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BOA-RFV Lift check valve

Lift check valve BOA-RFV

Nozzle check valve to DIN/EN with flanged ends, Venturi-type body, max. flow velocity 2.5 m/s. Body made of cast iron, check disc made of brass and cast iron, seat made of stainless steel. Suitable for installation in horizontal or vertical pipes. Rapid closure without surge pressures.
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Main Applications

  • Water supply systems

Technical Data

Nominal pressure
PN 10, PN 16, PN 25, PN 40, PN 63
Max. nominal size
DN 600
Maximum allowable fluid temperature
90 °C

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Benefits

  • Flow cross-sections optimised for low pressure loss
  • Short travel provides rapid closure, minimising pressure surges
  • Highly hydrodynamic technical characteristics with low pressure drop

Technical Data

Function
Prevent backflow
Connection type
Flange
Casing material
EN-GJL-250,
EN-GJS-400-15
Nominal pressure
PN 10,
PN 16,
PN 25,
PN 40,
PN 63
Max. nominal size
DN 600
Min. nominal size
DN 40
Maximum allowable fluid temperature
90 °C
Minimum allowable fluid temperature
-10 °C

Sectional Drawings

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