10 6.99/9.51 7.55/9.51 60 4.22/10 4.88/12 5.52/12 6.16/12 6.78/12 7.39/12 7.99/12 9.15/12 10.26/12

63.5 4.48/9 5.18/11.5 5.87/11.5 6.55/12 7.21/12 7.87/12 8.51/12 9.75/12 10.95/12

73 5.18/8.5 6.00/12 6.81/12 7.60/12 8.39/12 9.16/12 9.91/12 11.39/12 12.82/12

76 5.40/12.5 6.26/12.5 7.10/12.5 7.94/12.5 8.76/12.5 9.56/12.5 10.36/12.5 11.91/12.5 13.42/12

89 7.38/12.5 8.39/12.5 9.38/12.5 10.36/12.5 11.33/12.5 12.28/12.5 14.16/12.5 15.98/12

102 8.50/12 9.67/12 10.82/12 11.96/12 13.09/12 14.21/12 16.40/12 18.55/12

108 10.26/11.5 11.49/11.5 12.70/11.5 13.90/11.5 15.09/11.5 17.44/11.5 19.73/11.5

114 10.85/11.5 12.15/11.5 13.44/12 14.72/12 15.98/12 18.47/12 20.91/12

127 12.13/12 13.60/12 15.04/12 16.48/12 17.90/12 20.72/12 23.48/12

133 12.7/12 14.26/12 15.78/12 17.29/12 18.79/12 21.75/12 24.66/12

140 15.04/11.5 16.65/11.5 18.24/11.5 19.83/12.5 22.96/12 26.04/12

146 15.70/12 17.39/12 19.06/12 20.72/11 24.00/12 27.23/11.5

152 16.37/12.5 18.13/12.5 19.87/121 21.60/121 25.03/121 28.41/121

159 17.15/12.5 18.99/12.5 20.82/12.5 22.64/12.5 26.24/12.5 29.79/12.5

168 20.10/12.5 22.04/12.5 23.97/12.5 27.79/12.5 31.57/12.5

194 25.57/12.5 27.82/12.5 32.28/12.5 36.70/12.5

219 31.52/12 36.60/12.5 41.63/12.5

245 41.09/12 46.76/12

273 45.92/12 52.28/12 1 The tubes can be ordered only by prior agreement.

Page 61: Mittal Steel Iasi

Dimensional range, weight and maximum length according to GOST 8732:1978 (continuation)

Wall thickness (mm)

9 10 11 12 14 16 17 18 20 Outside

diameter (mm)

Weight (kg/m)/max. lengths (m)

76 14.87/11 16.3/12 89 17.76/12 19.48/12 21.16/11.5 22.82/11

102 20.64/12 22.69/11 24.69/10 26.67/9 108 21.97/11.5 24.17/10 26.31/9.5 28.45/8.5 114 23.31/12 25.65/12 27.94/12 30.23/11.5 127 26.19/12 28.85/12 31.47/12 34.08/12 133 27.52/12 30.33/12 33.10/12 35.86/10.5 140 29.08/12 32.06/12 35.00/12 37.88/11 146.1 30.41/11.5 33.54/11.5 36.62/11 39.66/10 152 31.74/121 35.02/12 1 38.25/11.51 41.43/10.5 47.65/9.5 53.66/8 56.60/7 59.48/6.5 65.11/6

159 33.29/12.5 36.75/12 40.15/12 43.50/12 50.06/11 56.43/10 59.53/9 62.59/9 68.56/8

168 35.29/12.5 38.97/12 42.59/12 46.17/12 53.17/10.5 59.98/9.5 63.31/8.5 66.59/8.5 73.00/7.5

194 41.06/12.5 45.38/12 49.64/12 53.86/12 62.15/12 70.24/11.5 74.21/11 78.13/11 85.82/7.5

219 46.61/12.5 51.54/12 56.43/12 61.26/12 70.78/11.5 80.10/10.5 84.69/9.5 89.23/9 98.15/8

245 52.38/12 57.95/12 63.48/12 68.95/11.5 79.76/10 90.36/8.5 95.59/8 100.77/8 110.98/7.5

273 58.60/12 64.86/12 71.07/121 77.24/111 89.42/9.5 101.41/81 107.33/7.5 1 113.20/7.5 1 124.79/6.51 1 The tubes can be ordered only by prior agreement.

Page 62: Mittal Steel Iasi

Seamless tubes suitable for screwing (threaded tubes) Dimensional standards ČSN 42 5710:1976 “Steel tubes suitable for screwing – medium series” ČSN 42 5711:1976 “Steel tubes suitable for screwing – heavy series” DIN 2440:1978 “Steel tubes, medium weight suitable for screwing” DIN 2441:1978 “Steel tubes, heavy weight suitable for screwing” NF A 49–115:1978 “Hot-rolled seamless steel tubes suitable for threading” UNI 8863:19871 “Seamless and welded carbon steel tubes, suitable for screwing” (threads according to UNI ISO 7/1) EN 10255:2004 “Non-alloyed steel tubes suitable for screwing”

Dimensional range According to ČSN 42 5710:1976, DIN 2440:1978, ČSN 42 5711:1976, DIN 2441:1978

Size Outside diameter Wall thickness

ČSN 42 5710, DIN 2440

ČSN 42 5711, DIN 2441 DN NPS mm

mm mm

15 1/2 21.3 2.65 3.25

20 3/4 26.9 2.65 3.25

25 1 33.7 3.25 4.05

32 1 1/4 42.4 3.25 4.05

40 1 1/2 48.3 3.25 4.05

50 2 60.3 3.65 4.50

65 2 1/2 76.1 3.65 4.50

80 3 88.9 4.05 4.85

90 3 1/2 102.1 4.05 4.85

100 4 114.3 4.50 5.40

125 5 139.7 4.85 5.40

According to NF A 49–115:1978, EN 10255:2004

Size Outside diameter Wall thickness

Middle series Heavy series DN NPS mm

mm mm

15 1/2 21.3 2.6 3.2

20 3/4 26.9 2.6 3.2

25 1 33.7 3.2 4.0

32 1 1/4 42.4 3.2 4.0

40 1 1/2 48.3 3.2 4.0

50 2 60.3 3.6 4.5

65 2 1/2 76.1 3.6 4.5

80 3 88.9 4.0 4.9 (5.0)

90 3 1/2 101.6 4.0 4.9

100 4 114.3 4.5 5.4

125 5 139.7 4.5 (5.0) 5.4

The data in brackets are sizes according to EN 10255.

