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....
poppet check valve
poppet check valve
VD*-W* series

Pressure: 0 bar - 400 bar

... VD*-W* valves are check valves with threaded “BSP” ports for mounting in-line on hydraulic lines. They allow the flow to pass freely in one direction, blocking it in the opposite direction. In rest ...

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Duplomatic Oleodinamica
disc check valve
disc check valve
303 series

DN: 0.375 in - 4 in
Pressure: 8, 10, 16 bar
Temperature: -10 °C - 110 °C

... series brass check valve is of female/female type. An arrow provides indication for respect the flow direction. It has a nylon throttle. The double axial and lateral guidance ensures the throttle is accurately centered ...

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SFERACO
stainless steel check valve
stainless steel check valve
2CLRFE100

DN: 100 mm

The FG Inox sight glass is constructed with the integration of 316 stainless steel materials. Its design also includes a female thread fitting. This assembly measures from DN 15 to 50, and approximates body mass from 900 to 4,000 kg. Each product from ...

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FG INOX
disc check valve
disc check valve

DN: 2 in - 12 in
Pressure: 0 bar - 25 bar
Temperature: 0 °C - 180 °C

... TECHNICAL INFORMATION1. Wafer check valve (double disk)2. Made of stainless steel CF8M3. Disk made of CF8M4. Axle and spring made of AISI 3165. Seat of viton (FKM) vulcanised in groove6. Assembly between ...

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Intertubi
swing non-return valve
swing non-return valve
KZ

DN: 100 mm - 315 mm
Pressure: 0 bar - 100 bar
Temperature: -20 °C - 90 °C

... A circular non-return flap valve with a spring mechanism, against air backflow. Intended Use This type of system element prevents warm air from escaping/migrating or cold air getting inside with the loss of the compression ...

disc check valve
disc check valve
SRT10

DN: 0.5 in - 4 in
Pressure: 0 bar - 10 bar
Temperature: -10 °C - 200 °C

... The ADCAPure SRT10 all stainless steel disc check valve has a compact design and is specially designed for use with clean steam, hot condensate, WFI and other process fluids. These valves are particularly ...

axial check valve
axial check valve
CHV-AX

DN: 2 in - 36 in
Temperature: -54 °C - 350 °C

... and ASME B16.34. Athena manufactures valves from genuine guaranteed raw material with material test certificate, hydraulic test certificates, MiTC 3.1 available with all supply. Also, we can provide valves with third ...

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Athena Engineering S.r.l.
ball check valve
ball check valve
KRMC03A05

Pressure: 320 bar
Flow rate: 60 l/min

... description - Cetop 03 Non-return valve SMC SATURN - Specifications - Check valve with spring - Benefits - Locking function - Technical information - Minimum purity of the ...

sanitary check valve
sanitary check valve
SBO series

DN: 0.75 in - 1.25 in
Pressure: 6 bar
Temperature: 130 °C

... Gravity circulation checks SBO for sanitation and heating SBO gravity circulation checks are installed downstream of circulating pumps in heating and hot water systems, to prevent gravity circulation. They replace ...

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GESTRA AG
dual plate check valve
dual plate check valve
CV10

DN: 50 mm - 400 mm
Pressure: 16, 25, 40, 64, 100 bar
Temperature: -20 °C - 200 °C

... CV10 Series spring double check valve design is manufactured to withstand high operating pressures. The discs are opened 85 ° to provide positive closing. Sealing materials can be changed for different ...

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FLAPCON VALVES AND AUTOMATION SYSTEMS CO LTD
flange check valve
flange check valve

DN: 250 mm

... Design Features:Pump Check Valves are specially designed to protect pumps from water hammer, reverse flow and backspin. DeZURIK can provide custom-designed and engineered PEC or PEF Eccentric Plug Valves ...

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DeZURIK
poppet check valve
poppet check valve
580 series

Temperature: 0 °F - 250 °F

... Series Silent Wafer Check Valve has a spring-loaded poppet that allows the valve to close before flow reversal occurs, resulting in a silent, non-slam closure. It is a truly silent check ...

disc check valve
disc check valve
B6 40

DN: 40 mm - 250 mm
Pressure: 16 bar
Temperature: -10 °C - 80 °C

... minimum differential pressure of 3 mWC CHARACTERISTICS Anticipated closing thanks to the spring action minimize the intensity of the check valve shock. Hydraulically profiled disc to optimize ...

