Pneumatic Diaphragm Valve

SANJING FIRE pneumatic diaphragm valve is a type of valve that uses compressed air to control the flow of fluids or gases in a system. It typically consists of a body with an inlet and outlet, a diaphragm, a stem, and a pneumatic actuator.

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 material, such as rubber or plastic, that is resistant to the type of fluid or gas being used. When the valve is closed, the diaphragm is pressed against the valve seat, sealing off the flow of fluid or gas.

The pneumatic actuator is used to control the movement of the diaphragm. It is typically powered by compressed air and is designed to open and close the valve quickly and efficiently. When the actuator is activated, it moves the stem, which in turn moves the diaphragm away from the valve seat, allowing fluid or gas to flow through the valve. The actuator can be adjusted to control the speed and force of the valve's operation.

Pneumatic diaphragm valves are commonly used in a variety of industries, including water treatment, chemical processing, and pharmaceuticals. They are ideal for applications where precise control of fluid or gas flow is required and where automatic control systems are necessary. Regular maintenance and inspection of pneumatic 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: Do you provide sample? Is it free?

A: If the sample is low value, we will provide the free sample with freight collect. But for some high value samples, we need to collect the sample charge.

Q: What is your term of payment?

A: 30% down payment before producing and 70% balance payment before shipping.

Q: Which payment form you can accept?

A: T/T, Western Union, PayPal etc. We accept any convenient and swift payment term.