1 The tubes can be ordered only by prior agreement.

Page 63: Mittal Steel Iasi

According to UNI 8863:1987 Light series

Size DN (") (mm)

Wall thickness (mm)

15 1/2 21.3 2.3 20 3/4 26.9 2.3 25 1 33.7 2.9 32 1 1/4 42.4 2.9 40 1 1/2 48.3 2.9 50 2 60.3 3.2 65 2 1/2 76.1 3.2 80 3 88.9 3.6 100 4 114.3 4.0

Middle series

Size DN (") (mm)

Wall thickness (mm)

15 1/2 21.3 2.6 20 3/4 26.9 2.6 25 1 33.7 3.2 32 1 1/4 42.4 3.2 40 1 1/2 48.3 3.2 50 2 60.3 3.6 65 2 1/2 76.1 3.6 80 3 88.9 4.0

100 4 114.3 4.5 125 5 139.7 5.0

Heavy series

Size DN (") (mm)

Wall thickness (mm)

15 1/2 21.3 3.2 20 3/4 26.9 3.2 25 1 33.7 4.0 32 1 1/4 42.4 4.0 40 1 1/2 48.3 4.0 50 2 60.3 4.5 65 2 1/2 76.1 4.5 80 3 88.9 5.0

100 4 114.3 5.4 125 5 139.7 5.4

Wall thickness tolerance: -12.5% of NWT/ +10% of tube weight (it is valid for all series). Steel grades Seamless tubes suitable for screwing are supplied in accordance with ČSN 42 5710:1976 and ČSN 42 5711 in grade 11 353.0, 11 353.1 and according to DIN 2240:1978 and DIN 2441:1978 in grade St 33 complying with DIN 17100:1980. Tubes in accordance with NF A 49 – 115:1978 are supplied in grade TU 34–1, according to UNI 8863:1987 in grade Fe 330 and tubes according to EN 10255:2004 in grade S195T. Lengths The tubes are supplied in production lengths. The supply of exact lengths shall be negotiated beforehand with the producer. Finishing of surface and ends of tubes Tubes suitable for screwing are supplied with surfacing in accordance with customer's requirements: – scaled inside and outside – galvanized inside and outside1 – coated outside with a short-term protective paint Tubes are supplied plain-end only. Bundling and supply mode This is the same as for plain-end tubes of corresponding lengths.

1 The tubes can be ordered only by prior agreement (cooperation with external maker)

Se

amle

ss t

ubes

sui

tabl

e fo

r sc

rew

ing

(thr

eade

d tu

bes)

Page 64: Mittal Steel Iasi

Flanged pipes Tube Plant manufactures the following flanged pipes With double bordering and loose flanges for PN 10, 16, 25, 40 according to KN 42 5792:1995. The pipes used for manufacturing flanged pipes in accordance with KN must comply with ČSN 42 5715:1981 and ČSN 42 0250:1988.

Dimensions and weights of pipe for PN 10, 16, 25, 40 (KN 42 5792:1995)

Tube Flange Screw holes Weight

PN DN D4 x t D3 b = 2t D D1 D2 a z d Number Thread Plain-

end pipe kg/m

2 flanges 2 borders

» kg 10 --- 16

80 89 × 3.6 113 ÷ 135 7.2 94 200 (195) 160 18 3 18 8

(4) M16

7.58 7.72 (7.56)

10 --- 16

100 108 × 4 135 ÷ 155 8 113 220 (215) 180 18 3 18 8 M16 10.3 9.26

(8.78)

10 --- 16

150 159 × 4.5 191 ÷ 212 9 164 285 (280) 240 18 3 22

(23) 8 M20 17.2 14.64 (13.94)

24.48 (23.48) 10 --- 16

200 219 × 6.3 245 ÷ 268 12.6 225 340 (335) 295 20 3 22

(23)

8 --- 12

M20 33.1 24.44 (23.48)

25 --- 40

80 89 × 3.6 113 ÷ 135 7.2 94 200 (195) 160 24 3 18 8 M16 7.58 10.05

(9.47)

25 --- 40

100 108 × 4 135 ÷ 155 8 113 235 (230) 190 24 3 22

(23) 8 M20 10.3 13.68 (12.88)

25 --- 40

150 159 × 4.5 191 ÷ 212 9 164 300 250 30 3 26 (27) 8 M24 17.2 25.58

(25.43)

25 200 219 × 6.3 278 12.6 225 360 310 30 3 26 (27) 12 M24 33.1 35.7

(35.46)

The meaning of D1, D2, D3, etc. is given in the above mentioned standard KN 42 5792.

Material data Pipes: both types of flanged pipes are made in steel grade 11 353.0 or .1 Loose flanges: supplied either forged in steel grade 11 373, 11 375 or in malleable cast or cast steel. Finishing Flanged pipes with a double border on both ends are supplied with black surface. According to a customer's special request other type of finish can be supplied with prior agreement. Lengths Flanged pipes can be supplied: – In limited lengths – most frequent supplies (4 – 6 m) – In set lengths with a tolerance of ±500 mm or in the range of 1000 mm – In exact lengths (exceptional requirement of customer) with tolerance +100/-0 mm Surface Flanged pipes with double bordering and loose flanges are supplied with a scaled surface. On special customer's request and following agreement other type of surface finishing can be supplied with prior agreement.

Page 65: Mittal Steel Iasi

Flan

ged

pipe

s

Page 66: Mittal Steel Iasi

Oil Country Tubular Goods (OCTG) Grade Range Casing and Tubing are supplied according to API Spec 5CT, Drill Pipe according to API Spec 5D and Line Pipe according to API Spec 5L.

Type of pipe API Specification Version of API Specification Grade

2nd edition, 1989 C75-2

Casing Spec 5CT 7th edition, 2001

H40, J55, K55, M651, N80-12, N80Q2 L80-1, C95 P110 High Collapse5 NH L80 HC, NH C95 HC, NH P110 HC

Tubing Spec 5CT 7th edition, 2001 H40, J55, N80-12, N80Q2, L80-1, C951, 4, P110 1

Drill Pipe Spec 5D 5th edition 2002 E75, X95, G105

PSL 1: A, B, X42, X46, X521, X561 Line Pipe

(seamless)6 Spec 5L 43rd edition, 2004 PSL 2 3: B, X42, X521

1 Supply in these grades shall be pre-negotiated 2 Supplied by producer option or by agreement with customer 3 Only grades B and X42 in sizes 114.3 and higher 4 Without monogram API (latest version of API Spec 5CT grade C95 does not cover Tubing) 5 By agreement it is possible to guarantee stability against outside press collapsing incl. making of relevant test for High Collapse, refer corresponding schedule. 6 Line Pipe with spiral weld – see next chapter “Spiral-weld pipes”

Detailed supply specifications of oil country tubular goods of the above grades according to size are set out in the dimension tables.

Page 67: Mittal Steel Iasi

Casing according to API Spec 5CT (7th edition, 2001) Dimensional range, weight, grade

Outside diameter Wall thickness Nominal weight of threaded pipe

with coupling

Max. length

in mm in mm lb/ft kg/m range

Grade 3 Type of thread

4 1/2 114.30 0.205 5.21 9.50 14.14 3 H, J, K short

0.224 5.69 10.50 15.63 3 J, K short, buttress

0.250 6.35 11.60 17.26 3 J, K, N, L, C, P short, long, buttress

0.290 7.37 13.50 1 20.09 3 N, L, C, P long, buttress

0.337 8.56 15.10 1 22.47 3 P long, buttress 5 127.00 0.220 5.59 11.50 17.11 3 J, K short

0.253 6.43 13.00 19.35 3 J, K short, long, buttress, HSC2

0.296 7.52 15.00 1 22.32 3 J, K, L, N, C, P short, long, buttress, HSC2

0.362 9.19 18.00 1 26.79 3 N, L, C, P long, buttress, HSC2 5 1/2 139.70 0.244 6.20 14.00 20.83 3 H, J, K short

