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    COMPACT WAFER-SILENT CHECK VALVE

    Compact wafer-silent style checkvalves thru 12 inches shall be rated for 300PSI WOG for installation between ANSI Class150 or Class 300 flanges, have a Ductile Iron body ASTM A-536, ASTM A313,Type 316 Stainless Steel helical or conical spring, a Stainless Steel guide bushing and type304 Stainless Steel guide pins. Valves are to operate silently in either vertical or horizontalpositions, flow up or down.

    Main of Parameters£º
    DN£º50-300mm£¨2-12¡±£©
    Mpa£ºANSI Class 150/300

    NO

    DESCRIPTION

    MATERIAL

    QTY.

    1

    BODY

    CAST IRON

    1

    2

    GASKET

    PTFE

    1

    3

    SEAT

    BRONZE/STN.STL

    1

    4

    CAPSCREW

    STN.STL

    2

    5

    SPRING

    STN.STL

    1

    6

    DISK

    BRONZE/STN.STL

    1

    7

    BUSHING

    BRONZE/STN.STL

    1

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