Automatic check valves

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cartridge check valve
cartridge check valve
CCFM series

DN: 5.47 mm
Pressure: 280 bar

... high-quality metal seat, the valve offers low leakage, repeatable cracking pressures, and long life. Models are available with an integral safety screen for increased protection against contamination and a ceramic ball. ...

disc check valve
disc check valve
AV-1-300

DN: 65 mm - 200 mm
Pressure: 20.7 bar

... public water supplies. The AV-1-300 Alarm Check Valve Trim includes pressure gauges to monitor system pressure conditions, a bypass check valve, a main drain valve, and ...

automatic check valve
automatic check valve
VNR series

DN: 5 mm - 25.4 mm
Pressure: 20 mbar - 25,000 mbar
Temperature: 0 °C - 80 °C

... chemical compatibility and operating temperatures extended. » Version for use with oxygen available Series VNR unidirectional valves are available in the Thread or Integrated Fitting version. Thanks to their construction they operate ...

dual plate check valve
dual plate check valve

DN: 50 mm - 900 mm
Pressure: 16, 10 bar
Temperature: -10 °C - 300 °C

... Double flapWafer check valves for installation between flanges Face to face dimensions according to EN 558 - series 16 and EN 558 - series 50 ...

membrane check valve
membrane check valve
HM-NR

DN: 50 mm - 600 mm
Pressure: 25 bar

... CHECK VALVE The valve closes totally the pipe line when back flow occurs. The valve is complete with an hydraulic control circuit able to regulate operation’s speed during closing, ...

shut-off non-return valve
shut-off non-return valve
646 series

DN: 0.5 in - 1.5 in
Pressure: 0 bar - 16 bar
Temperature: -10 °C - 225 °C

... For automatic shut-off in vertical piping systems. Heavy version without spring. Closes only by means of flowing media or the weight of the sealing element. Due to all-metal design with metal-to-metal sealing for high temperatures, these ...

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Goetze KG
poppet check valve
poppet check valve
5R

DN: 3 mm - 8 mm
Pressure: 0.1 bar - 6 bar
Temperature: -40 °C - 180 °C

... Check valves are used to prevent media from flowing back in systems or to protect equipment against media blow-back. The three types (with spring, without spring and COMPACT) allow for use in many different applications. ...

swing check valve
swing check valve
H44H-150LB-DN150

DN: 15 mm - 1,200 mm
Pressure: 1,000,000 Pa - 42,000,000 Pa
Temperature: 196 °C - 540 °C

... Product Description Swing check valve also known as one-way valve or check valve, its role is to prevent the media flows back in the pipeline. Opening and closing parts ...

fire protection check valve
fire protection check valve
H series

DN: 200, 150, 100, 80 mm
Pressure: 17.5 bar

... HD Alarm Valve acts as a check valve by trapping pressurized water above the clapper and preventing reverse flow from sprinkler piping. It is used to actuate a fire alarm during flow of water from the ...

disc check valve
disc check valve
UNJ

DN: 47.63 mm
Pressure: 0 bar - 20.7 bar
Temperature: 0 °C - 71 °C

... Short Description
UNJ-thread straight-thru check valve in aluminum alloy for aviation fuel and hydrocarbon oil systems. Automatic, spring-loaded disk design with 1.875 in UNJ threads (12 TPI, ...

water check valve
water check valve
WS series

... Clack automatic valves, the best technology of its kind available on the market. The introduction of the first Clack valve to the market at the beginning of this century revolutionized the concept of ...

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