Plastic Diaphragm Valve

SANJING FIRE plastic diaphragm valve is a type of valve that is used to control the flow of fluids or gases in a system, and is made from plastic materials. It typically consists of a body with an inlet and outlet, a diaphragm, and a stem that opens and closes the valve.

The diaphragm is the key component of the valve, as it is responsible for sealing the flow of fluid or gas. It is typically made from a flexible plastic material, such as PVC, PP, PVDF or PTFE. When the valve is closed, the diaphragm is pressed against the valve seat, sealing off the flow of fluid or gas.

When the valve is opened, the stem moves the diaphragm away from the valve seat, allowing fluid or gas to flow through the valve. The pressure of the fluid or gas helps to keep the diaphragm in place and maintain a tight seal.

Plastic diaphragm valves are commonly used in a variety of industries, including water treatment, chemical processing, and pharmaceuticals. They are ideal for applications where the fluid or gas being used is corrosive or abrasive and may damage other types of valves. Plastic diaphragm valves are also lightweight, easy to install, and typically more cost-effective than other types of valves. Regular maintenance and inspection of plastic diaphragm valves is essential to ensure their proper function and to prevent leaks or other failures that could compromise the safety of the system.

1) Size: DN50 / DN65 / DN80 / DN100 / DN125 / DN150 / DN200 / DN250
2) Flange holes match to: PN16 / BS4504 / EN1092 / DIN2502 / ANSI150lb
3) Rated working pressure: 1.6MPa / 16bar / 235psi
4) Material: ductile cast iron body, rubber seal, galvanized accessory pipe, brass accessory valves
5) With all fittings include water motor bell, pressure switch, pressure gauge, solenoid valve etc.

Q: Which certificate do you have?

A: CE, FDA and ISO13485.

Q: Do you have the test and audit service?

A: Yes, we can assist to get the designated test report for product and the designated factory audit report.

Q: What’s is your shipping service?

A: We can provide services for vessel booking, goods consolidation, customs declaration, shipping documents preparation and delivery bulk at the shipping port.

Q: Can you provide the FBA shipping service?

A: Yes, we have the good experience in providing the professional FBA service.