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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
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.
Keywords:
ASTM A501 Hot-formed Carbon Steel Hollow Sections
ASTM A501 is hot-formed seamless and welded carbon structural steel tubing for welded, riveted, or bolted structures used in bridges and buildings, and for general structural purposes. It can be square, round, rectangular, or other specialized shapes. The grade of the tubing is Grade A, Grade B, and Grade C.
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EN 10219 S235JRH Structural Steel Pipes
EN 10219 S235JRH (BS EN 10219 S235JRH) is a cold-formed hollow structural carbon steel pipe with a minimum yield strength of 235 MPa at a wall thickness of ≤16 mm and a minimum impact strength of 27 J at 20°C. The steel number is 1.0039.
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JIS G3466 Carbon steel square and rectangular tubes for general structure JIS G3466 specifies square steel pipes (hereafter referred to as square steel pipes) used for structures such as civil engineering and construction. Grade: STKR 400, STKR 490 Square Size: 40*40mm-350*350mm Rectangular Size: 20*50mm-200*400mm Wall Thickness: 1.6-12mm
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Understanding ERW Pipe: The Backbone of Modern Infrastructure
Explore the significance of ERW pipe in construction and manufacturing, its benefits, and applications.
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Understanding the Workings of Electric Resistance Welded Pipe: A Deep Dive
Explore the intricate workings of Electric Resistance Welded Pipe and understand its applications in various industries.
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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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