PFF Series Gate Valve

Product Overview

  •
    Size range(s)

    Pressure rating

Features and benefits

  • Full bore design eliminates efficiently pressure drop and vortex, eliminates washing by solids in fluid.
  • Mental-to-mental seal is used between bonnet and body, gate and seat, seat and body.
  • The surface of gate and seat is welding overlay with hard alloy, which has feature of corrosion resistance and washing resistance.
  • The balanced stem can balance the stem load, reduce load of stem thread and bearing to decrease operating torque.
  • The bonnet and stem are designed with back seal, which can replace stem sealing under pressure.
  • One side of bonnet is designed with sealant injection valve.
  • Rising stem structure can indicate open and close of valve.
  • Complete with different pneumatic (hydraulic) actuator upon user’s requirements.
  • Working Pressure: 2000PSI～20000PSI
  • Nominal Bore: 1.13/16"～9" (46mm～230mm)
  • Working Medium: oil、natural gas、mud and gas containing H2S、CO2
  • Working Temperature: -46°C～121°C（Class LU）
  • Material Class: AA、BB、CC、DD、EE、FF、HH
  • Specification level: PSL1-4
  • Performance Requirement: PR1-2

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