The company built two world-wide advanced HFW pipe production lines. It can produce longitudinal seam welded pipe of Ф60-Ф426mm, the max thickness is 12.7mm, the highest grade is X70, and the max annual output is 300,000 t. The product is mainly applied to the pipe work of petroleum, natural gas, gas, water and petroleum drilling casing, at the mean time it also been wildly used on steel structure.

 

 

 

                               Executive Standard of the Steel Pipe