The action torque of the pneumatic valve is larger than that of the electric valve. The switching speed of the pneumatic valve is adjustable. Simple structure and easy maintenance. Due to the cushioni...

1 Working principle of pneumatic valveThe so-called pneumatic valve specifically refers to the use of the cylinder as the actuator and the compressed air as the power source to drive the valve to adju...

Threaded check valve refers to a valve that automatically opens and closes the valve flap according to the flow of the medium itself to prevent the backflow of the medium. Also known as check valve, o...

According to reports, in the next 10 years, my country will have more than 20,000 kilometers of oil pipelines to be built, including cross-border oil pipelines such as Russia and Kazakhstan. In additi...