AVAILABLEFO R YO UR BETTER

PIPIN G !M a nufa c ture r of Be tte r Fla ng e s

Ste e l Pla te Fla ng e s

Forge d Ste e l Fla ng e s

N o n- Fe rrou s Fla ng e s

in A c c o rd a nc e w ith A N SI, A PI , M SS, AWWA

O the r Sp e c ia l Ste e l & Forg e d Fla ng e s

 

CONTENTSForeward 1

Quality Assurance 3

Flange Production 5

KOFCO Flange 9

KOFCO Standard Marketing 12

ANSI FLANGESClass 150 Flanges 13Class 300 Flanges 15Class 400 Flanges 17Class 600 Flanges 19Class 900 Flanges 21Class 1500 Flanges 23Class 2550 Flanges 25

RING JOINT FLANGESClass 150 Flanges 28Class 300, 400, 600 Flanges 29Class 900 Flanges 30Class 1500 Flanges 31Class 2500 Flanges 32Reducing Flanges 33

ORIFICE FLANGESANSI Orifice Flange 36Class 300 Orifice Flanges 37Class 400 Orifice Flanges 39Class 600 Orifice Flanges 41Class 900-1500 Orifice Flanges 43Class 2500 Orifice Flanges 45

LONG WELDING NECKS FLANGESClass 150 Flanges 47Class 300 Flanges 48Class 400 Flanges 49Class 600 Flanges 50Class 900 Flanges 51Class 1500 Flanges 52Class 2550 Flanges 53Standard Finish 54Flanges Facings 55Tolerance 57Welding Ends 58Thread 59Welded and Seamless Pipe Carbon & Alloy Steel 61Welded and Seamless Pipe Steel 62Material Specifications 63Pressure-Temperature Ratings Class 150, 300 65Pressure-Temperature Ratings Class 150, 600 66Pressure-Temperature Ratings Class 900, 1500 67Pressure-Temperature Ratings Class 2500 68Guide to Material Layout & Specifications 68

ANSI FLANGESClass 75 Flanges 70Class 150 Flanges 71Class 300 Flanges 72Finish & Tolerance 73Material & Pressure Ratings 74

ANSI FLANGESMaterial Specifications 76Class 150 Flanges 77Class 300 Flanges 79Class 400 Flanges 81Class 600 Flanges 83Class 900 Flanges 85

AWWA FLANGESGeneral Specifications 88Class B & D Flanges Table 1 89Class D Flanges 90Class 400 Flanges 91

 

CERTIFICATE OF APPROVAL

ResistrationNumber

001

The approval is subject to company maintaing its system to the required standards, which will be monitored by LRQA.

FORM L0194 (8/90) The use of the Accreditation Mark indicates Accredit ation in the respect of those activities covered by the Accreditation Certificate Number 001.

What is ISO 9000 Series?This is the quality assurance standard that established by ISO(International Standardization Organization). ISO 9000 serieshas become the prerequisite for successful international trades.

ISO 9000 series is the representative for

international qulity system and foreign trades.

Our desire for quality and technical advancement

has overcome the steep export barrier.

We have proved worldwide again for qulity

by securing in certificate of approval for ISO 9002.

We will do our best to produce the barrier

products and to improve technical development.

ISO-9002We, KOREA FLANGE CO., LTD.,

are certified for the quality

management system

from ISO in fitting industries.

1

 

FORWARDIt is a great pleasure for me to introduce to our friends

and customers Korea Flange Co., Ltd.(KOFCO), an

affiliate of the Hyundai Group, largest business

conglomerate in Korea.

Since its establishment in 1974, KOFCO has supplied

a wide spectrum of quality products for its customers

around the world. KOFCO is recognized among clients

for the excellence of quality and technology.

Our highest standard of technology coupled with the

up-to-date productions facilities enables KOFCO to

win an unrivaled reputation.Major production facilities

include the latest model of forging shops, multispindle

drilling machines, CNC lathes, spectrometers,

coordinate measuring machines, plasma cutters, billet

shears and many other equipment.

By utilizing its up-to-date production facilities and

skilled manpower, KOFCO commenced the fabrication

of various steel structures for shipbuilding in 1977. On

the basis of this experience and accumulate

technology, KOFCO has fabricate large steel structures

and industrial machinery required for petrochemical

plants, power plants, industrial plants and many other

construction projects.

Equipped with the most modern machinery, KOFCO

also produces a variety automobile parts which are

C/V joints, front ass’y, commercial auto parts.

KOFCO’s quality assurance and computerized

production systems are so excellent as to meet the

demanding requirements of clients.

KOFCO will continue its efforts to satisfy customer’s

demand by supplying top quality products and

services. We look forward to your continued

encouragement and support in the years ahead.

Sincerely Yours,

D. H. Gwak 

President

2

 

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