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Belgicast
water check valve
water check valve
IC-CV-1001

Pressure: 2,500 Pa
Temperature: 0 °C - 90 °C

... CHECK VALVES Size: Spring Check Valve [Technical Specification] Material Normal brass ; CW617N ;DZR Working Pressure PN25 or 2.5Mpa Seal ...

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Zhejiang Italy Copper Company
spring check valve
spring check valve
M20 series

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

... Brass spring check valve Novo • - Brass spring check valve, screwed ends • - Used for water • - Green color handwheel • - BS 21 / ISO 228-1-2000 ...

disc check valve
disc check valve
80CE

DN: 25 mm - 100 mm
Pressure: 0 psi - 400 psi
Temperature: 0 °C - 80 °C

... 180°F (80°C) Enviro Check® body is cast from an unleaded alloy. Control Center for Submersible Pump installations with four tappings; one 1/8 " inlet side, two 1/4 " outlet sides, one 1/8 " outlet side with brass plug. This valve ...

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Flomatic
water check valve
water check valve
231 series

DN: 0.375 in - 4 in
Pressure: 25, 16, 10 bar
Temperature: -10 °C - 90 °C

... Stainless Steel spring NBR seal Female/Female : ISO 228-1 ...

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Codital
ball check valve
ball check valve
HY

DN: 0.5 mm - 4 mm
Pressure: 16 bar
Temperature: -20 °C - 120 °C

... 1. Adopting fluorine rubber balls, reliable sealing; 2. Equipped with a check spring, there is no requirement for installation direction (except for HY-1ZG); 3. Rich diameter specifications can meet various diameter ...

swing check valve
swing check valve
CK

DN: 65 mm - 200 mm
Pressure: 10 bar
Temperature: 0 °C - 60 °C

... EFFAST CK wafer check valve is a non-return valve ideal for limited space installations. Thanks to the design of its disc, EFFAST CK valve can offer a greater opening angle. Technical ...

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Effast
piston check valve
piston check valve
zCHE 402

DN: 50 mm - 300 mm
Pressure: 10, 16 bar
Temperature: -10 °C - 80 °C

... Working position: Vertical, horizontal Features •allows instalation in all positions •low head losses •no maintenance ...

ball check valve
ball check valve
16D.I

DN: 0.125, 0.25, 0.375, 0.5 in
Pressure: 0 bar - 0.3 bar
Temperature: -10 °C - 150 °C

... One way valve,double seal version, female-female made of stainless steel Body material: Stainless steel (1) Pressure regulator: Stainless steel (2) Spring: Stainless steel (3) spacer: Stainless steel (4) Sphere: Stainless ...

plastic check valve
plastic check valve

DN: 25 mm - 50 mm

... double union non return valve with spring GRPP or PVDF from 1" to 2'' EPDM or FKM o'ring stainless steel or hastelloy spring PN10 ...

swing check valve
swing check valve

DN: 50 mm - 1,000 mm

... Swing Check Valve Gaer® PN16/PN25 The Gaer® swing check valve is used extensively in water pipes. It is also suited for work with wastewater, dirty water or water with high concentrations ...

disc check valve
disc check valve
C09

DN: 15 mm - 200 mm
Pressure: 10 bar - 40 bar
Temperature: -50 °C - 400 °C

... design of the body is straight sealing – check valve disc with spring – with spring, the valve can be mounted in position both horizontal and vertical – sealing surface ...

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ARAKO spol. s r.o
dual plate check valve
dual plate check valve
H46H/X

DN: 50 mm - 1,200 mm
Pressure: 20 bar - 420 bar
Temperature: -46 °C - 593 °C

... Dual plate check valve Product type Switch valve Product description Dual plate check valve Model H46H/X Size NPS 2”~48”(DN50~DN1200) Operating ...

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