Installation regulations of pneumatic butterfly valve:
1. When installing pneumatic butterfly valve, pay attention to the material hydrodynamics orientation and arrow symbol orientation
2. Non rising stem gate valve of pneumatic butterfly valve shall not be equipped with natural equipment to avoid rusting of valve stem. Gate valve shall be installed, overhauled, inspected and actually operated in the trench with back cover plate
3. When the pneumatic butterfly valve is constructed in the horizontal pipeline, the valve stem should be vertical or slanted from a certain angle. The valve stem is not allowed to be installed downward
4. The gate valve connected by flange and bolt shall be closed during installation. Install the flanged gate valve to ensure that both sides of the flange plate are parallel and common to each other.

It plays a very important role in the use of gas, liquid, steam, oil and other goods, and can give better overall management. Although the characteristics of various items are different, this device can give each part better control. Of course, you should also pay attention to some problems. Some corrosive articles can also be better controlled, so the scope of application is very wide, and each part of the overall production occupies a very important position.