0.275 6.99 15.50 1 23.07 3 J, K short, long, buttress, HSC

0.304 7.72 17.00 1 25.30 3 J, K, N, L, C, P short, long, buttress, HSC

0.361 9.17 20.00 1 29.76 3 N, L, C, P long, buttress, HSC

0.415 10.54 23.00 1 34.23 3 N, L, C, P long, buttress, HSC 6 5/8 168.28 0.288 7.32 20.00 1 29.76 3 H, J, K short, long, buttress, HSC2

0.352 8.94 24.00 1 35.72 3 J, K, N, L, C, P short, long, buttress, HSC2

0.417 10.59 28.00 1 41.67 3 N, L, C, P long, buttress, HSC2

0.475 12.07 32.00 1 47.62 3 N, L, C, P long, buttress, HSC2 7 177.80 0.272 6.91 20.00 29.76 3 H, J, K short

0.317 8.05 23.00 1 34.23 3 N, L, J, K, C short, long, buttress, HSC

0.362 9.19 26.00 1 38.69 3 J, K, N, L, C, P short, long, buttress, HSC

0.408 10.36 29.00 1 43.16 3 N, L, C, P long, buttress, HSC

0.453 11.51 32.00 1 47.62 3 N, L, C, P long, buttress, HSC

0.498 12.65 35.00 1 52.09 3 N, L, C, P long, buttress, HSC 7 5/8 193.68 0.300 7.62 24.00 35.72 3 H short

0.328 8.33 26.40 39.29 3 J, K, N, L, C short, long, buttress, HSC2

0.375 9.53 29.70 1 44.20 3 N, L, C, P long, buttress, HSC2

0.430 10.92 33.70 1 50.15 3 N, L, C, P long, buttress, HSC2

0.500 12.70 39.00 1 58.04 3 N, L, C, P long, buttress, HSC2 8 5/8 219.08 0.304 7.72 28.00 41.67 3 H short

0.352 8.94 32.00 1 47.62 3 H, J, K short, long, buttress, HSC2

0.400 10.16 36.00 1 53.57 3 J, K, N, L, C short, long, buttress, HSC2

0.450 11.43 40.00 1 59.53 3 N, L, C, P long, buttress, HSC2

0.500 12.70 44.00 1 65.48 2 N, L, C, P long, buttress, HSC2 9 5/8 244.48 0.352 8.94 36.00 53.57 3 H, J, K short, long, buttress, HSC2

0.395 10.03 40.00 1 59.53 3 J, K, N, L, C short, long, buttress, HSC2

0.435 11.05 43.50 1 64.74 3 N, L, C, P long, buttress, HSC2

0.472 11.99 47.00 1 69.94 3 N, L, C, P long, buttress, HSC2

0.545 13.84 53.50 2 79.61 3 N, L, C, P long, buttress, HSC2 10 3/4 273.05 0.350 8.89 40.50 60.27 3 J, K short, buttress

1 The pipes can also be supplied with a gastight connection with prior agreement 2 Supplied with prior agreement only. 3 It is possible to supply grade M65 according to 7th release of API Spec 5CT. By agreement it is possible to do High Collapse test for grades mentioned in following table By agreement with the producer may also be supplied the casings according to standard GOST 632:1980, O. D. 5 ¾", wall thickness 6.5, 7.0, 7.7, 8.5, 9.5, 10.7 mm.

O

il co

untr

y tu

bula

r go

ods

(OCT

G)

Page 68: Mittal Steel Iasi

High Collapse – Casing according to API Spec 5CT (7th edition, 2001) Dimensional range, weight, grade

