Wafer check valve is a kind of check valve. Check valve refers to the valve that automatically opens and closes the valve flap depending on the flow of the medium itself, and is used to prevent the medium from flowing back. It is also called check valve, one-way valve, reverse flow valve, and back p......

The strength test of the pneumatic ball valve should be carried out with the ball half open

The spherical check valve is suitable for medium and low pressure pipelines and can be made into a large diameter.

How to calculate the Torque Value of Single Eccentric Butterfly Valve according to the normal temperature and clean medium?

American standard globe valves mainly have API and ASME standards. The stop valve designed, manufactured, produced and tested in accordance with the American standard is called the American standard stop valve. The American standard globe valve is mainly used as an opener on gas and liquid medium pi......

2.The valve is not selected according to the working conditions, and the cut-off valve is used as a throttle valve, resulting in excessive closing specific pressure and closing too fast or not tightly, causing the sealing surface to be eroded and worn.