Swing check valve ZRS

Swing check valve to DIN/EN with butt weld ends, pressure seal design, internally mounted hinge pin, billet-forged body; seat/disc interface made of wear and corrosion resistant Stellite.

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Main Applications

Fossil-fuelled power stations
Process engineering
Boiler feed applications
Boiler recirculation

Technical Data

Nominal pressure Hydr casing: PN 600, Special
Maximum nominal size TSG: DN 800
Max allowed fluid temp TSG: 650 °C

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Benefits

Robust body made of billet-forged steel.
- Very dense, homogenous and fine-grained microstructure. Extremely robust material able to withstand high stresses.
- Ideal for very high pressures and temperatures.

Technical Data

Component function: Prevent backflow
Connection type Inlet: Butt weld ends
Mtrl Hydraulic casing: P250GH,
13CRMO4-5,
15NICUMONB5,
16MO3,
X10CRMOVNB9-1,
X10CRWMOVNB9-2,
1.7380
Nominal pressure Hydr casing: PN 600,
Special
Maximum nominal size TSG: DN 800
Minimum nominal size TSG: DN 50
Max allowed fluid temp TSG: 650 °C
Min allowed fluid temp TSG: -10 °C