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< E-BROCHURE English Version 2011 >
A N Y T I M E A N Y WH E R E
WE A L WA Y S T H I N K A B O U T U
U - S T E E L
Table Of Contents
1. Brief History 1
2. Business 2
3. Manufacturing Process 3
4. Available Size 4
5. Certi ficate 6
6. Quality Assurance 10
7. Marking 12
8. Packing 12
ORDERING INFORMATION
Message From CEO
U-Steel Co., LTD (USTEEL) is a specialized manufacturer for stainless steel tube and
pipe. Ever since its establishment, the company continues growing and expanding, and
the quality of its products is accredited by numerous organizations.
Stainless steel pipe is generally in use many industries such as shipbuilding, petro-
chemistry, plant and construction owing to high-corrosion resistance and durability.
Therefore, it expects steadily to increase domestic and international consumption
through global cooperation policy decision in eco-friendly green energy industries
U Steel Co., LTD is manufacturing stainless steel pipe that is considered as value-added,
low-carbon green growth material and newly equipped several manufacturing lines not
only stainless steel pipes up to 24 inches and roll bender for over 16 inches, but annealing
and pickling facilities. Also, we are operating nationwide warehouses in Seoul, Busan,
Daegue, Gwangju, Ansan, Dangjin and Daejeon in order to get close customers.
In addition, all our products are certified by KS, JIS, ISO 9001/14001 and KR, Lloyd, BV,
DNV, NK, ABS and RINA by international societies. So far we provide shipbuilding and
plant construction companies and other related industries
U Steel Co., LTD will always keep in mind the motto of ‘ALWAYS AROUND U’.
Thank you
December 2010
USTEEL CO., LTD
CEO JONG WOOK KIM
USTEEL Quality Product 1
1. Brief History
Oct. 2011 Installed 16 inch tube mill
Dec. 2010 Company name alteration to USTEEL CO., LTD(ex. Miju ST)
Dec. 2010 Extended pickling facility
Oct. 2010 Extended outbound yard in Pohang factory
Jun. 2010 Installed the Rotary Sizing Mill (RSM)
Apr. 2010 Installed the new In-Line Heat Treatment facilities
Dec. 2009 Acquired ISO 9001 and 14001
Oct. 2009 Changed the largest shareholder to Hwang Kum ST Co., LTD
Sep. 2008 New JIS Mark Certificate acquirement from Ministry of Economy, Trade
and Industry (Japan)
Oct. 2007 ABS Certificate acquirement from AMERICAN BUREAU of SHIPPING
(America)
Dec. 2006 NK Certificate acquirement from NIPPON KAIJI KYOKAI (Japan)
Dec. 2006 RINA Certificate acquirement from RINA GIORHIO SALETTI (Italy)
Nov. 2006 BV Certificate acquirement from BUREAU VERITAS (France)
Sep. 2006 Installed the 8 inch tube mill
Nov. 2002 DNV Mark Certificate acquirement from DET NORSKE VERITAS (Norway)
Oct. 2002 Lloyd’s Certificate acquirement from LLOYD'S REGISTER (England)
Apr. 1998 Installed the roll bender for 14 to 42 inch
Jan. 1996 KR Certificate acquirement from KOREAN REGISTER (Korea)
Jan. 1995 JIS Mark Certificate acquirement from METI
Jan. 1995 Installed the 2 inch tube mills
Dec. 1990 KS Mark Certificate acquirement from Korean Standards Association
(KSA)
Nov. 1990 Established POSCO stainless steel factory
USTEEL Quality Product 2
2. Business
(1) Introduction
CEO Jong Wook, Kim
Business Stainless steel pipe
Product
Stainless Steel pipe, Stainless Steel pipe for boiler & heat exchanger
tubes, Light gauge Stainless Steel pipe for ordinary piping, Large
diameter welded stainless steel pipe, Stainless Steel pipe for machinery
and others, Stainless Steel pipe, Stainless Steel pipe for sanitary
Location
Pohang Head Office & Plant
#1849 Jangheung-dong Nam-gu Pohang-si Gyeungsangbuk-do, South
Korea
Tel +82 54 278 0011
Seoul Sales Office
#294-3 ES Building 3 FL, Gasan-dong, Geumcheon-gu Seoul, South
Korea
Tel +82 2 850 9770
In the aspect of product range, USTEEL provides the most complete product line which
can satisfy the various needs from the customers. The material types include KS,JIS
and ASTM 304, 304L and 316L, and the size range starts from 1/4 inch to 40 inch.
USTEEL has become the customers' preferred supplier based on providing full product
range.
Stainless steel tube and pipe can be used in many industries, such as petro-chemical,
pulp and paper, electronics, machinery, power plant, and waste water treatment, and
USTEEL has sufficient raw materials, matured production technology, and qualified by
many customers for serious usage to satisfy all different needs from different customers.
