Electric wafer butterfly valve is composed of soft sealing butterfly valve, stainless steel valve plate and valve stem. Suitable for working conditions with temperature ≤150℃, weak corrosion or certain cleanliness requirements, and triple eccentric hard seal valve body can be selected for high temperature and high pressure working conditions. It can be widely used in the industrial process automatic control system of food, environmental protection, light industry, petroleum, chemical industry, teaching equipment, paper making, electric power and other industries to adjust the flow and intercept the medium.