7/29/2019 Seamless Precision Steel Tubes2
1/5
___________________________
Cod: FCU-01, Ed.2 Rev. 8/2012
ISO 9001 ISO 14001 OHSAS 18001 5CT-0440 AD-2000 W0 /W4 PED
97/23/EC EN 10210-1, 2 GL RULES DIN 16295L-0352 TRD 100/102, EN
10297 EN 10255 EN 10210Vd TUV
SEAMLESS PRECISION STEEL TUBES
1. Standards
EN10305-1 DIN 2391 (has been replaced with EN 10305-1) STAS
530/1
2. UsedIn mechanical and automotive industries.
3. Dimensions, Tolerances- Precision steel tubes DIN 2391 and EN
10305-1 according Tab.1;
- Precision steel tubes for honing according Tab.2.
4. Chemical Composition (%)
Steel Group C Si Mn P max S max V
St35, E235, OLT35 max 0.17 max 0.35 min 0.40 0.025 0.025
St45, OLT45 max 0.21 max 0.35 min 0.40 0.025 0.025St52, E355,
OL52.3k max 0.22 max 0.55 max 1.60 0.025 0.025
E410, STE460 0.160.22 0.100.50 1.301.70 0.030 0.035 0.080.15
5. Mechanical Properties
Steel Groupdeliverycond.
Tensile Strength Yield Limit Elongation
N/mm N/mm %
St35, E235, OLT35BK (+C)
BKS(+SR)NBK (+N)
min 480min 420340480
-min 350min 235
min 6min 16min 25
St45, OLT45BK (+C)
BKS(+SR)NBK (+N)
min 580min 520440570
-min 375min 255
min 5min 12min 21
St52, E355, OL52.3kBK (+C)
BKS(+SR)NBK (+N)
min 640min 580490630
-min 450min 355
min 4min 10min 22
E410, STE460BKS+N
min 690550700
min 590min 410
min 12min 22
6. Lengths- Random lengths: 69 m or 811 m;
- Fixed lengths within the random lengths range;
- Tolerances: +100/-0 mm.
7. Protection- Unprotected;
- External varnished with black or clear lacquer;
- If required, the tubes can be delivered with plastic caps at
both ends;
- Oiled.
8. MarkingThe tubes will have technical details marked on tags
attached to every bundle.
According to standard or per customer request.
7/29/2019 Seamless Precision Steel Tubes2
3/5
S.C. TMK-ARTROM S.A. Draganesti Street, No. 30, 230119, SLATINA,
OLT, ROMANIA 3
Tab.1 Dimensions and Tolerances - Precision tubes acc. DIN 2391
& EN 10305
WTmm 1.5 1.8 2.0 2.2 2.5 2.8 3.0 3.5 4.0 4.5
in 0.059 0.071 0.079 0.087 0.098 0.110 0.118 0.138 0.157
0.177
ODID
mm in mm
16 0.787 0.08 130.08 12.40.15 120.15 11.60.15 110.15
18 0.787 0.08 150.08 14.40.08 140.08 13.60.15 130.15
20 0.787 0.08 170.08 16.40.08 160.08 15.60.15 150.15 14.40.15
140.15 130.15 120.15 110.15
22 0.866 0.08 190.08 18.40.08 180.08 17.60.08 170.15 16.415
160.15 150.15 140.15 130.15
25 0.984 0.08 220.08 21.40.08 210.08 20.60.08 200.08 19.40.15
190.15 180.15 170.15 160.15
26 1.024 0.08 230.08 22.40.08 220.08 21.60.08 210.08 20.40.15
200.15 190.15 180.15 170.15
28 1.102 0.08 250.08 24.40.08 240.08 23.60.08 230.08 22.40.08
220.15 210.15 200.15 190.15
30 1.181 0.08 270.08 26.40.08 260.08 25.60.08 250.08 24.40.08
240.15 230.15 220.15 210.15
32 1.260 0.15 28.40.15 280.15 27.60.15 270.15 26.40.15 260.15
250.15 240.15 230.15
35 1.378 0.15 310.15 30.60.15 300.15 29.40.15 290.15 280.15
270.15 260.15
38 1.496 0.15 330.15 32.40.15 320.15 310.15 300.15 290.15
40 1.575 0.15 350.15 34.40.15 340.15 330.15 320.15 310.15
42 1.654 0.20 370.20 36.40.20 360.20 350.20 340.20 330.20
45 1.772 0.20 400.20 39.40.20 390.20 380.20 370.20 360.20
48 1.890 0.20 430.20 42.40.20 420.20 410.20 400.20 390.20
50 1.969 0.20 440.20 430.20 420.20 410.20
55 2.165 0.25 490.25 480.25 470.25 460.25
60 2.362 0.25 520.25 510.25
65 2.559 0.30 570.30 560.30
70 2.756 0.30 620.30 610.30
WT mm 5 5.5 6 7 8 9 10 12 14
in 0.197 0.217 0.236 0.276 0.315 0.354 0.394 0.472 0.551
ODID
mm in toler.