In the meantime, developing new products and enhancing customer service are the
essential factors for USTEEL to maintain the leading position of the industry.
USTEEL Quality Product 3
3. Manufacturing Process
<Basic Process>
Ⅴ. 제 조 공 정 도
USTEEL Quality Product 4
4. Available Size
Scope : For High Temperature, General Corrosive Service(KS D3576, JIS G3459, ASTM A312)
Tolerance(unit : mm)
KS D 3576, JIS G 3459 ASTM A312
Outside Diameter
D<30 ± 0.3 10.29≤D≤48.26 +0.40, -0.80
D≥30 ± 1%
48.26<D≤114.3 ± 0.80
114.3<D≤219.08 +1.60, -0.80
219.08<D≤406.4 +2.40, -0.80
Wall Thickness T<2 ± 0.2
All Size +, -12.5% T≥2 ± 10%
Length Shall be the specified length or more All Size +6.4mm, -0
Straightness Shall be reasonably straight
Nominal Diameter Outside Diameter Wall Thickness
SCH 5 SCH 10 SCH 20 SCH 40 SCH 80
A B KS,JIS ASTM KS,JIS ASTM KS,JIS ASTM KS,JIS KS,JIS ASTM KS,JIS ASTM
3/8 10A 17.3 17.15 - - - - 2.0 2.3 2.31 - -
1/2 15A 21.7 21.34 - - 2.1 2.11 2.5 2.8 2.77 3.7 3.73
3/4 20A 27.2 26.67 - - 2.1 2.11 2.5 2.9 2.87 3.9 3.91
1 25A 34 33.40 - - 2.8 2.77 3.0 3.4 3.38 4.5 4.55
1 1/4 32A 42.7 42.16 - - 2.8 2.77 3.0 3.6 3.56 4.9 4.85
1 1/2 40A 48.6 48.26 - - 2.8 2.77 3.0 3.7 3.68 5.1 5.08
2 50A 60.5 60.33 - - 2.8 2.77 3.5 3.9 3.91 5.5 5.54
2/ 1/2 65A 76.3 73.03 2.1 2.11 3.0 3.05 3.5 5.2 5.16 7.0 -
3 80A 89.1 88.90 2.1 2.11 3.0 3.05 4.0 5.5 5.49 7.6 -
3 1/2 90A 101.6 101.60 2.1 2.11 3.0 3.05 4.0 5.7 5.74 8.1 -
4 100A 114.3 114.30 2.1 2.11 3.0 3.05 4.0 6.0 6.02 8.6 -
5 125A 139.8 141.30 2.8 2.77 3.4 3.40 5.0 6.6 6.55 9.5 -
6 150A 165.2 168.28 2.8 2.77 3.4 3.40 5.0 7.1 7.11 11 -
8 200A 216.3 219.08 2.8 2.77 4.0 4.19 6.5 8.2 8.18 12.7 -
10 250A 267.4 273.05 3.4 3.40 4.0 4.19 6.5 9.3 9.27 15.1 -
12 300A 318.5 323.85 4.0 3.96 4.5 4.57 6.5 10.3 9.53 17.4 -
14 350A 355.6 355.60 4.0 3.96 5.0 4.78 8.0 11.1 11.13 19.0 -
16 400A 406.4 406.40 4.5 4.19 5.0 4.78 8.0 12.7 12.7 21.4 -
USTEEL Quality Product 5
Scope : Large Diameter Pipes for High Temperature Service (KS D3588, JIS G3468, ASTM A358)
Tolerance (unit : mm)
KS D 3588, JIS G 3468 ASTM A358
Outside Diameter
D≤300A ± 1%
Based on circumferential Measurement, ± 0.5% D≥300A ± 0.5%
Based on circumferential Measurement
Wall Thickness D≤500A
T<8 +15%, -12.5%
0.3mm under the nominal thickness T≥8 +15%, -10%
D≥550A T<8 +, -12.5%
T≥8 +. -10%
Length Shall be the Specified length or more Agreement
Straightness 3.2mm/3000mm
Nominal Diameter Outside Diameter Wall Thickness
SCH 5 SCH 10 SCH 20 SCH 40
A B KS,JIS ASTM KS,JIS ASTM KS,JIS ASTM KS,JIS KS,JIS ASTM
6 150A 165.2 168.28 2.8 2.77 3.4 3.40 5.0 7.1 7.11
8 200A 216.3 219.08 2.8 2.77 4.0 4.19 6.5 8.2 8.18
10 250A 267.4 273.05 3.4 3.40 4.0 4.19 6.5 9.3 9.27
12 300A 318.5 323.85 4.0 3.96 4.5 4.57 6.5 10.3 9.53
14 350A 355.6 355.60 4.0 3.96 5.0 4.78 8.0 11.1 11.13
16 400A 406.4 406.40 4.5 4.19 5.0 4.78 8.0 12.7 12.7
18 450A 457.2 457.20 4.5 4.19 5.0 4.78 8.0 14.3 14.3
20 500A 508.0 508.00 5 4.78 5.5 5.54 9.5 15.1 15.1
22 550A 558.8 558.80 5.5 4.78 5.5 5.54 9.5 15.9 15.9