“Design” of collapse presses Nominal outside diameter

Nominal wall thickness

Nominal weight

Proportion NH L80 HC NH C95 HC NH P110 HC

in mm in mm lb/ft D/t psi MPa psi MPa psi MPa

4 1/2 114.30 0.205 5.21 9.50 21.94 4 860 33.5 5 340 36.8 5 490 37.9

114.30 0.224 5.69 10.50 20.09 5 960 41.1 6 650 45.9 6 960 48.0

114.30 0.250 6.35 11.60 18.00 7 350 50.6 8 390 57.8 9 050 62.4

114.30 0.290 7.37 13.50 15.51 9 160 63.2 10 690 73.7 11 970 82.5

114.30 0.337 8.56 15.10 13.35 11 040 76.1 13 000 89.6 14 820 102.2

5 127.00 0.220 5.59 11.50 22.72 4 450 30.7 4 870 33.6 4 980 34.3

127.00 0.253 6.43 13.00 19.75 6 180 42.6 6 920 47.7 7 260 50.1

127.00 0.296 7.52 15.00 16.89 8 130 56.0 9 390 64.7 10 310 71.1

127.00 0.362 9.19 18.00 13.82 10 600 73.1 12 460 85.9 14 160 97.6

5 1/2 139.70 0.244 6.20 14.00 22.53 4 550 31.4 4 980 34.3 5 100 35.2

139.70 0.275 6.98 15.50 20.01 6 010 41.4 6 710 46.3 7 020 48.4

139.70 0.304 7.72 17.00 18.10 7 280 50.2 8 310 57.3 8 940 61.7

139.70 0.361 9.17 20.00 15.23 9 380 64.7 10 960 75.6 12 310 84.9

139.70 0.415 10.54 23.00 13.25 11 140 76.8 13 110 90.4 14 960 103.1

6 5/8 168.28 0.288 7.32 20.00 22.99 4 320 29.8 4 710 32.5 4 820 33.2

168.28 0.352 8.94 24.00 18.82 6 790 46.8 7 680 52.9 8 170 56.4

168.28 0.417 10.59 28.00 15.89 8 870 61.1 10 320 71.2 11 500 79.3

168.28 0.475 12.06 32.00 13.95 10 480 72.2 12 310 84.9 13 980 96.4

7 177.80 0.272 6.91 20.00 25.73 3 180 21.9 3 440 23.7 3 480 24.0

177.80 0.317 8.05 23.00 22.09 4 780 33.0 5 250 36.2 5 390 37.2

177.80 0.362 9.19 26.00 19.35 6 440 44.4 7 240 49.9 7 650 52.7

177.80 0.408 10.36 29.00 17.16 7 930 54.7 9 140 63.0 9 990 68.9

177.80 0.453 11.51 32.00 15.45 9 210 63.5 10 750 74.1 12 050 83.1

177.80 0.498 12.65 35.00 14.06 10 380 71.6 12 190 84.1 13 840 95.4

7 5/8 193.68 0.300 7.62 24.00 25.42 3 290 22.7 3 560 24.5 3 610 24.9

193.68 0.328 8.33 26.40 23.25 4 190 28.9 4 570 31.5 4 670 32.2

193.68 0.375 9.52 29.70 20.34 5 800 40.0 6 460 44.5 6 730 46.4

193.68 0.430 10.92 33.70 17.74 7 530 51.9 8 620 59.5 9 340 64.4

193.68 0.500 12.70 39.00 15.25 9 370 64.6 10 950 75.5 12 290 84.8

8 5/8 219.08 0.304 7.72 28.00 28.38 2 400 16.6 2 580 17.8 2 610 18.0

219.08 0.352 8.94 32.00 24.51 3 640 25.1 3 950 27.2 4 010 27.7

219.08 0.400 10.16 36.00 21.56 5 070 35.0 5 590 38.5 5 760 39.7

219.08 0.450 11.43 40.00 19.17 6 560 45.2 7 390 51.0 7 830 54.0

219.08 0.500 12.70 44.00 17.25 7 870 54.3 9 060 62.5 9 890 68.2

9 5/8 244.48 0.352 8.94 36.00 27.35 2 670 18.4 2 880 19.9 2 910 20.1

244.48 0.395 10.03 40.00 24.37 3 690 25.5 4 010 27.6 4 070 28.1

244.48 0.435 11.05 43.50 22.12 4 760 32.8 5 220 36.0 5 370 37.0

244.48 0.472 11.99 47.00 20.39 5 770 39.8 6 420 44.3 6 690 46.1

244.48 0.550 13.84 53.50 17.66 7 580 52.2 8 690 59.9 9 420 65.0

Note: psi x 0.006894757 = MPa

Page 69: Mittal Steel Iasi

Tubing according to API Spec 5CT (7th edition, 2001) Dimensional range, weight, grade

Outside diameter Wall thickness Nominal weight of threaded pipe

with coupling Max. length

in mm in mm lb/ft kg/m range

Grade End finish

1.900 2 48.26 0.145 3.68 2.75 4.09 2 J non upset

0.200 5.08 3.65 5.43 2 J external upset

2 3/8 60.32 0.167 4.24 4.00 1 5.95 2, 3 J non upset

0.190 4.83 4.60 6.85 2, 3 J non upset

0.190 4.83 4.70 6.99 2, 3 J external upset

2 7/8 73.02 0.217 5.51 6.40 1 9.52 2, 3 J, N3, P, L non upset

0.217 5.51 6.50 9.67 2, 3 J, N3, L external upset

3 1/2 88.90 0.216 5.49 7.70 1 11.46 2, 3 J, N3, L non upset

0.254 6.45 9.20 1 13.69 2, 3 J, N3, L, P non upset

0.254 6.45 9.30 13.84 2, 3 J, N3, L external upset

0.289 7.34 10.20 1 15.18 2, 3 J, N3, L non upset

0.375 9.52 12.70 1 18.90 2, 3 N3, L, P non upset

0.375 9.52 12.95 19.27 2, 3 N3, L external upset

4 101.60 2 0.226 5.74 9.50 1 14.14 2, 3 J, N3, L non upset

0.262 6.65 11.00 16.37 2, 3 J, N3, L external upset

0.330 8.38 13.20 1 19.64 2, 3 L4 non upset

0.415 10.54 16.10 1 23.96 2 L4 non upset

4 1/2 114.30 0.271 6.88 12.60 1 18.75 2, 3 J, N3, L non upset

0.271 6.88 12.75 18.97 2, 3 J, N3, L external upset 1 The pipes can also be supplied with a gastight connection with prior agreement 2 Supplied with prior agreement only. 3 It is supplied as the grade N80-1 or N80-Q by producer option or by agreement with customer 4 Only plain-ends

Drill Pipe according to API Spec 5D, 5th edition, 2002 Dimensional range, weight, grade

Outside diameter Wall thickness Weight of pipe Max. length

in mm in mm lb/ft kg/m range Grade End finish4

2 3/8 1 60.3 0.280 7.11 6.65 9.90 2 E, X, G EU

2 7/8 1 73.0 0.362 9.19 10.40 15.49 2 E, X, G EU

3 1/2 88.9 0.254 0.368 0.449

6.451 9.351

11.40

9.50 13.30 15.50

14.14 19.81 23.09

2 2 2

E E, X, G E1, X2, G2

EU or IEU

4 101.6 0.330 8.38 14.00 20.83 2 G EU

4 1/2 114.3 0.337 0.430

8.56 10.922

16.60 20.00

22.32 29.76 2 G EU or IEU

5 127.0 0.362 0.500

9.19 12.703

19.50 25.60

29.05 30.10 2 E, X, G IEU

1 Only external upset – by prior agreement 2 Only external & internal upset – by prior agreement 3 Only grade G105 – by prior agreement 4 EU = External Upset, IEU = Internal & External Upset

Note: Drill pipes with weld-on tool joints according to API Spec 7 (38th edition, 1994) are supplied in outside diameters 3 ½" and 5" only.

Page 70: Mittal Steel Iasi

Line Pipe according to API Spec 5L (43rd edition, 2004) Dimensional range, weight, grade

Nominal size

Size NPS

(ASTM) Outside diameter Wall thickness Weight of plain-

end tube Max. production length

in in in mm in mm mm (ASTM)

Schedule No.

(equivalent ASTM) lb/ft kg/m ft m

1/2 1/2 0.840 21.3 0.109 2.80 2.77 40 0.85 1.28 31.17 9.5

0.147 3.70 3.73 80 1.09 1.61 31.17 9.5 3/4 3/4 1.050 26.7 0.113 2.90 2.87 40 1.13 1.70 31.17 9.5

