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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