galvanized steel pipe 1.outer diameter:1/2"-46" 2.wall thickness:0.6-16mm 3.lengh:5-12m 4.package:in bundle or plastic c pre-galvanized steel pipe with ISO and BVDetailed Description outer diameter1/2"-12"wall thickness0.6-16mmlength5-12m or as your reqirementsbrand nameSINO EASTcetificationISO and BVpackageplastic cap,in bundleplace of originTianjin ChinastandardGB,ANSI,ASME,ASTM,JIS,DIN,BS, ...