Home > Tools & Hardware > Valve > Valves >

Dual Backflow Check Valve

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 10003 products for dual backflow check valve Manufacture & Suppliers

1 Inch 200WOG NPT CF8M Stainless Steel Swing Check Valve Low Pressure Thread End Swing Type Non-Return Swing Check Valve

... opened or closed by the flow and force of the medium to prevent the medium from flowing back. · The check valve is a kind of automatic valve, its main function is to prevent the back flow of the medium, pre...

ZHEJIANG VERVO VALVE CO.,LTD
Zhejiang,China

Active Member

Add to cart
Cf8m Swing Check Valve Full Bore DN32 200 Lb Npt Asme 16.34 Forged Steel Check Valve

...Check Valve Low Pressure Thread End Swing Type Non-Return Swing Check Valve H14W-200WOG 1 1/4" · The opening and closing parts of the check valve are automatically opened or closed by the flow and force of t...

ZHEJIANG VERVO VALVE CO.,LTD
Zhejiang,China

Active Member

Add to cart
Api 602 Flanged Swing Check Valve 2 Inch NRV DN50 Class 150 No Oil Degreasing Paint Flanged

API602 Swing Check Valve 2 Inch Check Valve Non Return Valve DN50 150LB No Oil Degreasing Paint Check Valve Flange Type Item Carbon steel Check Valve Type Swing Check Valve Certification ISO9001,ISO14001,ISO180...

ZHEJIANG VERVO VALVE CO.,LTD
Zhejiang,China

Active Member

Add to cart
API 6D Hydraulic Check Valve , Water Treatment Threaded Check Valve

...SEAT, NOMINAL DIAMETER 1 IN, CLASS 800, BS 2995 STANDARD Hydraulic Check Valve Specifications: The check valve is designed and manufactured according well to API 6D and ANSI B 16.34. It can work in high tem...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

Verified Supplier

Add to cart
Non Return Stainless Steel Check Valve , Quiet Hydraulic Check Valve

... B16.34 Pressure test as API 598 Applicable Medium: water ,gas,oil,and other causticity medium. Stainless Steel Check Valve Application: Valve is used for preventing the back-going of medium in pipelines and...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

Verified Supplier

Add to cart
API 600 Carbon Steel 150LB 3" Swing ANSI Flanged Check Valve WCB Check Valve

...valve resulting in minimal pressure drop. The disc swings into the open position as the media flows through the line. Back pressure in the line holds the disc in the closed position. Swing check valves may b...

zhejiang teyi valve co.,ltd.
Zhejiang,China

Verified Supplier

Add to cart
Non Return Stainless Steel Swing Check Valve , Quiet Hydraulic Check Valve

... B16.34 Pressure test as API 598 Applicable Medium: water ,gas,oil,and other causticity medium. Stainless Steel Check Valve Application: Valve is used for preventing the back-going of medium in pipelines and...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
Ductile Iron Lift Check Valve Flanged End PN10 PN16 Pressure

... has been stopped. Priming the pump prior to a re-start is therefore no longer necessary. Spring-loaded lift check valves can be installed in the piping in almost any mounting position. Compared with swing c...

Anhui Prosper Flow Technology Co., Ltd
Anhui,China

Active Member

Add to cart
Flange Cryogenic Check Valve

...Check Valve Straight Through Check Valve Structure description During the use of this valve, the medium flows in the direction of the arrow shown in the figure. 1. When the medium flows in the prescribed dir...

SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Sichuan,China

Verified Supplier

Add to cart
PN50 Flange Type Stainless Steel Cryogenic Check Valve

...n the medium flows in the prescribed direction, the valve disc is opened by the force of the medium; when the medium is flowing backward, the valve disc is tightly sealed with the valve seat due to the weigh...

SiChuan Liangchuan Mechanical Equipment Co.,Ltd
Sichuan,China

Verified Supplier

Add to cart
800LB 403 Forbidden Check Valve with Security Measure Non-Return Valve for Preventing Unauthorized Access

...Check Valve product named "403 Forbidden" is an essential component in fluid systems, commonly known as a Non-Return Valve, Clack Valve, or Backstop Valve. This specialized valve plays a crucial role in main...

Shanghai Jianggong Valve Manufacturing Co., Ltd.
China

Verified Supplier

Add to cart
Stop Check Valve Stainless Steel 304 with Manual Operation Flanged Connection

... valves. This type of valve is like having two valves in one. It looks like a globe valve on the outside, however, it is essentially a lift check valve with a manual control to regulate the opening and closi...

Zhejiang TongJiang Holdings Company
Zhejiang,China

Active Member

Add to cart
API 602 Lift Type Check Valve , Forged Steel Check Valve High Rigid

... check valve and available in with two type configurations, i.e., Plug type and Ball type. These valves shall be bolted bonnet or welded bonnet type with full or standard bore options. These valves are non-r...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Active Member

Add to cart
API Standard Lift Type Check Valve , Swing Structure Cryogenic Check Valve

...Check Valve JIEYU Forged Steel Check Valves are compact, sturdy and ideal for high pressure and high temperature applications. These valves are lift type, spring loaded check valve and available in with two ...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Active Member

Add to cart
API 602 Lift Type Check Valve , Forged Steel Check Valve High Rigid

... check valve and available in with two type configurations, i.e., Plug type and Ball type. These valves shall be bolted bonnet or welded bonnet type with full or standard bore options. These valves are non-r...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
API Standard Lift Type Check Valve , Swing Structure Cryogenic Check Valve

...Check Valve JIEYU Forged Steel Check Valves are compact, sturdy and ideal for high pressure and high temperature applications. These valves are lift type, spring loaded check valve and available in with two ...

Zhejiang JieYu Valve Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
DIN PN16 metal seal flanged swing check valve

...valve, pls don't hesitate to contact Sophia. Specifications DIN PN16 metal seal flanged swing check valve range: 1.Production Size:2”-24” DN50-DN600mm 2.Pressure range:PN16 DIN PN16 metal seal flanged swing ...

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

Active Member

Add to cart
H44T PN10/16 metal seal flanged swing check valve with competitive price

.... It is 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 container medium. flanged swing check valve range...

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

Active Member

Add to cart
One Way Pilot Operated Check Valve Hydraulic Steel Anti Leakage

Product Pictures: KDPS5A1-G3/8-FL one way check valve with G3/8 pilot operated check valve, steel hydraulic lock valve Single cartridge pilot-operated check valves are used in hydraulic systems where flow contr...

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

Verified Supplier

Add to cart