We are searching CARBON STEEL PIPE buyers, If your pipe use for liquid transport or piling pipe,spiral welded pipe will be best choice,with cheapest price and fastest delivery. We,Shinestar Steel Group are in a position to manufacture and export S355JR spiral piling steel tube tube: ASTM A252 spiral tube SSAW welded steel tube Standard: ASTM A252,API 5L Steel Grade: Gr1,Gr2,Gr3,GRADE B TO X70, ...