... ,ASTM,EN,AISI seamless stee 201/202/304/430/409 Detailed Product Description1.Material:stainless steel 2.Standards:ASTM,JIS,DIN,GB,SUS ... /316LTP321 904L TP310/S,S31803,S32750,600,601,690 Commodity: Stainless Steel Seamless Pipe1.Outer diameter:6mm-830mm.2Wall thickness:0.5mm ... , oil and nature gas refinery, heat exchanger, decoration, food dariy stainless steel pipe(304) For Concret,Buildings