Brief introduction of pneumatic butterfly valve

Pneumatic butterfly valve consists of pneumatic actuator and butterfly valve. Pneumatic butterfly valve is a kind of pneumatic valve which uses the circular butterfly plate rotating with the valve stem to open and close, so as to realize the starting action. It can also be designed to have the function of adjustment or sectional valve adjustment. At present, butterfly valves are increasingly used in low-pressure large and medium-diameter pipelines. Classification of pneumatic butterfly valves: stainless steel pneumatic butterfly valves, hard sealing pneumatic butterfly valves, soft sealing pneumatic butterfly valves and carbon steel pneumatic butterfly valves.