The emergence of pneumatic high-pressure ball valve has saved a lot of manpower, material resources and time, and the pneumatic high-pressure ball valve is intelligent control. The emergence of pneumatic high-pressure ball valve enables people to control the site remotely, so that operators can stay away from dangerous work sites, especially some high altitude areas. Pneumatic high-pressure ball valve is widely used in electric power, light industry and other industrial sectors. 　　

When the working substance is natural gas, the metal material parts can be cleaned with gasoline (GB484-89). Non metallic material parts shall be cleaned with mineral water or ethanol. The separated individual parts can be cleaned by blistering method.