Home > Tools & Hardware > Valve > Valves >

Double Check Valve Backflow Preventer

Fair Trading Service

Report fraud supplier Report IPR Products

Haven't found right suppliers
Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
And this service is free of charge.
we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!

Submit Buying Request

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

API Inside Blowout Preventer Valve 35 ~ 70 MPa Retrievable Drop In Check Valve

...Check Valve, Inside Blowout Preventer Valve, 35~70 MPa Retrievable drop-in check valve is a drill string inside BOP valve. It has a landing sub and connected to the right position of drill string, then put i...

Xi'An Tiptop Machinery Co., Ltd.
China

Active Member

Add to cart
Industrial Safety Tri Clamp Check Valve Preventing Back Flow 3A ASME BPE

...check valves are designed to allow full product flow during processing. Once the product flow stops the ball rolls back to seat at inlet, preventing back flow. Ball Check Valves are commonly used with liquid...

Nyhau Fluid Equipment Co.,Ltd
Jiangsu,China

Active Member

Add to cart
Vertical Type DRVZ Slient Check Valve Cast Steel Stainless Steel

...vertical check valve is in an open state when the inlet pressure is higher than the outlet pressure. Due to the pressure of the medium at the inlet end of the pipeline, the valve disc in the top opening chec...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

Verified Supplier

Add to cart
Brass Horizontal Threaded Check Valve ISO9001 ISO14001 Certified with 18 Months Warranty

... bottom valve of the water pump for suction closure also belongs to the category of check valves. A valve that opens or closes by the flow and force of the medium to prevent reverse flow of the medium is cal...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

Verified Supplier

Add to cart
Flanged Brass Dual Check Valve for Hydraulic Water Pressure Systems

...check valve, an indispensable component in modern fluid systems, presents a robust solution for preventing backflow and ensuring unidirectional flow. This valve is meticulously engineered to operate reliably...

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

Active Member

Add to cart
NBR EPDM Ductile Iron Ball Check Valve DIN ANSI JIS Iron Gate Valve

...Check Valve DIN/BS/ANSI/JIS Standard PN16/PN10 The Check Valve is a valve that maintains fluid-flow constantly in a constant direction. It has a function to prevent backflow. disc is pushed open by the fluid...

MAASU CO., LTD
Anhui,China

Verified Supplier

Add to cart
Swing Type Cast Iron Valves DIN Standard Ductile Iron Check Valves DIN3202-F6

...Check Valve DIN3202-F6 PN16/PN10 The Check Valve is a valve that maintains fluid-flow constantly in a constant direction. It has a function to prevent backflow. disc is pushed open by the fluid pressure, but...

MAASU CO., LTD
Anhui,China

Verified Supplier

Add to cart
Adjustable Stainless Swing Check Valve , Industrial Flanged Check Valve Water Supply

...Check Valve Water Supply , Adjustable Stainless Steel Swing Check Valve Flange swing check valve Overview of swing check valves Swing check valve, also known as one-way valve or check valve, its role is to p...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Active Member

Add to cart
Adjustable Stainless Swing Check Valve , Industrial Flanged Check Valve Water Supply

...Check Valve Water Supply , Adjustable Stainless Steel Swing Check Valve Flange swing check valve Overview of swing check valves Swing check valve, also known as one-way valve or check valve, its role is to p...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
Swing Type Ductile Cast Iron Check Valve BS Standard BS5153

...Check Valve BS5153 PN16/PN10 The Check Valve is a valve that maintains fluid-flow constantly in a constant direction. It has a function to prevent backflow. disc is pushed open by the fluid pressure, but whe...

MAASU CO., LTD
Anhui,China

Verified Supplier

Add to cart
Wafer Dual Disc check valve swing Butterfly , Non Reuturn Check Valve Stainless Steel

... 98 98 218 224 200 127 12 273 284 Check Valve Overview Check Valves are automatic shut-off valves that are commonly used for preventing backflow or drainage in a pipe system.Often applied on the discharge si...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

Verified Supplier

Add to cart
Soft Seal Non Slam Check Valve With Flange End Connection Ductile Iron PN10 PN16 PN25

...valve type of the Non Slam Check Valve is a Check Valve, which is designed to allow fluid to flow in one direction only. This type of valve is ideal for preventing backflow, which is essential in many applic...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

Verified Supplier

Add to cart
API594 Double Disc plated Dual Check Valves With Class 150, Class 300, Class600, Class900, class1500

... direction within the piping system or the pipeline (as backflows may damage upstream equipment). The check valve lets the fluid flow in the desired direction only (if there is enough pressure), and blocks a...

SHIJIAZHUANG DEYE PIPING INDUSTRY CO., LTD（Pipefittings Department)
Hebei,China

Active Member

Add to cart
Stainless Steel Lift Check Valve with Flange Connection for Industrial Applications and Corrosion Resistance

...check valve is a type of valve that allows fluid to flow in one direction only. Also known as clack valves or one-way valves, these valves are designed to prevent backflow in a piping system. The disk check ...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

Verified Supplier

Add to cart
Robust Flanged Check Valve stainless steel 304 horizontal 6 inch suitable for industrial preventing water hammer and ensuring pump operation

...Check Valve stainless steel 304 horizontal 6 inch suitable for industrial preventing water hammer and ensuring pump operation Advantages of Check Valve 1. Protection of pumps and compressor equipment from da...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

Verified Supplier

Add to cart
XH-81 Duckbill Check Valve PN16 – Anti Backflow Nitrile Rubber Clamp Type

...anti-backflow nitrile duckbill check valve The field in which the product is applicable ‌ · Water conservancy engineering: Duckbill valves are used in sluices, ship locks, water discharge culverts, etc., to ...

Henan Lianghe Pipeline Equipment Co.,Ltd
Henan,China

Active Member

Add to cart

|< << 1 2 3 4 5 6 7 8 9 10 >> >|

Inquiry Cart 0

All Categories

Double Check Valve Backflow Preventer

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

API Inside Blowout Preventer Valve 35 ~ 70 MPa Retrievable Drop In Check Valve

Industrial Safety Tri Clamp Check Valve Preventing Back Flow 3A ASME BPE

Vertical Type DRVZ Slient Check Valve Cast Steel Stainless Steel

Brass Horizontal Threaded Check Valve ISO9001 ISO14001 Certified with 18 Months Warranty

Flanged Brass Dual Check Valve for Hydraulic Water Pressure Systems

NBR EPDM Ductile Iron Ball Check Valve DIN ANSI JIS Iron Gate Valve

Swing Type Cast Iron Valves DIN Standard Ductile Iron Check Valves DIN3202-F6

Adjustable Stainless Swing Check Valve , Industrial Flanged Check Valve Water Supply

Adjustable Stainless Swing Check Valve , Industrial Flanged Check Valve Water Supply

Swing Type Ductile Cast Iron Check Valve BS Standard BS5153

Wafer Dual Disc check valve swing Butterfly , Non Reuturn Check Valve Stainless Steel

Soft Seal Non Slam Check Valve With Flange End Connection Ductile Iron PN10 PN16 PN25

API594 Double Disc plated Dual Check Valves With Class 150, Class 300, Class600, Class900, class1500

Stainless Steel Lift Check Valve with Flange Connection for Industrial Applications and Corrosion Resistance

Robust Flanged Check Valve stainless steel 304 horizontal 6 inch suitable for industrial preventing water hammer and ensuring pump operation

XH-81 Duckbill Check Valve PN16 – Anti Backflow Nitrile Rubber Clamp Type