Insulation flange multi-layer metal hard seal butterfly valve overview:
Insulation flange hard seal butterfly valve is also called the jacket, is in a normal triple eccentric metal hard seal butterfly valves in the valve body on the basis of the external welding metal jacket, insulation in butterfly valve body jacket on both sides of interface, can contain an overheating steam or other gas, in order to prevent the medium or solidification crystallization at room temperature condition. Heat preservation butterfly valve flange than ordinary metal hard seal butterfly valve to freshman year to two specifications, mainly used in oil, chemical, metallurgical, pharmaceutical and other kinds of systems.
Flange multi-layer metal insulation hard seal butterfly valve USES:
This hard seal butterfly valve series, widely used in electric power, petrochemical, metallurgy, water supply and drainage system, steam system, gas and hot air system, etc
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