steel flange Size:DN10-DN4000 Standard:ISO,JIS,DIN,GB WT:Sch5-Sch16XXS Steel FlangeSize:DN10-DN4000Standard:ISO,JIS,DIN,GBWT:Sch5-Sch16XXSNameCarbon steel flangeStandardISO ... ,ANSI,JIS,DIN,GBSizeDN10-DN4000MaterialCarbon steel:20#,Q235,16Mn,ASTM,A234,A105Alloy steel:16MnRApplication rangePetroleum,chemical,power ...