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Sanitary welded check valve

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  • Sanitary welded check valve
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    Sanitary welded check valve

    Product model: WH81F/HNominal diameter: DN25~100mm
    Nominal pressure: PN0.6~1.0MPa
    Applicable temperature: ≤ 85 ℃
    Applicable media: beer, dairy, beverages, pharmaceuticals, etc
    Main materials: SUS304, SUS316L stainless steel, etc
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    • Product Details
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    Product Overview

    The function of sanitary grade welded check valves is to only allow medium to flow in one direction and prevent flow in the opposite direction. Usually, this type of valve operates automatically, and under the pressure of fluid flowing in one direction, the valve disc opens; When the fluid flows in the opposite direction, the valve seat is cut off by the fluid pressure and the self closing of the valve disc, which acts on the valve seat.

    working principle
    When the pressure below the valve stem exceeds the pressure above the valve stem and the spring force, the check valve opens. When the pressure on the valve stem is balanced, the valve will close. A higher reverse pressure will act on the valve stem to close it. Used in stainless steel pipeline systems to prevent fluid backflow.


    图片2.jpg


    Main overall connection dimensions

    Clamp type check valve/3A

    Size

    B2

    D

    A

    1/2"

    87.0

    25.4

    102.0

    3/4"

    87.0

    25.4

    102.0

    1"

    87.0

    50.5

    102.0

    1 1/2"

    87.0

    50.5

    102.0

    2"

    100.0

    54

    113.4

    2 1/2"

    115.0

    77.5

    122.0

    3"

    128.0

    91.0

    142.0

    4"

    164.0

    119.0

    182.0



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    • Home

    • About us

      • Company profile

      • Enterprise honor

      • Workshop environment

    • Products

      • Large diameter valve series

      • Ball valve series

      • Butterfly valve series

      • Gate valve series

      • Globe valve series

      • Check valve series

      • Forged steel valve series

      • More...

    • Application

      • New Energy Industry

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    Key words :
    • Large diameter valve series,
    • Ball valve series,
    • Butterfly valve series,
    • Gate valve series,
    • Globe valve series,
    • Check valve series,
    • Forged steel valve series,
    • Pneumatic valve series,
    • Electric valve series,
    • Control valve series,
    • Discharging valve series,
    • Pressure reducing valve series,
    • Steam trap series,
    • Plunger valve series,
    • Plug valve series,
    • Gas valve series,
    • Fluorine valve series,
    • Rubber-lined valve series,
    • Power station valve series,
    • Metallurgical valve series,
    • Bellows valve series,
    • Ceramic valve series,
    • Oxygen valve series,
    • Ammonia special valve series,
    • Oilfield valve series,
    • Filter series,
    • Breathing valve flame arrester series,
    • Special material valve series,
    • Sanitary valve series,
    • Needle instrument valve series,
    • Water conservancy control valve series,
    • Copper valve series,
    • Solenoid valve series,
    • Other valves,
    • Large diameter valve series,
    • Ball valve series,
    • Butterfly valve series,
    • Gate valve series,
    • Globe valve series,
    • Check valve series,
    • Forged steel valve series,
    • Pneumatic valve series,
    • Electric valve series,
    • Control valve series,
    • Discharging valve series,
    • Pressure reducing valve series,
    • Steam trap series,
    • Plunger valve series,
    • Plug valve series,
    • Gas valve series,
    • Fluorine valve series,
    • Rubber-lined valve series,
    • Power station valve series,
    • Metallurgical valve series,
    • Bellows valve series,
    • Ceramic valve series,
    • Oxygen valve series,
    • Ammonia special valve series,
    • Oilfield valve series,
    • Filter series,
    • Breathing valve flame arrester series,
    • Special material valve series,
    • Sanitary valve series,
    • Needle instrument valve series,
    • Water conservancy control valve series,
    • Copper valve series,
    • Solenoid valve series,
    • Other valves,
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