Hydraulic Butterfly Valve
  • Design standard: in compliance with UNI EN ISO 9001 Quality Management System.
  • Size:DN200~ DN4000
  • Pressure: PN6 / PN10 / PN16 / PN25 / PN40
  • Medium: fresh water, sea water, sand water, oil etc.
  • Body Structure: three eccentric metal sealing or double eccentric rubber sealing
  • Materials:
    • Body: Carbon Steel /Grey Cast Iron/Ductile Iron
    • Disc: Carbon Steel /Grey Cast Iron/Ductile Iron
    • Seat: EPDM / SS

Patent：
ZL 200420079135.3
ZL 200420079261.9
ZL 200920199523.8
ZL 201120119659.0
ZL 200920199521.9

 

HD74 Series Hydraulic Dashpot Counterweight Butterfly Valves are frequently used in power plants and dams. It can be controlled by PLC.

 

  • Penstock Protection: the valve takes safety and maintenance role for the penstock. Usually in large diameters.
  • Turbine inlet Protection: the valve takes safety and maintenance role for the turbine. Usually the valves features high water pressures.
  • Water Discharge Line: the valve acts as both a safety and maintenance device for the upstream discharge.

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