Stainless steel pipe and tube(square) 1)ASTM/ASME,GB,DIN,JIS,T14975 ... 830mm 3)Thickness:0.5-40mm 4)5t Stainless steel pipe and tube(square)1)ASTM/ASME,GB,DIN,JIS,T14975 ... foreign trade of chinese steel industry,our company has been conducting extensive exchanges and friendly cooperations with domestic and overseas companies ... product pls do not histake to contact us. Stainless steel pipe and tube(square)