Check valves

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Check valves | How to choose the right check valve
The check valve allows fluid to flow in one direction only, blocking its passage in the opposite direction. Fluid backflow can damage circuits, especially hydraulic circuits. These valves can also prevent liquid or steam leaks if there are faults in the pipe structure. They are also installed in sewage pipes to prevent backflow and the passage of bad smells. Check valves can be found in hydraulic pumps and motors, ventilation systems, pump pipes, hydraulic and pneumatic...
ball check valve
ball check valve

membrane check valve
membrane check valve
106 / 206-PR-C

DN: 0.5 in - 40 in
Pressure: 0.4 bar - 20.7 bar

... 106 / 206-PR-C is used for pressure reducing and check valve which has 10 models. It has an excellent constant flow with drip-tight closing on the return flow and an isolation valve which is standard ...

shuttle check valve
shuttle check valve
VARIVENT® Y series

DN: 25 mm - 150 mm
Pressure: 5 bar

... provided leakage outlet of the valve without intermixing with the product being in the second pipe. For shut-off between the central and the lower valve housing, only one seal is used. The VARIVENT® Mixproof Shuttle ...

swing check valve
swing check valve

DN: 25 mm - 1,500 mm

... found in pipelines containing control valves and lines with varying media flows. Check Valve Compare the Bray/Rite to typical full-sized swing check valves. Due in ...

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Bray International
ball check valve
ball check valve
CNT/DT series

DN: 0.375 in - 1.25 in
Pressure: 210 bar

... The CNT and DT Series, manufactured by HOF hydraulic, are check valves that feature an optional cracking pressure. These valves allocate a liquid or gas to run through it in only one path. Furthermore, ...

dual plate check valve
dual plate check valve
DR series

Pressure: 10, 16 bar

... DESIGN Dual plate check valves to be mounted between tow flanges according to EN 1092-1 Type 11 form B - PN10/PN16. FACE TO FACE EN 558-1 row 16 PRESSURE RANGE DN50 - DN250: max. 16 bar DN300 - DN500: max. 10 bar Flanges ...

swing check valve
swing check valve
HO0 series

DN: 0.5 in - 2 in
Pressure: 16 bar - 25 bar

... Supply Ability: 50000pcs/month Certificate: ISO9001 Port: Ningbo,Shanghai Product Description Brass solder swing check valve Surface: Nature color. Size: 1/2''-2'' Material: C37700, MS58(CuZn40Pb2), CuZn39Pb3, ...

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Ningbo Yinzhou Plumbing Hardware Co., Ltd.
disc check valve
disc check valve

Pressure: 50 psi

... RegO® Double- Check Filler Valves incorporate a resilient upper check valve, normally designated as a filler valve, and a lower check valve, commonly ...

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Rego Europe
shuttle check valve
shuttle check valve
ST series

Temperature: -5 °C - 60 °C

... Shuttle Valve Quality, we only produce top-level quality products, we promise that all of our product's raw material are first class, and good quality system controls, so our goods' quality is very good.... Products Description: ST ...

gas check valve
gas check valve

... Such safety valve is particularly used on combined gas torches where a flame return might be possible. This specific model has to be placed on the gas flexible hose at about 1,5 mt from the torch handle in order to avoid the flame to ...

ball check valve
ball check valve

Pressure: 160 bar - 400 bar
Temperature: 200 °C

... high pressure non return valve, both sides female thread, opening pressure 0,5 bar - 1,0 bar, material: 1.4571 ...

ball check valve
ball check valve
ECV

DN: 50 mm - 600 mm
Pressure: 16 bar

... Eurocheck valve ECV Construction - Non-return valve Body type - Wafer type End connection - ISO, PN 6 / PN 10 / PN 16 ASME, CL 150 Design pressure - 16 bar / 232 psi Nominal diameter - DN 50 / NPS 2 up ...

gas check valve
gas check valve

DN: 12 mm
Pressure: 0 bar - 30 bar
Temperature: -20 °C - 60 °C

... Maximum operating pressure (bar) : 30 Gas compatibility : Non corrosive gas + O2 ...

cryogenic check valve
cryogenic check valve
05411

DN: 10, 20, 32, 40, 50 mm
Pressure: 50 bar
Temperature: -196 °C - 120 °C

... The Type 05411 of cryogenic check valves from Herose has spring and bronze body and cap. The device is cleaned and degreased for oxygen service. It is also equipped with a male thread utilized for union connection. Its ...

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HEROSE
swing check valve
swing check valve
2100

Pressure: 250 psi

... Security Check Valve is the solution to securing all makes and models of fire hydrants in your system against. The check valve is equipped with MJ x Solid Gland ends. It connects easily ...

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American Flow Control
disc check valve
disc check valve
TOP-FLO® 3A

Pressure: 150 psi
Temperature: 30 °F - 225 °F

... Top Line announces "NEW" Sanitary Check Valve Top Line announces "NEW" Sanitary Check Valve This finely crafted 316L stainless steel 3A concentric check ...

cartridge check valve
cartridge check valve

Pressure: 300 bar

... Check Valves For a wide selection of direct- and pilot-operated check valves, engineers look to Eaton for a variety of cartridge and in-line hydraulic products. Eaton covers everything ...

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Integrated Hydraulics
poppet check valve
poppet check valve

Pressure: 414 bar
Temperature: -184 °C - 232 °C

... These inline valves allow free flow in only one direction, prevent backflow, and meet the industry's need for higher operating pressures. They also are used for relief and by-pass functions; however, they should not be used as safety ...

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KEPNER
ball check valve
ball check valve
ARV2

DN: 15 mm - 200 mm
Pressure: 0.1 bar

... stress and corrosion. For those applications requiring a higher flow capacity, Atomac check valve type ARV/SG should be considered. Universal Application The Atomac check valve can be ...

swing check valve
swing check valve

DN: 0.25 in - 2 in

... forged steel check valves are adapted to special service conditions at cryogenic temperatures. ADDITIONAL DESIGN FEATURES: ● Extended bonnets with sufficient gas column length, usually specified by customer, are supplied ...

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VELAN
disc check valve
disc check valve

Pressure: 450 psi

... air compressor in-tank check valves. One-piece brass bodies, stainless steel springs, and glass-filled fluoropolymer poppets all add up to long term reliability, while the eight discharge holes insure quiet operation. ...

ball check valve
ball check valve

DN: 20 mm - 150 mm

... quick-installment check valve Operating Principle Technical Parameter Installing Dimension Documents Downloads 1.Product Desciption: Specs: DN20-150,1″-6″ Standard:DIN、SMS、ISO Material:SUS304、SUS316L Application:beer ...

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 ...

disc check valve
disc check valve
05

DN: 50 mm - 250 mm
Pressure: 16, 10 bar
Temperature: -10 °C - 150 °C

... The valves in Series 05 are check valves with cast iron bodies, that are manufactured in accordance with the most severe product norms, and in conformity with the quality requirements of EN ISO 9001. They ...

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Brandoni
piston check valve
piston check valve
VFU

Pressure: 2 bar - 8 bar
Temperature: -20 °C - 200 °C

... Non-return valves series Areas of application : compressed air Technical features : - working pressure : 2 ÷ 8 bar - opening pressure : 0.5 bar - working temperature : -15°C ÷ 200°C Materials : - body in nickel plated brass - ...

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SENGA
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