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Piling ASTM A252 R1 R2 R3 SSAW Steel Pipe
Piling EN10219 S275J2 S355J0 Spiral Steel Pipe
CREDIT STEEL INDUSTRIAL has 4 factorys, which located in Tianjin city and Heibei province, boasts its more than 500 staffs; professional technicians more than 100 people; owned 12 advanced production lines, full of inspection equipments and supporting energy saving facilities.
The straight seam welded pipe production process is simple, high production efficiency, low cost, and rapid development.
Welded steel saw spiral pipe adopts double-sided submerged arc spiral welding technology, which is continuous welding of narrow strip (plate) coil.
The mechanical properties of large diameter spiral steel pipe is to ensure the final performance of steel, mainly depends on the chemical composition of the steel and heat treatment system.