1.Product name:Carbon steel flange 2.Size:DN8-DN100 3.Material:Carbon steel 4.standard:ANSI 5.place of origin:TianJin 1.Product ... name:threaded flange2.Size:DN8-DN1003.Material:Carbon steel4 ... ,15CrMo,1Cr5Mo,10CrMo910,13CrMoV44-5 and so onCarbons:A53GrB,A106GrB,10#,20#,45#,16Mn,16MnR,A333Gr6,A105,F11,F22,F9,F5 ...