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    High class pound flexible wedge single disc gate valve

    Standard: ASME B16.34 or GB12224

    Main part material: carbon steel, alloy steel, stainless steel

    Specification: nominal diameter: 2"-16"

                             nominal pressure: 900lb-2500lb

    Temperature range: carbon steel: ≤425℃ alloy steel: ≤595℃ stainless steel: ≤540℃


    1. It is widely in high temperature, high pressure working system;

    2. Inner cavity is adopted with metal sealing ring  or pressure-self-tightening seal form;

    3. Inner cavity is sealed with stainless metal sealing ring;

    4. To avoid "Boiler effect" in the inner cavity, if customer allows, a bypass-valve can be installed on the valve, protecting seal in the inner cavity and preventing the seal surface from hurt caused by high torque when opening the valve;

    5. The valve seat is welded to the body and the sealing surface is over-lay welded with hard alloy or Cr13 alloy;

    6. Mode of operation: hand wheel, gear transmission, electric.



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