The company built 4 advanced large diameter SAWH pipe production lines. The diameter of pipe it can produce is from 219 mm to 4000 mm, the max thickness is 25.4 mm, the longest single pipe is 25.4 m, hydrostatic test for single pipe is 18 m, and the highest grade is X100. The max annual output is 250,000 t. The product is mainly applied to petroleum, gas transportation, water supply, sewage work, heat supply network reconstruction etc., and also been widely used in piling, bridge, and steel structure.

 

 

 

 

 

 

Executive Standard of the Steel Pipe