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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.
ASTM A500 GR.D TUBE Standard: ASTM A500 Grade: GR.A, GR.B, GR.C, GR.D Outside diameter: 20-660MM Wall Thickness: 1.3-16MM Outside diameter: 20*20-1200*1200MM Wall Thickness: 1.3-50MM Outside diameter: 20*20-1500*1500MM Wall Thickness: 1.2-50MM The Wall Thickness Tolerance: The tolerance is within the standard limits Length: normally 5.8m, 6m, 12m or as your required Surface Treatment: Bare Finish, Painting, Oiling, Galvanization, 3PE, FBE coated......
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
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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