公司名称：浙江三久真空阀门有限公司

手动真空球阀 概述
GU型高真空(压力)球阀用于接通或切断真空(压力)系统管路中的介质流。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.

手动真空球阀 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

手动真空球阀 主要零件材质 Materials of Main Parts
阀体、阀盖、阀杆：不锈钢
密封件：四氟乙烯、丁腈橡胶、氟橡胶、PPL
Body, disc and stem: stainless steel.
Sealing element: PTFE, NBR, Viton, PP