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Hydraulic control valves

Piston-Type Pressure and Flow Regulating Valve

An axial-piston valve for flow and pressure regulation in water-transfer pipelines, municipal distribution and water-treatment works. The piston varies the annular flow passage.

Piston-Type Pressure and Flow Regulating Valve
Illustration. Appearance varies with size and configuration.
SizesDN200–2400
PressurePN10–100
Valve typeHydraulic control valves
BodyDuctile iron

Specifications

Size rangeDN200–2400
Pressure rangePN10–100
Material alternativesQT450-10 ductile iron or WCB steel body
Stainless steel piston and seat
NBR or EPDM seals

Where it is used

Dimensions and ratings

The dimension sheet for this series is sent with the quotation, matched to the size, pressure rating and connection you need.

Ask for the dimension sheet

For a quotation, send us

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  • Size
  • Pressure rating
  • Medium and temperature
  • Connection standard
  • Quantity

For this valve, also tell us

  • Flow range
  • Upstream/downstream pressures
  • Water conditions
  • Cavitation duty and actuator/control requirements

Good to know

  • Perforated-cage and guide-vane arrangements are alternatives for managing the pressure drop; their selection depends on operating conditions.
  • The protruding perforated sleeve is a regulating/dissipating component, not a pipeline screen strainer.

Specifications are for preliminary selection. Final configuration and ratings are subject to quotation and technical confirmation.