青青久久av北条麻妃黑人,国产伦理精品,国产精品爽爽爽爽爽爽在线观看,精品国产乱码久久久久久虫虫漫画

手動真空球閥 概述
GU型高真空(壓力)球閥用于接通或切斷真空(壓力)系統管路中的介質流。應用于真空、乳制品、酒業、生物工程、食品、制藥、飲料、化妝品及化工領域。
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.

手動真空球閥 主要技術性能 Main Technical Performance
　閥門漏率：Valve Leak Rate
　≤1.3×10-4Pa.L/S.
　適用溫度：Applicable Temperature
　-30～+150℃
　-30～+150℃(PPL密封)
　適用范圍：Appy Range

　連接型式　Loose Flange
　使用壓力范圍(Pa)
　活套法蘭(GB6070、JB919)
　0.6×106～1.3×10-4
　焊接法蘭(GB6070、JB919)
　1.6×106～1.3×10-4
　快卸法蘭(GB4982)
　0.1×106～1.3×10-4
　螺紋連接　Threaded Connection
　1.6×106～1.3×10-4