Spring check valves

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Spring check valves | How to choose the right check valve
There are different types of check valves, the most common being swing, ball and disc valves. Gate check valves These are the most commonly used non-return valves. They have a spring or counterweight, which is responsible for closing them quickly. They are suitable for vertical and horizontal installations, as well as high flow rates and low pressures. They are used in toilet flushing systems, sewers and water pumping systems. They are affordable....
fall prevention non-return valve
fall prevention non-return valve
ECV series

Pressure: -100,000 Pa - 700,000 Pa
Temperature: 0 °C - 60 °C

... Minimize the pressure drop of other circuit when a workpiece falls down. Fall prevention valve prevents the properly picked up work-piece from falling, even when several vacuum pads are without work-piece, causing vacuum lowering of ...

ball check valve
ball check valve

DN: 3.175 mm - 9.525 mm
Pressure: 0.6 bar - 135 bar
Temperature: -50 °C - 200 °C

... b>
Internal check valve, soft-seal check valve, high-pressure check valve, wellhead check valve, oil and gas check ...

spring check valve
spring check valve

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

... Di Nicola manufactures non return valve type swing check , Venturi , double swing , Clasar type , ball type , butterfly type in ductile iron and high nickel content alloys for extreme corrosion from over ...

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 ...

anti-siphon check valve
anti-siphon check valve
55B SS

DN: 0.02, 1 dm
Pressure: 1.5 bar
Temperature: -20 °C - 60 °C

... The angle check anti-siphon valve is an essential safety accessory designed to prevent the siphoning of liquids from an aboveground tank. Constructed from stainless steel, this valve ensures longevity ...

ball check valve
ball check valve
DV360

DN: 10 mm - 100 mm
Pressure: 0.2 bar

... • With spring or without spring • PVC, PVC-C, PP and PVDF materials • EPDM gaskets, FPM • Gluing, solder socket, threaded connections, DIN or ANSI flanges Advantage • Absolutely hermetic at low working pressures • ...

compressed air check valve
compressed air check valve
ipso 048

DN: 6, 12, 10, 8, 4 mm
Pressure: 2 bar - 10 bar
Temperature: -10 °C - 70 °C

... unidirectional connection, non-return valves, slide valve, quick exhaust valve Flow regulators 041, 042, 043 Unidirectional flow regulator (block shaped) Valves in general Valves ...

air check valve
air check valve
ipso 049

DN: 8, 6, 10, 12, 4 mm
Pressure: 2 bar - 10 bar
Temperature: -10 °C - 70 °C

... unidirectional connection, non-return valves, slide valve, quick exhaust valve Flow regulators 041, 042, 043 Unidirectional flow regulator (block shaped) Valves in general Valves ...

swing check valve
swing check valve
Valvola Clapet

... Closing clapet valve for industrial system of centralized suction. The air pipe coupling is possibile trough a standard union (both not included). The valve body present on the bottom an internal thread G2" that allows ...

ball check valve
ball check valve
LCV34

DN: 13 mm
Pressure: 40 bar
Temperature: 450 °C

... purging plug a check valve could be installed in the supply piping. The check valve maintains the immediate pressure at the plug in case the supply line discharges. The check ...

stainless steel check valve
stainless steel check valve

Pressure: 3 bar - 230 bar
Temperature: -30 °C - 80 °C
Flow rate: 14, 380 l/min

... The valve is made of high-quality stainless steel and has a metallic seal. Available in different thread designs. ...

ball non-return valve
ball non-return valve
ISIV03 series

Pressure: 4.2 bar - 350 bar
Temperature: -40 °C - 220 °C
Flow rate: 1 l/min - 90 l/min

... Soft sealed non return valve as screw-in valve G1/8 from stainless steel ...

soft-seat non-return valve
soft-seat non-return valve
INRV series

Pressure: 0.2 bar - 230 bar
Temperature: -40 °C - 230 °C

... Soft-seated non-return valve with low opening pressure and large nominal size. ...

high-pressure check valve
high-pressure check valve
HPCV series

Pressure: 0 psi - 10,000 psi

... Series HPCV is a High Pressure, One-Piece Body, Zero Leak, Check Valve for High Pressure and Severe Service applications. The unique design features a fully retained encapsulated O-ring seal with metal to metal backup ...

threaded check valve
threaded check valve
RP 319

Pressure: 0 bar - 50 bar
Temperature: -30 °C - 200 °C

... guidance only, contact Seetru for help in sizing to your specifications. Product Description: 10mm Nominal Bore Inline Safety Relief Valve for Refrigerants ...

piston check valve
piston check valve
UC series

Pressure: 0 bar - 670 bar

... 10,000psi(670bar) The Alco Valves Non Return Valve is designed for higher flow and low pressure drop across the valve - having a larger through bore than most other manufacturers equivalent ...

