技术数据和性能参数Technical data and performance parameter：
公称压力：Nominal pressure: 1.0 Mpa, 1.6 Mpa, 2.5 Mpa(ANSI Class 125, 150lb)
规格：Nominal size: DN50~DN600 (2”-24”)
适用温度Suitable temperature: -40℃~180℃
适用介质Suitable medium: This butterfly valve can be applied in various concentrations of Acid, Alkali, Aqua regia and strong chloridizing etc (except the high-temperature melting alkali metals, element fluorine & chlorine trifluoride).
操作方式operation style: Handle, worm gear, electric, pneumatic, hydraulic.
用途Application: This butterfly valve is mainly used in petroleum, chemical, pharmaceutics, and metallurgy, coker etc corrosive pipeline circulation systems.
口径size
*高使用温度Max. working temperature
*高使用压力 Max. working pressure
试验压力Test pressure
液体Liquid
气体Gas
阀体（水压）Shell(Hydrostatic)
密封（气体）Seal(air) |