Jiangsu electric shutter butterfly valve Can the electric butterfly valve be closed manually? As the current usage rate of pneumatic ball valves is increasing, more and more manufacturers are producing pneumatic ball valves. So many people are concerned about what brand of pneumatic ball valves is good in China. Due to the increasing number of manufacturers, the current market of pneumatic ball valves has become a mixed bag. Many people do not know how to choose, Here is a simple question about what brand of pneumatic ball valve is good in China at present.
、 The actuator of electric on-off butterfly valve has the following characteristics: 1. It has very strong functions, mainly including intelligent type, regulating type and on-off type.
