430 welded tube Out diameter:6mm-750mm Wall thickness:0.3-75mm Finish: Polished,Black,Aciding Length: Random or Fixed 430 welded tubeStainless steel ... ,321,409L, 904L, 410, 430,4Cr13.Tianjin development zone Ganghua Co.,Ltd which was established in 2006 had developed rapidly .At present ... ,316LN,317,317L,309,309S,310,310S,430,409specificationRoundSquarerectangle 430 welded tube