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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.
EN 10210 is a European standard that specifies the technical delivery conditions for hot-finished structural hollow sections made from non-alloy and fine-grain structural steels. The S235 steel grade is one of the commonly used materials under this standard, with several sub-grades such as S235J0H, S235J2H, and S235JRH. These grades differ primarily in their impact resistance at different temperatures.
JIS G3101 Type: Plate/sheet, Strip in coil, Section, Flat and Bar, Circular, Rectangular, Square Hollow Section(CHS,RHS,SHS) Grades: SS330, SS400, SS490, SS540 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) Length: Commonly used 5.8M, 6M, 12M, but we can also produces depends on client's requirement. Coating: Black paint, Varnish, Anti-rust oil. Applications: Construction, Mechanical Engineering, Shipbuilding, Automotive Industry.
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......
ASTM A501 Grade B Tube Grade: GR.A, GR.B, GR.C Size: SQUARE: 20MM * 20MM - 1200MM * 1200MM RECTANGULAR: 20MM * 30MM - 1500MM * 1200MM Wall thickness: 1.3MM - 50MM Wall Thickness Tolerance: ±10% Length: 1 - 12M, normally 5.8M,6M, 12M, also depends on the requirements Surface treatment: Galvanizing, Black vanish, Carving, Slightly oil painting, PVC clothes cover each bundle etc. Production capacity: 300000 tons per year. Production delivery time:15 -- 30 days acc to order quantity and sizes. Shipping: Bulk vessel shipment & Container shipment. Brand: LEFIN STEEL
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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