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SHANGHAI HUIXUAN VALVE

Mobile:+86-17717520739
Wechat:17717520739
Email:info@shxvalve.com

Address: NO.720, Suide Road, Jiading District,Shanghai, China.
 

High temperature steam pressure control valve

Model:

  • Port size:DN15~500, NPS 1/2〞~ 20〞
  • Pressure:PN2.5~32Mpa(ANSI 150~2500LB)
  • Medium:Steam
  • Temperature :100~450℃
  • Body material:WCB WC6 WC9 F11 F22
  • Description:
  • High temperature steam pressure control valve Feature

    High temperature steam pressure control valve is for pressure control system,High temperature steam pressure control valve adopts the top guide structure, compact structure, S streamlined fluid path, large flow, small pressure differential loss, wide adjustable range and accurate flow control.Large guide area in High temperature steam pressure control valve spool guiding part, characterized with excellent anti-vibration performance.The intelligent control module of High temperature steam pressure control valve is built into the electric actuator,without external positioner
  • High temperature steam pressure control valve Specification

    High temperature steam pressure control valve Body type: straight through casting globe type
    Spool type: non-balanced single seat plug type
    Nominal size: DN20~200,、 NPS 3/4〞~ 8〞
    Nominal pressure: PN16 ~ 100、 CLASS 150LB ~ 600LB
    Connection: flange: FF、RF、MF、RTJ
    Welding: SW、BW
    Flange dimension: According to to IEC 60534
    High temperature steam pressure control valve Bonnet type: Ⅰ:standard type(-20℃~230℃)
    Ⅱ:Radiator type: (-45℃~ high than 230℃ occasion)
    Ⅲ:Low temperature extended type(-196℃~ -45℃)
    Ⅳ:Bellow seal type
    Ⅴ:Warm insulation Jacket type
    Packing: V type PFTE packing, flex. graphite packing, etc.
    Gasket: Metal graphite packing
    Actuator: Electric: 3810L series smart actuator, PSL series actuator.
  • High temperature steam pressure control valve material

    Component name Control Valve Material
    Body/Bonnet WCB/WCC/WC6/WC9/CF8/CF8M/CF3M
    Valve spool/Seat 304/316/316L(overlaying stellite alloy)
    Packing Normal:-196~150℃ is PTFE,RTFE,>230℃ is flexible graphite
    Bellows 304/316/316L
    Gasket Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket
    Control valve stem 2Cr13/17-4PH/304/316/316L
  • High temperature steam pressure control valve Performance

    High temperature steam pressure control valve  Flow Characteristic Linear, percentage, quick open
    Allowable range 50: 1 (CV<6.3 30: 1)
    Rated Cv value Percentage CV1.6~630 ,linear CV1.8~690
    High temperature steam pressure control valve  Allowable leakage Metal seal:  IV grade(0.01% rated capacity)
    Soft seal:  VI grade(foam grade)
    Leakage standard:  GB/T 4213
    High temperature steam pressure control valve Performance
    Intrinsic error (%) ±1.0
    Return difference(%) ≤1.0
    Dead zone(%) ≤1.0
    Difference from beginning to end point(%) ±2.5
    Rated travel difference(%) ≤2.5

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