1.Product: Alloy Steel Pipe P22 2.Size: 1/2"-72" 3.Thicknss : ... : ASTM A234 WPB/WPC 5.Quality: good ProductAlloy Steel Pipe P22 Size1/2"-72"Wall ThicknessSCH5S-SCH160 XS XXS ... ,ASME,JIS,DIN,GB,BS,APIMaterial Carbon steel,Stainless steel,Alloy steelCarbon steel ASTM A234 WPB,WPC;ASTM A420WPL9,WPL3, ... Specialized NAME&HIC Fittings Erw--round,Square,Rectangular Section--steel Pipe--black Colored,Galvanized