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 Hydr casing: PN 10, PN 16, PN 25, PN 40, PN 63
Maximum nominal size TSG: DN 600
Max allowed fluid temp TSG: 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

Component function: Prevent backflow
Connection type Inlet: Flange
Mtrl Hydraulic casing: EN-GJL-250,
EN-GJS-400-15
Nominal pressure Hydr casing: PN 10,
PN 16,
PN 25,
PN 40,
PN 63
Maximum nominal size TSG: DN 600
Minimum nominal size TSG: DN 40
Max allowed fluid temp TSG: 90 °C
Min allowed fluid temp TSG: -10 °C

Sectional Drawings

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