Diaphragm Flow Control Valve For Water

Product Name:diaphragm flow control valve for water
Place of origin: China
ODM & OEM are up to you.
Delivery: 5-10 days if stockage is available; 25-35 days if we need put into production.

Product Details

           Diaphragm flow control valve for water installed at the water pump outlet of the water supply system of high-rise buildings and other water supply systems to prevent backflow of media, water hammer and water hammer. The valve has three functions of electric valve, check valve and water hammer eliminator, which can effectively improve the safety and reliability of the water supply system. It also integrates the technical principles of slow opening, quick closing, and slow closing to eliminate water hammer to prevent the occurrence of water hammer when starting the pump and stopping the pump. Only need to operate the pump motor opening and closing button, the valve can be automatically opened and closed according to the pump operation regulations, with large flow and small pressure loss.


Norminal size: DN40-DN200 

Norminal pressure: 1.6-6.4Mpa

Connection: Flanged

Flange connection standard: ANSI B16.5, JIS B2201 

Body material: ZG230-450, ZG1Cr18Ni9Ti, ZG1Cr17Ni12Mo2Ti, ZG316L 

Trim material:  ZG1Cr18Ni9Ti,  ZG1Cr17Ni12Mo2Ti, 17-4PH, 9Cr18, 316L+ STL 

Working pressure: PN10/PN16/PN25

Testing pressure: body:1.5 times rated perssure; seat: 1.1 times rated pressure.

Pressure and temperature: -10°C to 80°C (NBR); -10°C to 120°C (EPDM)

Main material list  

bodyCarbon steel / Stainless steel
springStainless Steel
shaftStainless Steel
seat ringNBR / EPDM


1. Q:Are you a manufacturer, trading company?

A:We are a manufacturer, with over 100 employees including 3 senior engineers and 1 famous national valve experts.


2. Q:Can i get to your factory?

A: Warm welcome to visit our factory. When you arrive airport, we would arrange a car to pick you up.

It is much appreciate to book a hotel if necessary.


3. Q:Which level of quality are your products?

A: We got API, ISO9001, ISO14001, Heath And Safety Certifation, First Level Supplier Certification.

 4. Q: May I know which payment will be accepted by your company?

A:Various payment methods such as TT, LC and western union etc. 

5. Q: What kinds of products you could provided?

A: Except for diaphragm flow control valve, we could produce butterfly valves, gate valves, globe valves, relief valves etc.

6. Q: Could you provide drawing to us?

A: Of cause, we would send to you for approval.


certificate of diaphragm flow control valve

How to ship the good and make payment

payment for diaphragm valve

Feel free to contact me:

Attn: Lizy Liu

E-mail: sales2@kemus-valve.com


Tel: 86-0592-7103069

Fax: 86-0592-5964598


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