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Alco
water check valve
water check valve
CV5203-C

DN: 0.5 in - 4 in
Pressure: 145 psi
Temperature: -20 °C - 100 °C

... Clamp, Spring Return Dimensions to ISO2852, DIN32676 ...

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Taloar
spring check valve
spring check valve
VRA series

DN: 10 mm - 50 mm
Pressure: 40 bar
Temperature: 0 °C - 150 °C

... Spring check valves VRA are realized in stainless steel AISI 316, with standard seats in PTFE and gas threaded connections. Application These types of valves ...

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AERRE INOX Srl
swing check valve
swing check valve
ICV

DN: 2 in - 12 in
Pressure: 13.8 bar

... 2 to 12 in. (50 to 300mm) Description: Series ICV-125-2-2-T Cast Iron Wafer Check Valves are used in commercial and industrial HVAC applications to prevent water hammer and reverse fluid flow in water lines. They feature ...

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Watts Water Technologies
pilote-operated check valve
pilote-operated check valve
C2.9511 series

DN: 0.25 in - 0.5 in
Pressure: 500 bar
Flow rate: 15, 55 l/min

... without/with pre-release version with pipe thread, max. operating pressure 500 bar Pilot-operated check valves are spring-loaded poppet valves with free flow from B to A and blocked ...

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Römheld GmbH Friedrichshütte
disc check valve
disc check valve
335

DN: 15 mm - 250 mm
Pressure: 23.8 bar - 40 bar
Temperature: -10 °C - 400 °C

... Check valves, Check valves streamlined flow type, Check valves streamlined flow type on carbon steel PN 40 - ANSI 150 (1.0619) Streamlined flow check ...

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Mival
membrane check valve
membrane check valve
S4

DN: 10 mm - 50 mm
Pressure: 0 bar - 16 bar
Temperature: 0 °C - 80 °C

... Spring material AISI 316 (V4A) or PTFE coated Reduces noise and vibrations during in line turbulence Seal materials - EPDM, FPM Connections - flange, PE fusion socket, PE fusion spigot, solvent socket, solvent spigot, threaded ...

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Praher Plastics Austria GmbH
disc check valve
disc check valve
T-480 series

DN: 0.5 in - 2 in
Pressure: 17.2, 8.6 bar
Temperature: 0 °C - 178 °C

... NIBCO® bronze Ring Check® valve is uniquely designed with an in-line, spring assisted self-closing disc. The lift check valve prevents backflow by automatically closing ...

lift check valve
lift check valve
5540 series

DN: 15 mm - 50 mm

... Spring loaded, globe style lift check valve ASME Class 800 may be installed in horizontal and vertical piping applications. 5540 series lift check valves are designed ...

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Pentair Valves & Controls
disc check valve
disc check valve
EDRV

DN: 80 mm - 600 mm
Pressure: 10 bar - 40 bar

... universally usable and particularly effective non-return valves for raw and potable water as well as cleaned sewage. Minimum pressure loss through optimised flow cross-sections Flow-optimised valve disc and valve ...

dual plate check valve
dual plate check valve
910WB

DN: 2 in - 24 in
Pressure: 200 psi

... InternationalTM Model 910WB-LF Cast Iron Wafer Check Valve provides full flow capabilities. The Model 910WB-LF Wafer Check Valve can be reliably installed in plumbing and heating systems ...

spring check valve
spring check valve
UP-S.67.SF1

DN: 10 mm - 100 mm
Pressure: 10, 16 bar
Temperature: 10 °C - 63 °C

... • May be used either vertically and horizontally. • 100% factory tested. • Easy installation and maintenance. • Available in PVC-U and Corzan® CPVC. • Resistance to many inorganic chemicals. • Excellent flow characteristics. ...

piston check valve
piston check valve
CIT series

DN: 0.25, 0.375, 0.75, 1.25 in
Pressure: 6, 50, 70 psi
Flow rate: 16, 30, 85, 230 l/min

... In Line Check Valves – These valves allow for free flow in one direction based on a cracking pressure and no flow. In Line Check Valves. For other products visit Products ...

ball non-return valve
ball non-return valve
EA221B

DN: 15 mm - 250 mm
Pressure: 10 bar
Temperature: -10 °C - 100 °C

... housing, water distributions, protection of drinking water networks PRESSURE PFA/PS in bar θ 80° 2 drilled bosses 1/4” with POM (polyacetal) plugs GUIDING + CLOSING SYSTEM : POM or PPO (Polyphenylene oxyd) or PA SEAL : NBR or EPDM ...

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SOCLA
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