Is Changzhou Lanling butterfly valve electric normally open and closed? The first step of installing the electric ball valve is to install the corresponding pipeline. We need to pay special attention to the location and direction of the assembly. It is best to read the installation drawing carefully in advance, and then place the parts reasonably according to the arrow on the installation drawing. The assembly can be carried out from the bottom to the top. In short, there must be a main assembly direction. After the assembly is completed, the valve needs to be opened for many times to check the closure of the valve plate surface to avoid leakage due to untight closure and ensure that the valve can operate normally in the corresponding environment.
、 The electric explosion-proof wafer butterfly valve has good corrosion resistance and long service life. This method has a two-way sealing function. The product complies with the national GB/T13927-92 valve pressure test standard, and is suitable for water supply and drainage of food, medicine, chemical industry, petroleum, power, light textile, paper making, etc