24 600A 609.6 609.60 5.5 5.54 6.5 6.35 9.5 17.5 17.5
26 650A 660.4 - 6.5 - 8.0 - 12.7 17.5 17.5
28 700A 711.2 - - 5.54 8.0 - 12.7 17.5 17.5
30 750A 762.0 762.00 - 6.35 8.0 7.92 12.7 17.5 17.5
32 800A 812.8 - - - 8.0 - 12.7 17.5 17.5
34 850A 863.6 - - - 8.0 - 12.7 17.5 17.5
36 900A 914.4 - - - 8.0 - 12.7 19.1 19.1
40 1000A 1016.0 - - - 9.5 - 14.3 26.2 26.2
USTEEL Quality Product 6
5. Certificate
(1) Korean Industrial Standards (KS)
KS D 3576 KS D 3577
KS D 3588 KS D 3595
USTEEL Quality Product 7
(2) Japanese Industrial Standard(JIS Mark)
JIS G 3448 JIS G 3459
(3) International Standard Organization(ISO)
ISO 9001:2009/ISO 9001:2008 ISO 14001:2009/ISO 14001:2004
USTEEL Quality Product 8
(4) Ship Classification
Korean Register of Shipping(KR) Lloyd’s Register of Shipping(LR)
American Bureau of Shipping(ABS) Bureau Veritas(BV)
USTEEL Quality Product 9
Registro Italiano Navale(RINA) Nippon Kaiji Kyokai(NK)
Det Norske Veritas(DNV)
USTEEL Quality Product 10
6. Quality Assurance
- Inspection and Test
KS ASTM
D3576 D3577 D3588 D3595 A249 A269 A270 A312
Hardness ◎ ◎ ◎
Tensile ◎ ◎ ◎ ◎ ◎ ◎
Flattening ◎ ◎ ◎ ◎ ◎
Flaring ◎ ◎
Reverse
Flattening ◎ ◎ ◎
Flange ◎ ◎
Reverse
banding ◎
Hydrostatic ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎
Corrosion
Dissolution ◎
☞ Other tests shall be implemented if it is required by purchaser
Taking Test Specimens Flange Test
Flaring Test Flattening Test
USTEEL Quality Product 11
- Self Inspection Certificates issued by Quality Control Department
KS D 3576 KS D 3588
KS D 3595 KS D 3577
USTEEL Quality Product 12
7. Marking
Manufacturer
KS/JIS/ASTM mark
Standard No.
Steel Grade
Normal Size
Lot No.
8. Packing
- Following to International Export Standard
Ordinary Bundle with
Polyethylene Sheet
Bundle with Skid
Wooden Crate Box
(Opened Type)
Wooden Box
(Closed Type)
☞ Please consult with us for other packing methods not listed here
USTEEL KSA 8096 KS D 3576 STS 304 TP-A 100A X SCH10 X 6000 A111-3086
USTEEL Quality Product 13
Ordering Information
Any order or inquiry needs to be provided with the following information
(1) KS/JIS/ASTM product specification
(2) Steel Grade(Grade 304/304L/316L)
(3) Dimension
Outside Diameter
Wall Thickness
Length
Tolerance
(4) Quantity(Weight or Number of pieces)
(5) End Finish (PE/BE)
(6) Application and Conditions of Use
(7) Required Delivery Date and Place
(8) Request for packing
(9) Other Special Requirements
USTEEL Quality Product 14
USTEEL CO., LTD Website www.u-steel.co.kr HEADQUARTERS & PLANT #1849 Jangheung-dong Nam-gu
Pohang-si Gyeungsangbuk-do,
South Korea
TEL +82 54 278 0011 FAX +82 54 278 0015 SEOUL SALES OFFICE #294-3 ES Building 3 FL, Gasan-dong, Geumcheon-gu Seoul, South Korea TEL +82 2 850 9770 FAX +82 2 850 9790 BUSAN SALES OFFICE #512-12 Gamjeon-dong Sasang-gu Busan-si, South Korea TEL +82 51 710 2015 FAX +82 51 323 2015 COPYRIGHT © 2011 USTEEL CO., LTD All rights Reserved.
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