1.Pneumatic butterfly valve is composed of pneumatic actuator and butterfly valve.
2.Pneumatic butterfly valve classification: stainless steel pneumatic butterfly valve, hard seal pneumatic butterfly valve, soft seal pneumatic butterfly valve, carbon steel pneumatic butterfly valve.
3.The main advantages of pneumatic butterfly valve, simple structure, small size and light weight, low cost, pneumatic butterfly valve can be installed in the high-altitude dark channel for adjusting the flowing medium by Selenoid valve control operated.
4.The accessories of pneumatic butterfly valves mainly include: positioners, converters, relays, booster valves, position holding valves, pressure reducing valves, filters, lubricators, stroke switches, position transmitters, solenoid valves, handwheel mechanisms.
5.Butterfly valves are not only widely used in general industries such as petroleum, gas, chemical industry, and water treatment, but also used in the cooling water system of thermal power stations.
