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A500 Axial Flow Anti-surge Valve

    Execution Standards
    IEC 60534
    Nominal Size
    NPS 4"~ NPS 32"
    Nominal Pressure
    Class300~Class900
    Connection
    Flange
    Ambient Temperature
    -73℃~+70℃ (can be customized) 
    Intrinsic Error 
    Upto±1% 
    Hysteresis
    ≤1%
    Dead Band

    ≤1%

    Seat Leakage
    FCI 70-2 Class IV/ V/ VI 

    Flow Characteristic 

    Equal percent, Linear, etc. Stroking Time
    Open <1s (Solenoid)  <2s (Positioner) ,     Close <12s (Positioner)

    Materials
    Body Forged steel LF2,etc 

    Trim  Stainless steel, steel, etc

    PipeChina West-East Gas Pipeline II Lushan Compressor Station 2019

     DN400 Class 900 Compressor Anti-surge Valve 1 Sets

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