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	GU型－高真空球閥

	■	GU型高真空(壓力)球閥用于接通或切斷真空(壓力)系統(tǒng)管路中的介質(zhì)流。應(yīng)用于真空、乳制品、酒業(yè)、生物工程、食品、制藥、飲料、化妝品及化工領(lǐng)域。

■	GU High Vacuum(Pressure)Ball Valve

	■	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.

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主要技術(shù)性能
Main Technical Performance

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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

■	主要零件材料 Materials of Main Parts

	■ ■	閥體、閥蓋、閥桿：不銹鋼密封件：四氟乙烯、丁腈橡膠、氟橡膠、PPL。 Body, disc and stem: stainless steel. Sealing element: PTFE, NBR, Viton, PPL.

CONSTRUCTION FIGHTS (mm)

■	外形及連接尺寸(mm)(JB919) Overall and Connection Dimensions(mm)

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螺紋連接的外形及連接尺寸(圖一)

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活套法蘭連接(GB6070)(圖二)

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快卸法蘭連接(GB4982)(圖三)

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