If the butterfly valve is required to be used as flow control, the main thing is to correctly select the size and type of the valve. The structure principle of butterfly valve is particularly suitable for making large diameter valves. Butterfly valves are not only widely used in petroleum, gas, chemical, water treatment and other general industries, but also used in the cooling water system of thermal power stations.???

Precautions for installation of stainless steel pneumatic butterfly valve
Precautions for installation of stainless steel pneumatic butterfly valve include:
1. The chloride ion content of the medium is ≤ 25PPM.
2. The surface of the pneumatic butterfly valve shall be maintained to prevent welding spatter and arc strike from burning the pneumatic butterfly valve, which is usually maintained with neutral wet asbestos.
3. When selecting flange connecting hose, it is better to select pneumatic butterfly valve with loose flange at one end.
4. Pneumatic butterfly valve torsion channel installation is strictly prohibited.
5. It shall not bend along the root of the hose and there shall be no dead bend.
6. Do not mechanically damage the flange sealing surface.
7. Do not use chlorine containing cleaning agent or wire brush to remove the dirt in the pneumatic butterfly valve.