20 0.787 0.08 100.15
22 0.866 0.08 120.15
25 0.984 0.08 150.15 140.15 130.15 110.15
26 1.024 0.08 160.15 150.15 140.15 120.15
28 1.102 0.08 180.15 170.15 160.15 140.15 120.15
30 1.181 0.08 200.15 190.15 180.15 160.15 140.15
32 1.260 0.15 220.15 210.15 200.15 180.15 160.15
35 1.378 0.15 250.15 240.15 230.15 210.15 190.15 170.15
150.15
38 1.496 0.15 280.15 270.15 260.15 240.15 220.15 200.15
180.15
40 1.575 0.15 300.15 290.15 280.15 260.15 240.15 220.15
200.15
42 1.654 0.20 320.20 310.20 300.20 280.20 260.20 240.20 220.20
200.20
45 1.772 0.20 350.20 340.20 330.20 310.20 290.20 270.20 250.20
230.20
48 1.890 0.20 380.20 370.20 360.20 340.20 320.20 300.20 280.20
260.20 240.20
50 1.969 0.20 400.20 390.20 380.20 360.20 340.20 320.20 300.20
280.20 260.20
55 2.165 0.25 450.25 440.25 430.25 410.25 390.25 370.25 350.25
330.25 310.30
60 2.362 0.25 500.25 490.25 480.25 460.25 440.25 420.25 400.25
380.25 360.30
65 2.559 0.30 550.30 540.30 530.30 510.30 490.30 470.30 450.30
430.30 410.30
70 2.756 0.30 600.30 590.30 580.30 560.30 540.30 520.30 500.30
480.30 460.30
75 2.953 0.35 650.35 640.35 630.35 610.35 590.35 570.35 550.35
530.35 510.35
80 3.150 0.35 700.35 690.35 680.35 660.35 640.35 620.35 600.35
580.35 560.35
85 3.346 0.40 750.40 740.40 730.40 710.40 690.40 670.40 650.40
630.40 610.40
90 3.543 0.40 800.40 790.40 780.40 760.40 740.40 720.40 700.40
680.40 660.40
95 3.740 0.45 830.45 810.45 790.45 770.45 750.45 730.45
710.45
100 3.937 0.45 880.45 860.45 840.45 820.45 800.45 780.45
760.45
110 4.331 0.50 980.50 960.50 940.50 920.50 900.50 880.50
860.50
WTmm 7 8 9 10 12 14 16 18 20
in .079 .087 .098 .110 .118 .138 .157 .177 .197
OD IDmm in toler.
120 4.724 .50 106.50 104.50 102.50 100.50 96.50 92.50 900.50
88.50 84.50
130 5.118 0.70 1160.70 1140.70 1120.70 1100.70 1060.70 1020.70
1000.70 980.70 940.70
140 5.512 0.70 1260.70 1240.70 1220.70 1200.70 1160.70 1120.70
1100.70 1080.70 1040.70
150 5.906 .80 134.80 132.80 130.80 126.80 122.80 1200.80 118.80
114.80
160 6.299 .80 140.80 136.80 132.80 1300.80 128.80 124.80
170 6.693 .90 150.90 146.90 142.90 1400.90 138.90 134.90
180 7.087 .90 160.90 156.90 152.90 1500.90 148.90 144.90
190 7.480 1.0 1701.0 1661.0 1621.0 1601.0 1581.0 1541.0
200 7.874 1.0 1801.0 1761.0 1721.0 1701.0 1681.0 1641.0
210 8.268 1.2 1801.2
Notes: 1. Tolerances from above table are available on by in BK,
BK+S condition.
2. Intermediate sizes can be produced subject of agreement
before ordering.