0.154 3.9 3.91 80 1.48 2.19 31.17 9.5

1 1 1.315 33.4 0.133 3.4 3.38 40 1.68 2.52 31.17 9.5

0.179 4.5 4.55 80 2.17 3.21 31.17 9.5

1 1/4 1 1/4 1.660 42.2 0.140 3.6 3.56 40 2.27 3.43 31.17 9.5

0.191 4.9 4.85 80 3.00 4.51 31.17 9.5

1 1/2 1 1/2 1.900 48.3 0.145 3.7 3.68 40 2.72 4.07 31.17 9.5

0.200 5.1 5.08 80 3.63 5.43 31.17 9.5

2 3/8 2 2. 375 60.3 0.125 3.2 3.18 … 3.01 4.51 29.53 9.0

0.141 3.6 3.58 … 3.37 5.03 32.81 10.0

0.154 3.9 3.91 40 3.66 5.42 37.73 12.0

0.172 4.4 4.37 … 4.05 6.07 37.73 12.0

0.188 4.8 4.78 … 4.40 6.57 37.73 12.0

0.218 5.5 5.54 80 5.03 7.43 37.73 12.0

0.250 6.4 6.35 … 5.68 8.51 37.73 12.0

0.281 7.1 7.14 … 6.29 9.31 37.73 12.0

2 7/8 2 1/2 2.875 73.0 0.125 3.2 3.18 … 3.67 5.51 37.73 12.0

0.141 3.6 3.58 … 4.12 6.16 37.73 12.0

0.156 4.0 3.96 … 4.53 6.81 37.73 12.0

0.172 4.4 4.37 … 4.97 7.44 37.73 12.0

0.188 4.8 4.78 … 5.40 8.07 37.73 12.0

0.203 5.2 5.16 40 5.80 8.69 39.37 12.0

0.216 5.5 5.49 … 6.14 9.16 39.37 12.0

0.250 6.4 6.35 … 7.02 10.51 39.37 12.0

0.276 7.0 7.01 80 7.67 11.39 39.37 12.0

3 1/2 3 3.500 88.9 0.125 3.2 3.18 … 4.51 6.76 39.37 12.0

0.141 3.6 3.58 … 5.06 7.57 39.37 12.0

0.156 4.0 3.96 … 5.58 8.37 39.37 12.0

0.172 4.4 4.37 … 6.12 9.17 39.37 12.0

0.188 4.8 4.78 … 6.66 9.95 39.37 12.0

0.216 5.5 5.49 40 7.58 11.31 41.01 12.5

0.250 6.4 6.35 … 8.69 13.02 39.37 12.0

0.281 7.1 7.14 … 9.67 14.32 39.37 12.0

0.300 7.6 7.62 80 10.26 15.24 39.37 12.0

4 3 1/2 4.000 101.6 0.141 3.6 3.58 … 5.82 8.70 37.73 11.5

0.156 4.0 3.96 … 6.41 9.63 39.37 12.0

0.172 4.4 4.37 … 7.04 10.55 39.37 12.0

0.188 4.8 4.78 … 7.66 11.46 39.37 12.0

0.226 5.7 5.74 40 9.12 13.48 39.37 12.0

0.250 6.4 6.35 … 10.02 15.02 39.37 12.0

0.281 7.1 7.14 … 11.17 16.55 39.37 12.0

0.318 8.1 8.08 80 12.52 18.68 39.37 12.0

Page 71: Mittal Steel Iasi

Line Pipe according to API Spec 5L (43rd edition, 2004) Dimensional range, weight, grade (continuation)

Nominal size

Size NPS

(ASTM) Outside diameter Wall thickness Weight of plain-

end tube Max. production length

in in in mm in mm mm (ASTM)

Schedule No.

(equivalent ASTM) lb/ft kg/m ft m

4 1/2 4 4.500 114.3 0.141 3.6 3.58 … 6.57 9.83 37.73 11.5 0.156 4.0 3.96 … 7.24 10.88 37.73 11.5 0.172 4.4 4.37 … 7.96 11.92 37.73 11.5 0.188 4.8 4.78 … 8.67 12.96 37.73 11.5 0.203 5.2 5.16 … 9.32 13.99 37.73 11.5 0.219 5.6 5.56 … 10.02 15.01 39.37 12.0 0.237 6.0 6.02 40 10.80 16.02 37.73 12.5 0.250 6.4 6.35 … 11.36 17.03 39.37 12.0 0.281 7.1 7.14 … 12.67 18.77 39.37 12.0 0.312 7.9 7.92 … 13.97 20.73 39.37 12.0 0.337 8.6 8.56 80 15.00 22.42 39.37 12.0 0.438 11.1 11.13 120 19.02 28.25 36.08 11.0

5 9/16 5 5.563 141.3 0.156 4.0 3.96 … 9.02 13.54 36.08 11.0 0.188 4.8 4.78 … 10.80 16.16 39.37 12.0 0.219 5.6 5.56 … 12.51 18.74 39.37 12.0 0.258 6.6 6.55 40 14.63 21.92 39.37 12.0 0.281 7.1 7.14 … 15.87 23.50 39.37 12.0 0.312 7.9 7.92 … 17.51 25.99 37.73 12.0 0.344 8.7 8.74 … 19.19 28.45 37.73 12.0 0.375 9.5 9.52 80 20.80 30.88 36.08 12.0 0.500 12.7 12.70 120 27.06 40.28 36.09 11.0

6 5/8 6 6.63 168.3 0.188 4.8 4.78 … 12.94 19.35 39.37 12.0 0.203 5.2 5.16 … 13.94 20.91 39.37 12.0 0.219 5.6 5.56 … 15.00 22.47 39.37 12.0 0.250 6.4 6.35 … 17.04 25.55 39.37 12.0 0.280 7.1 7.11 40 18.99 28.22 39.37 12.0 0.312 7.9 7.92 … 21.06 31.25 39.37 12.0 0.344 8.7 8.74 … 23.10 34.24 39.37 12.0 0.375 9.5 9.53 … 25.05 37.20 39.37 12.0 0.432 11.0 10.97 80 28.60 42.67 39.37 12.0 0.500 12.7 12.70 … 32.74 48.73 39.37 12.0 0.562 14.3 14.27 120 36.43 54.31 32.80 10.0 0.625 15.9 – … 40.09 59.76 29.53 9.0 0.719 18.3 18.26 160 45.39 67.69 26.25 8.0

8 5/8 8 8.63 219.1 0.250 6.4 6.35 20 22.38 33.57 39.37 12.0 0.277 7.0 7.04 30 24.72 36.61 39.37 12.0 0.312 7.9 7.92 … 27.73 41.14 39.37 12.0 0.322 8.2 8.18 40 28.58 42.65 39.37 12.0 0.344 8.7 8.74 … 30.45 45.14 39.37 12.0 0.375 9.5 9.53 … 33.07 49.10 39.37 12.0 0.438 11.1 11.13 … 38.33 56.94 39.37 12.0 0.500 12.7 12.70 80 43.43 64.64 39.37 12.0 0.562 14.3 14.27 … 48.44 72.22 37.73 11.5 0.625 15.9 – … 53.45 79.67 34.45 10.5 0.719 18.3 18.26 120 60.77 90.62 31.17 9.0

10 3/4 10 10.75 273 0.2501 6.41 6.351 20 28.06 42.09 39.37 12.0 0.279 7.1 7.09 … 31.23 46.57 39.37 12.0 0.307 7.8 7.80 30 34.27 51.03 39.37 12.0 0.344 8.7 8.74 … 38.27 56.72 39.37 12.0 0.365 9.3 9.27 40 40.52 60.50 39.37 12.0 0.438 11.1 11.13 … 48.28 71.72 39.37 12.0 0.500 12.7 12.70 60 54.79 81.55 36.09 10.5 0.562 14.3 – … 61.21 91.26 31.17 9.0 0.625 15.9 – … 67.65 100.85 26.25 8.0 0.719 18.3 18.26 100 77.10 114.99 23.95 7.0

Page 72: Mittal Steel Iasi

Finishing of ends, threads, couplings Casing: Supplied with threaded ends and galvanized or phosphated couplings. The threads are: short round, long round, buttress, gastight connection HSC see relevant schedule for Casing, column “Type of thread”. H grade pipes supplied only with short round thread. Tubes according to API Spec 5CT, the last release are supplied with long round or buttress thread. The supply of casing with gastight connection shall be negotiated beforehand. Tubing: Supplied with round threads and galvanized or phosphated couplings possibly with “Teflon” rings. Threads on pipes and couplings are protected against damage during transport or manipulation. In bulk couplings – 1.9" ÷ 10 ¾" according to API Spec 5CT, last release. In bulk couplings – 2 3/8" ÷ 10 ¾" according to HSC in all offered grades. Pup Joints: Supplied according to API Spec 5CT, latest release, quantity with prior agreement. Reducing pieces with different diameters 1.9" ÷ 10 ¾" and type of thread is necessary discuss before. Tube end finishing (machining operation) outside & inside according to customer documentation – up to O.D. 5 ½" and up to 250 mm from end of tube; for tubes over 5 ½" to O.D. 10 ¾" up to 400 mm from end of tube. Drill pipe: Supplied with upset ends and weld-on tool joints. The dimensions and type of weld-on tool joints shall be agreed beforehand and the specification should be included in the order form. Any other type of end finishing may also be negotiated with the producer beforehand. Line Pipe: Supplied with plain-ends. External and internal end edges are de-burred. Pipes of an outside diameter up to Ø1.900" (Ø48.3 mm) are supplied with ends cut off perpendicularly to the pipe axis. Pipes of an outside diameter of Ø2 3/8" (Ø60.3 mm) and over are supplied either with perpendicularly cut off ends or with beveled ends at an angle of 30o +5o –0o (API Spec 5L + ASTM A 106 bevel), beveled ends can also be supplied according to other standards like ASME B16.25 with prior agreement. Lengths Casing:

