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....
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throttle check valve
throttle check valve
CORM55 series

DN: 5.5 mm
Pressure: 0 bar - 280 bar
Temperature: -40 °C - 149 °C

... Insert style restrictor check valves are comprised of a precision flow orifice in series with a check valve, combined into a single component. Our insert style valves ...

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THE LEE COMPANY
throttle check valve
throttle check valve
COPM55 series

DN: 5.5 mm
Pressure: 0 bar - 280 bar
Temperature: -40 °C - 149 °C

... purchased in a variety of Lohm rates. IMH Press-in Restrictor Check Valves are, functionally, an orifice in series with a check valve, all in one 5.5mm diameter, cartridge-style package. ...

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THE LEE COMPANY
ball check valve
ball check valve
CCPI series

DN: 5.46 mm
Pressure: 0 psi - 2.5 psi

... cartridge-style, non-return valve is designed specifically for installation into soft tubing, plastic housings, and fittings. The valve can be installed in either direction, providing forward or reverse flow capabilities. ...

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THE LEE COMPANY
disc check valve
disc check valve
F series

Pressure: 400 bar
Temperature: -40 °C - 80 °C
Flow rate: 100 l/min - 7,000 l/min

... The check valve and pre-fill valve type F is a spring-loaded disk valve and has zero leakage in the closed state. The valve is attached directly to the ...

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HAWE Hydraulik SE
ball check valve
ball check valve
E series

Pressure: 500, 400, 700 bar
Temperature: -40 °C - 80 °C
Flow rate: 6 l/min - 120 l/min

... The check valve type ER can be plugged in. The spring-loaded ball check valve type ER is very robust and insensitive to soiling. Type ER can be integrated directly ...

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HAWE Hydraulik SE
ball check valve
ball check valve
R series

DN: 1.3 mm - 54.9 mm
Pressure: 420, 500, 700 bar
Temperature: -40 °C - 80 °C

... The check valve type RK and RB can be screwed in. The spring-loaded ball check valve type RK and RB is very robust and insensitive to soiling. The check ...

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HAWE Hydraulik SE
poppet check valve
poppet check valve
Z1S6P05-4X/V

DN: 6 mm
Pressure: 0 bar - 350 bar
Temperature: -20 °C - 80 °C

... Industrial hydraulic valve in a high performance range. Reliable blocking of the oil flow at selected ports. Seat valve Direct actuated Connection diagram - ISO 4401-03-02-0-05 Spool symbol - P2 → ...

swing check valve
swing check valve
FSDFSCWV1

Pressure: 0 psi - 505 psi
Temperature: -58 °F - 185 °F

... The fuel swing check valve is an inline, swing flapper check valve that has many uses; one of which is to prevent reverse fuel flow from the ejector pumps to the engine feed subsystem. The ...

lift check valve
lift check valve

DN: 10 mm - 400 mm
Pressure: 10 bar - 400 bar

... the HOERBIGER plate check valve? The high dynamic valve characteristics of HOERBIGER plate check valves protect reliably from back-flow and thus, increase the availability ...

disc check valve
disc check valve
SDCV series

DN: 50 mm - 350 mm
Pressure: 40 bar

... Split disc check valve Like the DCV, the Spirax Sarco SDCV provides a compactinstallation. The design of the SDCV resolves the size andpressure drop limitations of other check valve ...

membrane check valve
membrane check valve
WW-740Q

DN: 40 mm - 900 mm
Pressure: 0.7 bar
Temperature: 0 °C - 85 °C

... wiring oWide ranges of pressures and voltages oNormally Open or Normally Closed • Check feature ( spring loaded type) oReplaces line sized check valve oFail-safe ...

disc check valve
disc check valve
62B

DN: 25.4 mm - 101.6 mm

... Valves / Check Valves The 62B Air Blow Check Valves are "plug-style," where air pressure pushes the bonded rubber plug away from the seat. FEATURES In the absence ...

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Waukesha Cherry-Burrell
poppet check valve
poppet check valve
CK4 series

DN: 32, 15, 20, 25 mm
Pressure: 34.5 bar
Temperature: -50 °C - 105 °C

... The Type CK4A Check Valves prevent backward flow of fluid in refrigerant suction, hot gas or liquid lines. Parker’s CK4 check valves are designed to be close coupled to a control valve ...

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Parker Refrigerating Specialties Division
ball check valve
ball check valve
CVH201P65V

Pressure: 0 bar - 420 bar
Temperature: -37 °C - 204 °C
Flow rate: 1.6 l/min - 500 l/min

... psi), Parker’s poppet and ball style check valves have a simple and robust design which are used to block flow in one direction, and allow flow in the opposite. Parker’s robust poppet and ball style check ...

disc check valve
disc check valve
VPN

DN: 25 mm - 100 mm

... VPN check valve is used in places at which the reflux of liquids into the pipeline must be prevented. The valve opens through the pressure of the liquid against the spring-loaded valve ...

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APV
cartridge check valve
cartridge check valve
CV04-20

DN: 14.3 mm
Pressure: 241 bar
Temperature: -54 °C - 204 °C

... hydraulic check valve for use as a blocking or load-holding device. Operation The cartridge valve allows flow from port 1 to 2, while normally blocking flow in the opposite direction. The cartridge ...

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HYDRAFORCE
poppet check valve
poppet check valve
LBS

Temperature: -30 °C - 100 °C

... Each excess flow check valve is rated for maximum flow speed. The excess flow check valve is held in the OPEN position by a compression spring. If the spring ...

gas non-return valve
gas non-return valve
ULTRA 10

DN: 0.5 in
Pressure: 0 bar - 16 bar
Temperature: -20 °C - 60 °C

... non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested. Benefits ...

