With the development of electric valves, many well-known valve companies at home and abroad produce electric valves. Electric butterfly valves are important execution units in the field of industrial automation and control. Belonging to a variety of electric valves and electric regulating valves, it is named after the combination of electric actuators and butterfly valves. With the advantages of simple operation and simple structure, the butterfly valve is widely used in textile, power station, petrochemical, heating and refrigeration, pharmaceutical, shipbuilding, metallurgy, light industry, environmental protection and other fields.

