Stainless steel pneumatic butterfly valve has a very broad application in the cooling water system of petrochemical, water treatment, gas, and thermal power stations.
In a general pneumatic fixation ball valve, its sphere and valve seat have an interference fit, and there will be an indirect interference during exercise.
Pneumatic fixed ball valve sealing is mainly due to some special materials in the sealing structure, and these materials have different characteristics, which will be reflective according to temperature or humidity.
After adjusting the position of the spool, the seat leak is still not stopped, and the sealing fat is injected again. The above is some related content of the pneumatic butterfly valve for comprehensive maintenance, for your reference
The content of the full maintenance of pneumatic butterfly valve has the following aspects:
Ball valve is widely used in petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and other industries, and plays an important role in the national economy