Range 2 25 – 34 ft 7.62 – 10.36 m

Range 3 34 ft and over 10.36 m and over

Tubing:

Range 1 20 – 24 ft 6.10 – 7.32 m

Range 2 28 – 32 ft 8.53 – 9.75 m

Range 3 38 – 42 ft 11.58 – 12.80 m

Drill Pipe:

Range 11 18 – 22 ft 5.49 – 6.70 m

Range 2 27 – 30 ft 8.23 – 9.14 m

Line Pipe2: Ø < 60.3 mm:

A) “nominal length” 6 m (20 ft)

B) possible other lengths by agreement 5.0 – 6.86 m, with average length in supply min. 5.23 m

Ø ≥ 60.3 mm: A) “nominal length” 6 m (20 ft)

B) “nominal length” 12 m (40 ft)

C) possible other lengths by agreement

6.0 – 12.5 m, with average length in supply min. 10.67 m

Surface protection Unless otherwise stipulated in the order form, pipes are supplied with an external short-term anticorrosive surface finishing. By agreement is possible the tubes to supply with outside PE coating acc. to DIN 30670:1991 (Ø ≥ 60.3 mm in lengths > 8 m, Ø ≥ 168.3 mm in lengths > 6 m). Bundling The tubes are supplied also in hexagonal packs.

1 Supplied with prior agreement only. 2 Whole size range of the Line Pipe is possible to supply also at exact lengths – tolerance min. +100/-0 mm (±50 mm).

Page 73: Mittal Steel Iasi
Page 74: Mittal Steel Iasi

Spiral weld pipes Dimensional standards EN 10220:2002 “Seamless and welded steel tubes - General tables of dimensions and masses per unit length” ISO 4200:1989 “Plain-end steel tubes, welded and seamless” ČSN 42 5738:1979 “Spiral weld steel pipes” DIN 2458:1981 “Welded steel tubes” EN 10219-2:1997 “Cold formed welded structural hollow sections of non-alloy and fine grain steels” API Spec 5L:2004 “Specification for Line Pipe” GOST 8696:1974 “Electrically welded steel pipes with spiral seam” PN 79/H-74244:1979 “Welded steel pipes for transportation of media” Technical supply regulations ČSN 42 0144:1979 “Spiral weld steel” DIN 1615:1984 “Welded circular tubes of non-alloy steels without special quality requirements” DIN 1626:1984 “Welded circular tubes of non-alloy steels with special quality requirements” ČSN EN 10208-1:2000 “Steel tubes for pipeline for combustible liquids” – part 1: Requirements according to class A ČSN EN 10208-2:1999 “Steel tubes for pipeline for combustible liquids” – part 2: Requirements according to class B DIN 17120:1984 “Welded circular tubes of non-alloy steels for steel constructions” DIN 17172:1978 “Steel tubes for pipeline for transport of combustible liquids and gases” DIN 1628:1984 “Welded circular tubes of non-alloy steels with very high quality requirements” EN 10217-1:2002 “Welded steel pipes for pressure purposes” EN 10219-1:1997 “Cold formed welded structural hollow sections of non-alloy and fine grain steels” API Spec 5L:2004 “Specification for Line Pipe” GOST 8696:1974 “Electrically welded steel pipes with spiral seam” PN 79/H-74244:1979 “Welded steel pipes for transportation of media”

Dimensional range, weight according to EN 10220:2002, (ISO 4200:1989), EN 10208:1996

Wall thickness (mm) 5 5.4 5.6 6.3 7.1 8 8.8 10 11 1 12.51, 2

Outside diameter

mm Weight (kg/m)

323.9 39.3 42.4 44.0 49.3 55.5 62.3 355.6 43.2 46.6 48.3 54.3 61.0 68.4 406.4 49.5 53.4 55.4 62.2 69.9 78.6 86.3 97.8 107 121 457 55.7 60.1 62.3 70.0 78.8 88.6 97.3 110 121 137 508 62.0 66.9 69.4 77.9 87.7 98.6 108 123 135 153

(559) 73.7 76.4 85.9 94.6 109 119 135 149 169

610 93.8 106 119 130 148 162 184

(660) 114 129 141 160 176 200

711 123 139 152 173 190 215

762 149 163 185 204 231

813 175 198 218 247 1 Supplied by prior agreement 2 Size is not standardized

Dimensional range, weight according to ČSN 42 5738:1979 and PN 79/H-4244:1979 Wall thickness (mm)

5 6 7 8 9 10 11 12 Outside

diameter mm Weight (kg/m)

324 40.1 48.0 55.0 63.5 377 46.8 56.0 65.1 74.2 426 52.9 63.3 73.7 84.0 94.3 104.5 114.7 124.8 530 65.9 79.0 92.1 105.0 117.8 130.7 143.5 156.2

630 94.1 109.6 125.1 140.5 155.8 171.1 186.4

720 125.4 143.1 160.8 178.4 196.0 213.5

820 183.4 203.5 223.7 243.7 1 Supplied by prior agreement

Page 75: Mittal Steel Iasi

Dimensional range, weight according to DIN 2458:1981 Wall thickness (mm)

5.6 6.3 7.1 8 8.8 10 11 12.5 Outside

diameter mm Weight (kg/m)

323.9 44.0 49.3 55.5 62.3 355.6 48.3 54.3 61.0 68.4 406.4 55.4 62.2 69.9 78.6 86.3 97.8 107 121 457 62.3 70.0 78.8 88.6 97.3 110 121 137 508 69.4 77.9 87.7 98.6 108 123 135 153

(559) 76.4 85.9 94.6 109 119 135 149 169

610 93.8 106 119 130 148 162 184

(660) 114 129 141 160 176 200

711 123 139 152 173 190 215

762 149 163 185 204 231

813 175 198 218 247 1 Supplied by prior agreement By agreement also unnormalized diameters 368, 419.1, 462 and 521 mm

Dimensional range, weight according to API Spec 5L (43rd release, 2004) Wall thickness (in/mm) Outside

diameter 0.219/5.6 0.250/6.4 0.281/7.1 0.312/7.9 0.344/8.7 0.375/9.5 0.406/10.3 0.438/11.1 1 0.469/11.9 1

in mm Weight (lb.ft–1 / kg.m–1)

12 ¾ 323.9 29.31/43.96 33.38/50.11 37.42/55.47 41.45/61.56

14 355.6 32.23/48.33 36.71/55.11 41.17/61.02 45.61/67.74

16 406.4 36.91/55.35 42.05/63.13 47.17/69.91 52.27/77.63 50.17/85.32 54.57/92.96 67.62/100.63 72.80/108.20

18 457 41.59/62.34 47.39/71.12 53.18/78.77 58.94/87.49 64.87/96.18 70.59/104.84 76.29/113.53 82.15/122.05

