structure steel pipe and other special steel pipe
Structure steel pipe and other special steel pipe is a hot-rolled (extruded) and cold drawn (rolled) seamless pipe made of stainless steel for corrosion-resistant pipes and structural parts and parts for chemical, petroleum, textile, medical, food and machinery industries. Mainly used for general structure and mechanical processing, its representative material:GB/T 8162 45#,20#,10#,ASTM A519 4140,4130 and so on.