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Double Check Valve Backflow Preventer

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

Cast Steel Double Flanged Dual Plate Check Valve DN250 Wafer 10 Inch 150LB API594 A216 WCB

...Check Valve 10 Inch 150LB API594 Dual Plate Check Valve A216 WCB Carbon Steel Check Valve Retainerless design valves are standard in VERVO dual plate check valves; we also can provide valves with retainer pl...

ZHEJIANG VERVO VALVE CO.,LTD
Zhejiang,China

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DN200 PN16 GGG50 cast iron flanged check valve

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

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

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Design standard DIN GG25 metal seal cast iron check valve

...check valve Introduction 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 the...

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

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150LB WCB ANSI flanged metal seal cast steel check valve

... medium. Specifications 1.Production Size:2"~24".DN40~DN600 2.Pressure:150LB,300LB,600LB metal seal check valve standard: 1.Design Standard:BS 1868 2.Face to Face:ANSI B16.10 3...

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

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020077-1 Flow 87k HyperJet intensifier check valve body waterjet pump parts

...check valve body waterjet pump parts : Waterjet check valve: The check valve has to withstand the pressure of high-pressure water backflow, so the high-quality check valve can work more stably, so the choice...

SHANDONG WAMI CNC TECHNOLOGY CO.LTD
China

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DIN Cast Iron / Steel Lift Double Flanged Ball Check Valve , Non Return Valve

... /DIN Temperature: -10~80 C Body: SUS304 / 316 Seat: CF8 / CF8M High Light: stainless steel ball check valve , flanged ball check valve Lift Check Valve , DIN Cast Iron /...

TOBO STEEL GROUP CHINA
Shanghai,China

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Stainless Steel Swing Check Valve

... in one direction while preventing reverse flow. These valves seal tightly to stop leaks and guarantee that gases or liquids are flowing in the proper direction and prevents major harm to pumps and compresso...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

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ANSI GB Standard Cast Steel Stainless Steel Flanged Lift Check Valve for Water Steam Oil and Nitric Acid

... in one direction while preventing reverse flow. These valves seal tightly to prevent leaks and ensure proper flow direction, protecting pumps and compressors from damage. Also referred to as one-way valves,...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

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Recoil Non Return Check Valve Cast Iron Made With Multi Door Design EN 1074 - 3

Recoil Non Return Check Valve in Multi Door Cast Iron, PN 16 Bar , EN 1074 - 3 Check Valve PRODUCT INTRODUCTION Metal seat Free Acting Check Valve to prevent reverse flow, suitable for water, wastewater and sew...

Zhejiang TongJiang Holdings Company
Zhejiang,China

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ZPY Vacuum Check Valve 06F133781L for VW Audi Porsche

The ZPY Vacuum Check Valve is designed to maintain proper vacuum pressure within your vehicle's system by preventing backflow and ensuring the correct flow of air or fluid. This essential component helps to...

Guangzhou Yuhang Trade Co., Ltd.
China

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35MPa Pressure Hydraulic Double Lock Valve Main Check Valves

... while preventing reverse flow. It consists of a main check valve and a pilot control mechanism. Here's a general overview of how a pilot-operated check valve works: Main Check Valve: The main check valve is...

Changsha Kaienli Hydraulic Technology Co., Ltd.
Hunan,China

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DN50-DN500 Flap Check Valve Steel Brass Cast Iron Swing Check Valve

...one direction. It has a unique structure and working principle that can effectively prevent fluid from flowing back and ensure that the fluid flows in a specific direction. The main components of the flap ch...

Wuxi Weishi Industrial Complete Equipment Co., Ltd.
Jiangsu,China

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40 Degree Incline Blue Swing Flex Check Valve With EPDM Rubber Coated

...Check Valve Ductile Iron Nylon Reinforcement Disc Description: A rubber flapper swing check valve is designed to prevent reverse flow automatically. During system flow conditions, the movement of the fluid...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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Nylon Reinforcement Disc Rubber Flapper Swing Flex Check Valve

...Check Valve Nylon Reinforcement Disc Description: A rubber flapper swing check valve is designed to prevent reverse flow automatically. During system flow conditions, the movement of the fluid forces the dis...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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40 Degree Incline Swing Check Valve With AISI B16.1 Flange

...tem flow conditions, the movement of the fluid forces the disc to the open position allowing 100% un-restricted flow area through the valve. Under reverse flow conditions, the disc automatically returns to t...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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Automatic Rubber Disc Swing Flex Check Valve Sewage System Applicative

...Check Valve Sewage System Applicative Description: Rubber flapper swing check valve is installed to prevent reverse flow automatically. During system flow conditions, the movement of the fluid forces the dis...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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Rubber Disc Swing Flex Check Valve Nylon Reinforcement

...Check Valve Description: A rubber flapper swing check valve is designed to prevent reverse flow automatically. During system flow conditions, the movement of the fluid forces the disc to the open position al...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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Automatic 40 Degree Incline Rubber Flapper Swing Check Valve With AISI B16.1 Flange

...Check Valve With AISI B16.1 Flange Description: The rubber flapper swing check valve is designed to prevent reverse flow automatically. During system flow conditions, the movement of the fluid forces the dis...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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ANSI Standard Forged Check Valve 150LB-1500LB Cast Steel Stainless Steel Swing Type

... and gases to flow in one direction while preventing reverse flow. These valves seal tightly to stop leaks and guarantee that gases or liquids are flowing in the proper direction and prevents major harm to p...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

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Cast Steel Stainless Steel Flanged Lift Check Valve ANSI GB Standard

... in one direction while preventing reverse flow. These valves seal tightly to stop leaks and guarantee that gases or liquids are flowing in the proper direction and prevents major harm to pumps and compresso...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

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