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WITT-Gasetechnik
gas non-return valve
gas non-return valve
ULTRA 20

DN: 0.75, 1, 0.5 in
Pressure: 0 bar - 16 bar
Temperature: -20 °C - 70 °C

... non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested. Benefits ...

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WITT-Gasetechnik
gas non-return valve
gas non-return valve
ULTRA 30

DN: 1.5 in
Pressure: 0 bar - 20 bar
Temperature: -20 °C - 70 °C

... non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested. Benefits ...

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WITT-Gasetechnik
ball check valve
ball check valve
6916-08

Pressure: 700 bar

... Check valve, hydraulically pilot operated max. operating pressure 700 bar. Design: Housing made of steel, surface galvanized. Spring-loaded ball acting as a valve element. The ...

NPT check valve
NPT check valve
CV series

DN: 0.25 in - 2 in
Pressure: 0 bar - 15.9 bar
Temperature: -18 °C - 93 °C

... high-quality Check  Valves are specially manufactured in the U.S.A. by ANVER, for ANVER lifting systems. Versatile, one-way Check Valves work with nearly all of ANVER’s vacuum applications ...

poppet check valve
poppet check valve
TVR9 H2

DN: 4 mm
Pressure: 700 bar - 875 bar
Temperature: -40 °C - 85 °C

... Description
The TVR9 H2 70 MPa check valve from WEH® is a high-performance one-way valve designed for hydrogen applications in road vehicles and hydrogen refuelling stations. It ensures unidirectional ...

swing check valve
swing check valve
FROF/A316

DN: 32 mm - 400 mm
Pressure: 5, 8, 10 bar

... The FR type swing check valve is designed to be directly installed between stubs and flanges according to ISO/DIN or ANSI 150 standards. ...

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FIP - Formatura Iniezione Polimeri
swing check valve
swing check valve
FROV/C4

DN: 32 mm - 400 mm
Pressure: 5, 6, 10 bar

... The FR type swing check valve is designed to be directly installed between stubs and flanges according to ISO/DIN or ANSI 150 standards. ...

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FIP - Formatura Iniezione Polimeri
ball check valve
ball check valve
SSEAC series

DN: 15 mm - 50 mm
Pressure: 16 bar
Temperature: 0 °C - 100 °C

... Easyfit spring check valve with female ends for solvent welding, ASTM series. A316 spring. The SSE Easyfit check valve with spring ...

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FIP - Formatura Iniezione Polimeri
membrane check valve
membrane check valve
VRNR

Pressure: 2 bar - 8 bar
Temperature: -20 °C - 80 °C

... This valve allows the transit of the air only in one way, the valve stops it in the opposite way. They are available with male or female thread, in several dimensions. ...

disc check valve
disc check valve
YCV-1

DN: 0.25 in - 2 in
Pressure: 600 bar

... Body - SUS316 orSUS304 Cap - SUS316 or SUS304 Disc Bonnet - SUS316 or SUS304 Spring - SUP 3 Thrust Washer - SUS316 or SUS304 Boit - SUS304 Disc - Teflon Gasket - Teflon ...

poppet check valve
poppet check valve
MCV series

Pressure: 21 bar
Temperature: 32 °F - 230 °F
Flow rate: 325, 180 l/min

... Check Valve, #10-32 Ports Notes Not intended for pressure relief. Arrow on valve body indicates direction of flow. Additional Information Air Flow 6.5 scfm @ 50 psig; 11.5 scfm @ 100 psig; 280 l/min ...

ball check valve
ball check valve
21OC series

DN: 2.7 mm - 14.3 mm
Pressure: 1,550 bar
Temperature: -20 °C - 200 °C

... The O-Ring check valves are suitable for applications that require non-leakage sealing. It can be operated within the pressure of 1, 500 bar and is used for stopping the directional liquid and gas flow. It functions ...

poppet check valve
poppet check valve

Pressure: 1.5 bar
Temperature: -4 °F - 392 °F

... The Pipe O-ring check valves offer optimized directional flow regulation and bubble shut off specifically for liquids and gasses. Not used as relief devices, these check valves possess ...

disc check valve
disc check valve
F2804404 series

DN: 0.062, 0.125 in
Pressure: 0 psi - 75 psi

... Check valves will prevent flow in one direction and facilitate flow in the opposite direction. Check valves are sometimes called non-return valves. Normally Closed style ...

ball check valve
ball check valve
F28044051S5

DN: 0.125 in
Pressure: 0 psi - 125 psi

... Check valves will prevent flow in one direction and facilitate flow in the opposite direction. Check valves are sometimes called non-return valves. Normally Closed check ...

ball check valve
ball check valve
P361

DN: 7 mm

... Ball valve with magnetic coupling. Leakage tight, minimal leakage rate. Specifications Description Ball valve without a spring Function Precision check valve ...

stainless steel check valve
stainless steel check valve
5475

DN: 6, 12, 10 mm
Pressure: 206 bar
Temperature: -20 °C - 190 °C

... NO RETURN VALVE FOR TWIN FERRULE FITTING - STAINLESS STEEL 316 Inox 316 ...

swing check valve
swing check valve
58713

DN: 8 mm - 100 mm
Pressure: 63 bar
Temperature: 0 °C - 180 °C

... SPRING LOADED 3 PIECES CHECK VALVE - FEMALE / FEMALE BSP OR NPT - STAINLESS STEEL 316 ...

threaded check valve
threaded check valve
62413

DN: 25 mm - 100 mm
Pressure: 10 bar
Temperature: -10 °C - 100 °C

... CHECK VALVE PLAIN END / MALE END - NBR GASKETS - STAINLESS STEEL 316L JOINTS NBR ...

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