GU高真空（压力）球阀 GU High Vacuum (Pressure) Ball Valve

GU高真空（压力）球阀用于接通或切断真空(压力)系统管路中的介质流。GU高真空球阀应用于真空、乳制品、酒业、生物工程、食品、制药、饮料、化妆品及化工领域。

GU high vacuum(pressure) ball valve is used to put through or cut off the medium flow in vacuum(pressure)pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, cosmetics and chemicals.

主要技术性能 Main Technical Performance

　阀门漏率：Valve Leak Rate 　≤1.3×10^-4Pa.L/S.
　适用温度：Applicable Temperature 　-30～+150℃　-30～+150℃(PPL密封)
　适用范围：Appy Range
　连接型式　Loose Flange 　使用压力范围(Pa)
　活套法兰(GB6070、JB919) 　0.6×106～1.3×10^-4
　焊接法兰(GB6070、JB919) 　1.6×106～1.3×10^-4
　快卸法兰(GB4982) 　0.1×10⁶～1.3×10^-4
　螺纹连接　Threaded Connection 　1.6×10⁶～1.3×10^-4

主要零件材料 Materials of Main Parts 

阀体、阀盖、阀杆：不锈钢 Body, disc and stem: stainless steel.
密封件：四氟乙烯、丁腈橡胶、氟橡胶、PPL。Sealing element: PTFE, NBR, Viton, PPL.