20 508 46.27/69.38 52.73/79.16 59.18/87.70 65.60/97.43 72.21/107.12 78.60/116.78 84.96/123.41 91.51/136.01 97.83/145.58

22 559 58.07/87.21 65.18/96.63 72.27/107.36 79.56/118.06 86.61/128.73 93.63/139.37 100.86/149.97 107.85/160.55

24 610 63.41/95.26 71.18/105.56 78.93/117.30 86.91/129.00 94.62/140.68 102.31/152.32 110.22/163.93 117.86/175.40

26 660 77.18/114.31 85.60/127.04 94.26/139.73 102.63/152.39 110.98/165.02 119.57/177.62 127.88/190.19

28 711 83.19/123.24 92.26/136.97 101.61/150.67 110.64/164.34 119.65/177.98 128.93/191.58 137.90/205.15

30 762.1 98.93/147.37 108.95/162.31 118.65/176.76 128.32/191.17 138.29/206.01 147.92/220.36

32 813.1 116.30/173.26 126.66/188.69 136.99/204.09 147.64/219.95 157.94/235.29 1 Supplied by prior agreement

Dimensional range, weight according to GOST 8696:1974 Wall thickness (mm)

6.0 7.0 8.0 9.0 10.0 11.0 1 12.0 1 Outside

diameter mm Weight (kg/m)

325 47.91 377 55.71 426 63.08 73.41 83.70 480.1 71.18 82.87 94.51 530 78.69 91.63 104.5 117.4 630 109.1 124.5 139.9 155.2 720 124.9 142.6 160.2 177.7 195.2 212.6

820 182.7 202.7 222.7 242.7 1 Supplied by prior agreement

Spir

al w

eld

pipe

s

Page 76: Mittal Steel Iasi

Steel grades ČSN 42 5738:1979 11 375, 11 378, 11 425, 11 523 DIN 1615:1984 (1626, 1628) St 33 (St 37.0, St 37.4, St 44.0, St 44.4, St 52.0, St 52.4) ČSN EN 10208-1:2000 L210GA, L235GA, L245GA, L290GA, L360GA ČSN EN 10208-2:1999 L245NB, L245MB, L290NB, L360NB, L290MB, L360MB, L415MB EN 10217-1:2002 P195TR1, P235TR1, P265TR1, P195TR2, P235TR2, P265TR2 EN 10219-1:1997 S235JRH, S275JOH, S275J2H, S355JOH, S355J2H ČSN EN 10025:1990 + appendix A1:1993 S235JR, S235JRG2, S235JRG3, S275JR, S275J2G3, S355J2G3 DIN 17120:1984 RSt 37-2, RSt 37-3, RSt 44-2, RSt 44-3, St 52-3 DIN 17172:1972 StE 290.7, StE 360.7, StE 290.7 TM, StE 320.7 TM,

StE 360.7 TM, StE 385.7 TM, StE 415.7 TM API Spec 5L:2000 A-PSL1, B-PSL1, B-PSL2, X42-PSL1, X42-PSL2, X46-PSL1, X46-PSL2, X52-PSL1,

X52-PSL2, X56-PSL1, X56-PSL2, X60-PSL1, X60-PSL2 GOST 8696:1974 VSt 3 sp PN 79/H-74244:1979 G235, G295, G355 Lengths The pipes are supplied in lengths 8 ÷ 12.3 m for wagon transport, in lengths 8 ÷ 13.5 m for truck transport, in fixed lengths (for example: 12 m ±500 mm or in exact lengths with tolerance +50/-0 mm (by agreement +25/-0 mm). On special demand the min. pipe length 6 m or max. length 18 m is available. Tubes with water test requirement in lengths ≤ 8 m are manufactured in double lengths and after the water testing are cutted, i.e. one of the ends is beveled and second one is square cutted. Finishing of ends a) Ends are cut by flame perpendicularly with lengths tolerance +50/-0 mm b) Ends are cut off perpendicularly c) beveled ends for welding according to relevant standards (for example DIN 2559/22)

Socket pipes The tubes are delivered according to DIN 2460 with outside polyethylene coating according to DIN 30 670-N-n and internal protection (cement mortar) according to DIN 2614. At the point of connection it is possible to carry out surface coating for pipe ends finishing – for example by thermally shrinking collar on the outside surface, the connection does not require additional tube internal surface treatment.

The tubes are manufactured and tested according to DIN 2458/DIN 1626.

Nominal bore of pipe

Outside diameter of tube

Wall thickness

Weight per meter

Depth of overlapping

t

Clearance of connection

f

Nominal pipeline pressure PN (acc. to used steel)

DN (mm) (mm) (kg/m) (mm) (mm) St 37.0 St 52.0 300 323.9 5.6 44.0 105 2 32 50 350 355.6 5.6 48.3 115 2.5 32 40 400 406.4 5.6 55.4 120 2.5 32 40 500 508 5.6 69.4 130 3 25 40 600 610 6.3 93.8 130 3 25 32 700 711 6.3 109 130 3 20 32 800 813 7.1 141 130 3 20 32

Cement Mortar Steel tube

Page 77: Mittal Steel Iasi

Surface protection The pipes are supplied with a natural black surface or with the following types of the anticorrosive protection: The adjustment can be delivered in all combination of outside and inside kind of surface including of surface without protection.

Tube diameter (mm) Outside insulation

Color modification of outside coating

Inside insulation Lengths Producer of insulation

Extruded polyethylene coating with normal and reinforced

thickness (DIN 30670:1991 – N-n, N-v, S-n,

S-v)2

černá žlutá3 modrá3

6 – 18 m Mittal Steel Ostrava a.s.

Concrete-plastic coating according to KN 42 0025:2003, event. FZM-N normal, FZM-S

special (for protection of tube with PE coating)

přírodní žlutá3 modrá3

6 – 14 m Mittal Steel Ostrava a.s.

Cement Mortar Lining

thickness 5 – 13 mm (DIN 2614:1990 – II-N)1

6 – 13 m Mittal Steel Ostrava a.s.

Reinforced bitumen protection with one or two layers of fiber

glass and polyvinyl chloride tape according to

KN 42 0023:1994 or ČSN 42 0022:1977

6 – 18 m Mittal Steel Ostrava a.s.

323.9 – 820

Bitumen protection

varnish ALIT or alternatively others

6 – 18 m Mittal Steel Ostrava a.s.

1 This kind of insulation is delivered out of winter period (it is approx. from 1st of April to 31st of November in current year). 2 Wall thicknesses > 12 mm according to particular O.D. only by agreement. 3 By prior agreement.

