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Double Check Valve Backflow Preventer

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Total 1696 products for double check valve backflow preventer Manufacture & Suppliers

Swing Flex Check Valve For Back Flow , Water Flow Valve With Nylon Reinforcement Disc

... flange swing check valve for reliable reverse flow prevention, good for both clean water/sewage applications. It is a 40 degree angle declined seat which can help quick closure and minimize the water ......

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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DN3000 Diameter Pool Check Valve

...valve back flow prevent Non Leakaging Pool Check Valve Long Service Life Anti Corrosion DN50-DN3000 Diameter Rubber Duckbill Valves is a very reliable and cost effective check valve compare to flap check val...

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.
Shandong,China

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Lugged Wafer Check Valve Double Door Cast Steel DN50 to DN1200

...Check Valve Cast Steel Double-door Non-slam Features of Lugged Dual-Plate Check Valves: One Piece Body Design Short Face-to-face Inline Double Plate Spring-loaded Disc for Quick Closure Wafer End Standard, F...

Shanghai Kolink Valve Co., Ltd.
Shanghai,China

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EPDM resilient seal British standard flanged check valve

...check valve Specifications It is a kind of automatic valve,Main function of check valve is to prevent the reverse flow of the medium, prevent the reversal of the pump and drive motor, and the discharge of th...

HEBEI PAWOFUOU VALVE AND PIPE FITTING TECHNOLOGY CO.,LTD.
Hebei,China

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PN1.6-6.4 Pressure Cryogenic Check Valve DN10-100mm

... as low as -196℃ and pressures from PN10 to 40Mpa. The valves are available in a variety of sizes ranging from DN10 to 100mm. It is a check valve used to prevent back flow in Cryogenic pipelines. The cryogen...

SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Sichuan,China

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BW Cryogenic Check Valve DN10-100mm

...Check Valve DN10-100mm Product Description: Cryogenic Check Valve for LNG/LOX/LN2/LAR/LCO2 Cryogenic check valves are designed for cryogenic applications in temperatures as low as -196℃ and pressures from PN...

SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Sichuan,China

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Prevent Water Hammer Quick Close Non Slam Check Valve Low Head Loss

Prevent Water Hammer Quick Close Non Slam Check Valve With Low Head Loss Function Description: NSCV- Non Slam Check Valve is used as protection against reverse flow when power failure in areas where noise pollu...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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Stainless Steel Disc Non Return Check Valve Wafer Spring Assisted EPDM Seat Type

... opens and closes the valve flap by means of the flow of the medium itself, and is used to prevent the back flow of the medium, which is also called a check valve, a check valve, a reverse flow valve, and a ...

Zhejiang TongJiang Holdings Company
Zhejiang,China

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Ball Check Valve Forged Steel Check Valve Carbon Steel A105N 1 1/2" SW Dn40 800lb Lift Type Check Valve Piston Type

...tem. These valves are activated by the flowing material in the pipeline. Forged Steel Ball Check Valve VERVO forged steel Ball disc check valves are offered in lift type, bolted bonnet and welded bonnet desi...

ZHEJIANG VERVO VALVE CO.,LTD
Zhejiang,China

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Water Media 304/316 Stainless Steel Horizontal Swing Check Valve Anti-Backflow Valve

FAQ 1. who are we? We are based in Zhejiang, China, start from 2013,sell to Southeast Asia(50.00%),South America(20.00%),North America(12.50%),South Asia(10.00%),Eastern Asia(2.00%),Eastern Europe(1.00%). There...

Wenzhou Fuchuang Valve Technology Co., Ltd.
Zhejiang,China

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Ductile Iron Anti Water Hammer Check Valve For 80C Temperature

...Check Valve is designed to provide quick closure, which helps prevent water hammer and reverse flow. It features a rubber-coated disc that ensures a tight seal, preventing leakage and reducing maintenance co...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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PCTFE Disc Seal PN1.6-6.4 Pressure Check Valve DN10-250mm

...Check Valve for LNG/LOX/LN2/LAR/LCO2 Cryogenic check valves are designed for cryogenic applications in temperatures as low as -196℃ and pressures from PN10 to 32Mpa. The valves are available in a variety of ...

SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Sichuan,China

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DN10-50 Mm High Pressure Cryogenic Check Valve With SW End Connection

...Check Valve for LNG/LOX/LN2/LAR Cryogenic check valves are designed for cryogenic applications in temperatures as low as -196℃ and pressures from PN10 to 40Mpa. The valves are available in a variety of sizes...

SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Sichuan,China

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DN80 Flange Connection CF8M Lifting Type Check Valve

...single direction. The main purpose of check valves is to prevent the flow in reverse direction which would othervise cause the system or equipment to damage, partially or completely,causing a major setback. ...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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SS316 Steam Lift Type 2 Inch PN16 Flanged Check Valve

...single direction. The main purpose of check valves is to prevent the flow in reverse direction which would othervise cause the system or equipment to damage, partially or completely,causing a major setback. ...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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Non Slam Stainless Steel Lift Type Check Valve DN50 PN16 Flange Connection

...liquids to flow in single direction. The main purpose of check valves is to prevent the flow in reverse direction which would othervise cause the system or equipment to damage, partially or completely,causin...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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Brass Spring Check Valve With Filter Brass Fittings PN16 / 232Psi

...Check Valve With Filter PN16 / 232Psi introduction of Brass Spring Check Valve Brass Spring Check Valve with Filter is made of forged brass, also called non-return valve, designed to control backflow of flui...

Taizhou Cherry Technology Co.,Ltd
China

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Horizonal 2'' Brass Swing Check Valve For Apartment

...Check Valve introduction of Brass Swing Check Valve Brass Swing Check Valve is made of forged brass, also called non-return valve, designed to control backflow of fluid control system, the fluid is directed ...

Taizhou Cherry Technology Co.,Ltd
China

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BS5153 DI Slient Check Valve Flange Ends Dn80

... on the flow of the medium itself to prevent the medium from flowing back. It is also called check valve, one-way valve, silence check valve, reverse flow valve, and back pressure valve.Check valve is a kind...

Anhui Prosper Flow Technology Co., Ltd
Anhui,China

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