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About us
Tianjin lefin Industrial
TIANJIN LEFIN STEEL GROUP containing Tianjin lefin Industrial Co.,Ltd. 、Tianjin lefin steel import & export Co.,Ltd and Tianjin Shengqifeng International Trading Co., Ltd. -
Products
Steel Pipe Processing
Our main products include 1/2inch to 16 inch ERW PIPE/GI PIPE which has been produced according to BS1387/ASTM A53/EN10219/EN10255/EN10217 Standard -
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Service Capability
Guarantee Quality
Our steel pipes are suitable for oil, natural gas, shipbuilding, chemical industry, water conservancy, electrical, steel structure, construction and other related fields.
Our main products include 1/2inch to 16 inch ERW PIPE/GI PIPE which has been produced according to BS1387/ASTM A53/EN10219/EN10255/EN10217 Standard
Our main products include 1/2inch to 16 inch ERW PIPE/GI PIPE which has been produced according to BS1387/ASTM A53/EN10219/EN10255/EN10217 Standard
Has rich experience in steel pipe processing, can be customized according to customer requirements according to the drawing and sample processing, assist in the development of new products.
PRODUCTS CENTER
EN 10210 S355J2H HOLLOW SECTION Standard: EN 10210 Grade: S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S275NH, S355NH Outside Diameter: 1/2 INCH - 24 INCH(CHS) 20MM × 20MM - 1200MM × 1200MM(SHS) 20MM × 30MM - 1000MM × 1500MM(RHS) Wall Thickness: 1.3MM - 22MM(CHS) 1.3MM - 50MM(SHS,RHS) The Wall Thickness Tolerance: ±5% Length: Normally used 5.8m, 6m, 12m Surface Treatment: Bare Finish, Painting, Oiling, Galvanization, 3PE, FBE coated, etc.
JIS G3444 Steel hollow section Standard: JIS G3444 Common Grades: STK400, STK500 Method Of Manufacture: Seamless, Butt-welding, ERW and Arc welding process Outside Diameter: SSAW 219MM - 4084MM LSAW 406MM - 1420MM ERW 20MM - 660MM Wall Thickness:7.75 - 25.4MM(SSAW), 10 - 50MM(LSAW), 1.3 - 16MM(ERW) Length: Commonly used 5.8M, 6M, 12M, also depends on the requirements Advantages: High Strength, Durability, Easy to Fabricate Application:transportation water, Construction industry, energy industry
API 5L Line Pipe Grades: Gr.A, Gr.B, A25, X42, X46, X52, X56, X60, X65, X70, X80M, X90M, X100M, X120M. Product Specification Level: PSL1, PSL2. Outer Diameter Range: 1/2" to 2", 3", 4", 6", 8", 10", 12", 16 inches, 18 inches, 20 inches, 24 inches up to 40 inches. Thickness Schedule: SCH 10, SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, to SCH 160. Manufacturing Types: ERW, LSAW, SMLS. Ends Type: Beveled ends, Plain ends. Surface Treatment: Natural, Varnished, Black Painting, FBE, 3PE (3LPE), 3PP, CWC (Concrete Weight Coated) CRA Clad or Lined.
Address: Hengtai Road,Daqiuzhuang Town,Jinghai County,Tianjin,China
Mob: +8615122229899(whatspp)
Phone: +86 22 58171905
Fax: +86 22 58171902
E-mail:info@lefinsteel.com
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