... 80" thickness:SCH10-SCH160 Material:carbon steel API 5L X52 pipeline steel bend--BGSize -- Seamless:from 1/ ... JISB2313, BS, GB, ISOMaterial --Carbon steel --ASTM A234WPB,,A234WPC,A420WPL6. 20#,Q235, ... API 5L GRB, X60, X65, X42,X52, ASTM A860 WPHY 70, WPHY 65, WPHY 60, WPHY 52,WPHY 46,WPHY 42, etc .Stainless Steel ... ,321. 1Cr18Ni9Ti, 00Cr19Ni10,00Cr17Ni14Mo2, etcAlloy Steel --ASTM A234 WP12,WP11,WP22,WP5, ...