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Double Check Valve Backflow Preventer

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

EPDM Rubber ANSI 150LB Ss316 Flanged Duckbill Check Valve Easy To Install

...check valve Features 1. No clogging, good sealing: The design of the duckbill valve effectively prevents clogging, while maintaining good sealing performance to ensure the normal operation of the system. 2. ...

Henan Lianghe Pipeline Equipment Co.,Ltd
Henan,China

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PN25 Pressure Non Slam Check Valve with Ductile Iron Construction and Flange End Connection

... Description: The Non Slam Check Valve is a highly reliable and efficient valve designed to prevent the reverse flow of fluids in piping systems. Available in sizes ranging from 2 to 40 inches, this valve is...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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Iron Casting ANSI End Flange Water Non Return Disc Swing Check Valve

... -196℃~ 60℃. They are used in industries include oil, chemistry, pharmaceutical, fertilizer, and power generation to prevent the backward flux of the media. Swing Check Valve is used to prevent back flow in ...

Sunrise Foundry CO.,LTD
Zhejiang,China

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Wafer Spring Assisted Dual Plate Check Valve Short Length PN16 Pressure Durable

... B16.34 Test & inspection According to ANSI B 16.34. DIN2401. GB/T9124. JB/T74 Application The innovative double-valve structure of the H76 check valve uses two spring-loaded flaps (half-valve) suspended fro...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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Double Disc Ductile Iron Check Valve Dual Plate JIS 10K Easy To Install

Double disc industrial check valve, Dual Plate, Flangea as per PN10/16,ANSI 150LB,JIS 10K 1, PRODUCT DESCRIPTION: The material of DIN standard Bellow Globe valve for PN16 Partes name material Valve body ,Bonnet...

ANHUI SIFA VALVE.CO., LTD.
Anhui,China

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Title Disc Swing Type Check Valve With Hammer Balance / Hydraulic

... to prevent the medium inside the pipe network from going back, and remove automatically the destructive water hammer so as to ensure both pump and pipeline not to get damaged. It consists of body, disc, buf...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

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4 Holes X 4 Inch Swing Gate Check Valve , Oil Swing Type Check Valve

4 Holes X 4 Inch Non Return Valve, Flap Type Of Cast Iron By PN 10 Brief Description Rubber Flapper Swing Check Valve, Oil Control Bottom Buffer is a safety device mounted in the pipeline or pump outlet to prev...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

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Medium Non Return Check Valve Class 150 - 2500 Pressure Range Light Weight

.... Usually the valve is automatic, one direction of the flow of fluid pressure under the action of the disc open; When the fluid flows in the opposite direction, by the pressure of the fluid and the self-......

Foowell Industrial Wenzhou Co., Ltd.
Zhejiang,China

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Dn50 Swing Check Valve Flange Type Steel Metal Seat Cast Iron Body

... requirement 1.Before assembly, check whether the parts are qualified. Parts that affect the service performance cannot be assembled 2.The connecting bolts of valve disc and rocker are tightened with bolt ti...

China • Yuanda Valve Group Co., Ltd.
Hebei,China

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GB Standard Carbon Steel Body Flanged Swing Check Valve Size 80mm

..., chemical, pharmaceutical, chemical fertilizer, power industry and other conditions of the pipeline, the applicable medium for water, oil, steam, acid medium. It is a valve that controls the one-way flow of...

China • Yuanda Valve Group Co., Ltd.
Hebei,China

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Title Disc Swing Type Check Valve With Hammer Balance / Hydraulic

... to prevent the medium inside the pipe network from going back, and remove automatically the destructive water hammer so as to ensure both pump and pipeline not to get damaged. It consists of body, disc, buf...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

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4 Holes X 4 Inch Swing Gate Check Valve , Oil Swing Type Check Valve

4 Holes X 4 Inch Non Return Valve, Flap Type Of Cast Iron By PN 10 Brief Description Rubber Flapper Swing Check Valve, Oil Control Bottom Buffer is a safety device mounted in the pipeline or pump outlet to prev...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

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Medium Non Return Check Valve Class 150 - 2500 Pressure Range Light Weight

.... Usually the valve is automatic, one direction of the flow of fluid pressure under the action of the disc open; When the fluid flows in the opposite direction, by the pressure of the fluid and the self-......

Foowell Industrial Wenzhou Co., Ltd.
Zhejiang,China

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Dn50 Swing Check Valve Flange Type Steel Metal Seat Cast Iron Body

... requirement 1.Before assembly, check whether the parts are qualified. Parts that affect the service performance cannot be assembled 2.The connecting bolts of valve disc and rocker are tightened with bolt ti...

China • Yuanda Valve Group Co., Ltd.
Hebei,China

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GB Standard Carbon Steel Body Flanged Swing Check Valve Size 80mm

..., chemical, pharmaceutical, chemical fertilizer, power industry and other conditions of the pipeline, the applicable medium for water, oil, steam, acid medium. It is a valve that controls the one-way flow of...

China • Yuanda Valve Group Co., Ltd.
Hebei,China

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Hydraulic Water Dual Check Valve for Medium Temperature Vertical Installation ALBZ Body SS Shaft

...check valve, an indispensable component in modern fluid control systems, offers a combination of reliability and performance that is essential for ensuring the smooth operation of pipelines and preventing re...

Veyron Valve (Tianjin) Co.,Ltd
Tianjin,China

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Rubber Lined Disc Industrial Check Valves DIN3202 F6 Swing Check Valve

Double flange industrial swing check valve, Rubber Lined Disc, DIN3202 F6, PN10/16 1, PRODUCT DESCRIPTION: The material of Swing Check Valve,DIN 3202 F6 Rubber Lined Disc:of DIN standard Bellow Globe valve for ...

ANHUI SIFA VALVE.CO., LTD.
Anhui,China

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Blue Grey BS 5163 Ductile Iron Check Valve Swing Type Check Valve

...double flange industrial swing check valve, PN10/16 1, PRODUCT DESCRIPTION: The material of Swing Check Valve, BS5153:of DIN standard Bellow Globe valve for PN16 Partes name material Valve body ,Bonnet Ducti...

ANHUI SIFA VALVE.CO., LTD.
Anhui,China

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PN16 PTFE Seat Ring CF8 Flap Flanged Check Valve

...Check Valve PN16 Specifications - Design Standard: ASME B16.34, API6D - Wall thickness: ASME B16.34. - Face to Face: ASME B16.10, API6D - End Flange: ANSI/ASME B16.5, API605 - Buttwelding Ends: ASME B16.25 -...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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Lift Type Casting Steel ANSI Flanged Check Valve

...: JB/T9092 Application Lift Check Valve prevent back flow in the line, and is self operating, according to increases or decreases in line pressures. The disc raises up off of the seat as pressure below the d...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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