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                • ?? ??wuyue2008@126.com
                • ?? ???http://www.china-safety-valve.com
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                A21F??A21H-C????????????????????200????????????????????????????豸???·???A21W-P??R????????????200???и???????????????豸???·???????????????á?KA21Y????????????100??????????????
                A21F-16C  A21H-16C  A21H-40  A21H-64  A21Y-100  A21H-160  A21W-16P  A21W-40P  A21F-40P  A21W-64P  A21W-100P  A21W-160P  KA21Y-16C  KA21Y-16P  A21Y-16R  A21Y-40R  A21Y-64R  A21Y-100R  A21Y-160R
                ??????????? Explanation of materials for main parts
                NO.???????A21H-C/A21F  KA21Y-C MaterialsA21W-P/A21F-P  KA21Y-P MaterialsA21Y-R    Materials
                1    ????20 1Cr18Ni9Ti1Cr18Ni12Mo2Ti
                2  ???????35 2Cr131Cr18Ni9Ti
                3   ????35 1Cr18Ni9Ti1Cr18Ni12Mo2Ti
                4   ????2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
                5   ????2Cr13/2Cr13+PTFE1Cr18Ni9Ti/1Cr18nI9Ti+PTFE1Cr18Ni12Mo2Ti
                6   ??????2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
                7   ????50CrVA50CrVA Coated Teflon50CrVA Coated Teflon
                8  ???????Q235-A2Cr131Cr18Ni9Ti
                9  ????????2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
                10  ???????Q235-A2Cr131Cr18Ni12Mo2Ti
                ?? ????????"Y" Co Depositing stellite, "H" D507 Depositing D507, "W" body
                ???γ????????? Dimensions (mm)
                Type(DN)
                Nominal diameter
                dodDoMd1D1LL1H
                KA21Y-16C A21H-16C A21H-40
                A21W-16P A21W-40P KA21Y-16P
                15 12 15 20 M27    1.5G1/2"30 35 76 66
                20 16 20 25 M33    1.5G3/4"34 40 87 68
                25 18 25 31 M39    1.5G1"40 50 100 105
                A21Y-64
                A21Y-64P A21Y-100
                A21Y-100P
                15 10 15 25 M39    1.5G1"44 50 100 66
                20 10 20 31 M39    1.5G1"44 50 100 68
                25 12 25 31 M39    1.5G1"44 50 100 105
                A21W-160
                /160P
                15 8 20 /M24    2G1"44 50 100 261
                20 8 25 /M33    2G1"44 50 100 261
                25 8 28 /M36    2G1"44 50 100 285

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