GI手動真空蝶閥用途和使用范圍：

系列是在1.3×10-5～3×105Pa的真空系統(tǒng)中用來開啟或隔斷氣流的閥門。

GI手動真空蝶閥的主要性能：

GI手動真空蝶閥漏率：≤1.3×10-9Pa.M3/S;

GI手動真空蝶閥適用壓力范圍：1.3×10-5Pa～3×105Pa;

GI手動真空蝶閥工作溫度：氟橡膠-25℃～+150℃；

GI手動真空蝶閥安裝位置：任意；

GI手動真空蝶閥閥板兩側(cè)壓力差對閥門開、關(guān)無關(guān)；

GI手動真空蝶閥壽命：≥10000次。

GI手動真空蝶閥原理：

閥桿插入體內(nèi)，閥板固定在閥桿上，轉(zhuǎn)動900達到開關(guān)目的。

GI手動真空蝶閥特點：

GI系列是經(jīng)過一系列改進過的蝶閥：

閥門能承受正壓力；

閥桿上下不竄動；

開、關(guān)有限位結(jié)構(gòu)，閥板有鎖定裝置; 

GI手動真空蝶閥主要零件材料：

體、桿、板　　　不銹鋼、碳鋼鍍鎳；

密封件　　　　　氟橡膠、ding腈膠。 

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