Traditional Culture Encyclopedia - The 24 Solar Terms - What is a butterfly valve? What is the function of butterfly valve?
What is a butterfly valve? What is the function of butterfly valve?
(2) The function of butterfly valve is 1. When using butterfly valves under special working conditions, or under working conditions such as strict sealing requirements, serious wear and tear, low temperature (cryogenic), special butterfly valves with specially designed metal sealing and adjusting devices must be used.
2. Metal-to-metal wire sealing double eccentric butterfly valve is suitable for urban heating, gas supply, water supply and other gas, oil, acid and alkali pipelines as regulating and throttling devices.
3. Butterfly valves are suitable for pipelines with fresh water, sewage, seawater, salt water, steam, natural gas, food, medicines, oil products, various acids and alkalis, which require complete sealing, zero leakage during gas testing, long service life and working temperature of-10℃ ~ 150℃.
4. Soft sealing eccentric butterfly valve is suitable for bidirectional opening and closing and adjustment of ventilation and dust removal pipelines, and is widely used in gas pipelines and waterways of metallurgical, light industry, electric power and petrochemical systems. Metal-to-metal triple eccentric butterfly valve can be widely used in petroleum, petrochemical, chemical, metallurgical, electric power and other fields besides being used as the program control valve of large-scale pressure swing adsorption gas separation device.
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