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                ????????? | PV???? | ?????????????????

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                • ???????vp20120102151102328107
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                • ????????  ?????????2012/1/12 23:28:25
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                • ?? ????021-69791788 60536488
                • ?? ?021-69792488
                • ?? ???????????????????????2928??
                • ?? ??wuyue2008@126.com
                • ?? ???http://www.china-safety-valve.com
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                ???????????????????

                A28H????????????????????200??????????????????????????????????????A28Y-P/10R8?????????????200???????????????????????????????

                Series
                A28H-10 A28Y-10P A28Y-10R8 A28Y-25R8 A28Y-40R8 A28H-16 A28Y-16P A28Y-16R8 A28Y-25R8 A28Y-40R8

                ??????????? Explanation of materials for main parts
                NO.Name of partA28H MaterialsA28Y-P MaterialsA28Y-R8       Materials
                1   BodyHT200ZG1Cr18Ni9TiCF8M
                2   Nozzle35 ZG1Cr18Ni9TiCF8M
                3    Adjusting ring2Cr131Cr18Ni9Ti316
                4   Disc2Cr131Cr18Ni9Ti316
                5   Spring50CrVA50CrVA Coated Teflon50CrVA Coated Teflon
                6   Stem2Cr132Cr13316
                7  Adjusting bolt45 2Cr13316
                8    CapZG200-400ZG200-400CF8M
                ??Sealing surface of materialD507
                Depositing D507
                Co
                Depositing stellite
                10  Adjusting nutQ235-A2Cr131Cr18Ni12Mo2Ti
                ?? Sealing surface of material"Y" Co Depositing stellite, "H" D507 Depositing D507, "W" body
                ???????????? Dimensions (mm)
                Nominal diameter
                DN (mm)
                 Dimensions (mm)
                doRcGLL1H
                15 10 1/2"3/4"37 62 189
                20 12 3/4"1"40 65 196
                25 15 1"11/ "
                4  
                45 72 277
                32 20 11/ " 1 55 85 312
                40 25 11/ " 2"67 100 322
                50 32 2"21/ "
                2  
                76 112 348
                65 40 21/ " 3" 110 135 370
                80 50 3"4" 110 145 410

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