Page 78: Mittal Steel Iasi

Tubular products Traction line poles Are produced from two seamless tubes of different diameters and lengths connected with welding according to technical delivery conditions: "Traction line poles" – TP NH 129/96 or with more strict conditions TP NH 173/99TP1. T – Poles are produced from materials – see chart below. Dimensions and weights T – Poles diameter 168 mm see TP NH 173/99 Annex A T – Poles diameter 219 mm see TP NH 173/99 Annex B T – Poles diameter 245 mm see TP NH 173/99 Annex C

Steel grades Steel notation according to standards

Strength group ČSN DIN EN NFA GOST API + ASTM

Group 1 Re ≥ 245 MPa

11 353.0 (.1) 11 369.1 12 021.1

St 37.0 RSt 37-2, St 37-3, St 34.4

St 35.8

S235JRH L245NB

TUE 220 A TUE 235 A, B

TUE 250 B

St 4 20

B Gr. 6

Group 2 Re ≥ 275 MPa

11 453.0 (.1) 12 022.1

St 44.0, St 44.4 St 44-2, St 44-3

St 45.8

S275J0H S275J2H TUE 275 B St 5

09G2S

H 40 X 42 X 46

Group 3 Re ≥ 355 MPa 11 523.0 (.1) St 52.0, St 52.4

St 52-3 S355J0H S355J2H - - X 52

1 The assortment may be ordered only by prior agreement.

Page 79: Mittal Steel Iasi

Tota

l len

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68 m

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Type

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8/8

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8/8.

5

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5

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8/10

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Page 80: Mittal Steel Iasi

Tota

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19 m

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5

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5

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top

is c

alcu

late

d fo

r m

inim

um s

izes

of

tube

s an

d va

lue

of f

lexu

ral m

omen

t at

stu

ck a

ccor

ding

to

SÚ D

OP

Prah

a 2 st

reng

th g

roup

Re ≥

245

MPa

3 st

reng

th g

roup

Re ≥

275

MPa

4 st

reng

th g

roup

Re ≥

355

MPa

Page 81: Mittal Steel Iasi

Tota

l len

gth

L [m

m]

8 00

0

8 50

0

9 00

0

9 50

0

10 0

00

10 5

00

11 0

00

11 5

00

12 0

00

12 5

00

13 0

00

13 5

00

14 0

00

Dia

met

er o

f tu

be,

low

er p

art

[mm

]

245

245

245

245

245

245

245

245

245

245

245

245

245

W.t

. of

low

er p

art

[mm

]

min

. 14

1 m

in.

12.5

2 m

in.

103

min

. 12

.51

min

. 11

2 m

in.

93

min

. 12

.51

min

. 10

2 m

in.

93

min

. 11

1 m

in.

102

min

. 83

min

. 10

1 m

in.

92 m

in.

83

min

. 10

1 m

in.

92 m

in.

73

min

. 10

1 m

in.

82 m

in.

73

min

. 91

min

. 82

min

. 73

min

. 91

min

. 82

min

. 6.

33

min

. 91

min

. 82

min

. 6.

33

min

. 81

min

. 72

min

. 6.

33

min

. 81

min

. 72

min

. 6.

33

min

. 81

min

. 72

min

. 6.

33

Leng

th o

f lo

wer

pa

rt [

mm

]

5 00

0

5 50

0

5 50

0

6 00

0

6 00

0

6 50

0

6 50

0

7 00

0

7 00

0

7 50

0

7 50

0

8 00

0

8 00

0

Dia

met

er o

f tu

be,

uppe

r pa

rt [

mm

]

219

219

219

219

219

219

219

219

219

219

219

219

219

W.t

. of

upp

er p

art

[mm

]

min

. 10

1 m

in.

92 m

in.

73

min

. 10

1 m

in.

82 m

in.

73

min

. 10

1 m

in.

72 m

in.

73

min

. 91

min

. 72

min

. 6.

33

min

. 91

min

. 6.

32 m

in.

6.33

min

. 91

min

. 6.

32 m

in.

6.33

min

. 81

min

. 6.

32 m

in.

6.33

min

. 81

min

. 6.

32 m

in.

6.33

min

. 71

min

. 6.

32 m

in.

6.33

min

. 71

min

. 6.

32 m

in.

6.33

min

. 6.

31 m

in.

6.32

min

. 6.

33

min

. 6.

31 m

in.

6.32

min

. 6.

33

min

. 6.

31 m

in.

6.32

min

. 6.

33

Leng

th o

f up

per

part

[m

m]

3 00

0

3 00

0

3 50

0

3 50

0

4 00

0

4 00

0

4 50

0

4 50

0

5 00

0

5 00

0

5 50

0

5 50

0

6 00

0

Min

. w

eigh

t [k

g]

5511

4962

3983

5461

4712

3963

5721

4452

4143

5421

4732

3953

5311

4442

4113

5601

4712

3983

5611

4512

4143

5511

4742

4353

5471

4912

4233

5731

5142

4423

5301

4872

4583

5531

5082

4763

5701

5242

4933

Tens

ion

at t

op

(pea

k) [

N]

1827

51 18

0482

1762

03

1649

71 16

1172

1582

23

1481

21 14

1762

1410

23

1348

31 13

0932

1280

73

1228

21 11

7392

1165

53

1155

51 10

9932

1079

93

1060

31 10

0952

1000

23

1002

41 95

902

9486

3

9264

1 90

162

8845

3

8938

1 86

762

8483

3

8265

1 81

572

8081

3

8035

1 79

152

7831

3

7739

1 76

232

7542

3

Max

. de

flec

tion

[m

m]

1571

1722

2083

1841

2312

2423

1981

2412

2603

2351

2582

3083

2701

3032

3303

2891

3222

3903

3131

3762

4153

3601

4012

4433

3901

4282

5103

4161

4572

5453

4881

5362

5793

5201

5712

6173

5561

6092

6563

Tech

nica

l spe

cifi

cati

ons

of T

– p

ole,

dia

met

er 2

45 m

m

Type

of

pole

T 24

5/8

T 24

5/8.

5

T 24

5/9

T 24

5/9.

5

T 24

5/10

T 24

5/10

.5

T 24

5/11

T 24

5/11

.5

T 24

5/12

T 24

5/12

.5

T 24

5/13

T 24

5/13

.5

T 24

5/14

1 Ten

sion

of

top

is c

alcu

late

d fo

r m

inim

um s

izes

of

tube

s an

d va

lue

of f

lexu

ral m

omen

t at

stu

ck a

ccor

ding

to

SÚ D

OP

Prah

a 2 st

reng

th g

roup

Re ≥

245

MPa

3 st

reng

th g

roup

Re ≥

275

MPa

4 st

reng

th g

roup

Re ≥

355

MPa

Page 82: Mittal Steel Iasi

Bent tubular products Dimensions and material Tube Plant carries out the bending of tubes and pipes in the following range of materials and size according to customer's requirements: Tube/pipe diameter: Ø22 mm ÷ Ø127 (Ø133)1 mm Wall thickness: 3.5 mm ÷ 8 mm Material: in accordance with DIN from St 35 to St 52

1 Only for bent radius 9 000 mm and larger.

Page 83: Mittal Steel Iasi

Mittal Steel Ostrava a.s.Vratimovská 689707 02 Ostrava-Kun iceCzech Republic

Phone:exchange +420 595 681 111direct dialling +420 595 682 502

+420 595 682 260

Fax: +420 595 682 915+420 595 687 045

E-mail: [email protected]: www.mittalsteelostrava.com

NOVÁ HU EXPORT, a.s.Biskupský dv r 7110 00 Praha 1Czech Republic

Phone: +420 221 703 104Fax: +420 222 320 994E-mail: [email protected]

è

ù

Page 84: Mittal Steel Iasi

© Mittal Steel Ostrava a.s.

Marketing

April 2005