1.Material:stainless steel 2.Standards:ASTM,JIS,DIN,GB,SUS 3.Grade:TP304/ ... 904L TP310/S,S31803,S32750,600,601,690 Commodity: Stainless Steel Seamless Pipe1.Outer diameter:6mm-830mm.2Wall thickness:0.5mm ... gas refinery, heat exchanger, decoration, food dariy 316# stainless seamless steel tube&Construction,Industry,Buildings