Knowledge

Before installing the pneumatic butterfly valve, the following steps should be completed to make the pneumatic butterfly valve work better. 1. The valve needs to be visually inspec

After the installation is completed, start the ball valve to open and close several times, it should be flexible, uniform force, and normal operation of the ball valve.

Make sure that the azimuth pipeline of the ball valve device is in the coaxial direction. The two flanges on the pipeline should be parallel.

All parts of the butterfly valve, whether manual, pneumatic, hydraulic or electric, are strictly debugged before leaving the factory.

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.

Parallel gate valve: The sealing surface is parallel to the vertical base line, that is, a gate valve with two sealing surfaces parallel to each other.