... thickness:13.7-2000mm 3surface:NO.1,2B Name:stainless steel pipeGrade : AISI, ASTM, GB, DIN,EN,JIS.Standard:ASTM A312 ... A358,ASTM A249,ASTM A269,ASTM A270,ect.Application: general pipe, industrial pipe, fluid pipe,heater,condenser, food tube,ect.Thickness:13.7-2000mmOuter ...