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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.
Main Applications
- Water supply systems
Technical Data
- Nominal pressurePN 10, PN 16, PN 25, PN 40, PN 63
- Max. nominal sizeDN 600
- Max. allowed fluid temperature90 °C
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
- FunctionPrevent backflow
- Connection typeFlange
- Casing materialEN-GJL-250, EN-GJS-400-15
- Nominal pressurePN 10, PN 16, PN 25, PN 40, PN 63
- Max. nominal sizeDN 600
- Min. nominal sizeDN 40
- Max. allowed fluid temperature90 °C
- Min. allowed fluid temperature-10 °C
