GI high vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.
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主要技術(shù)性能 Main Technical Performance
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適用范圍:Applicability
105~1.3×10-4Pa
閥門漏率:Valve Leak Rate
≤1.3×10-4Pa.L/S.
適用溫度:Applicable Temperature
-25~+80℃(丁腈橡膠) -30~+150℃(氟橡膠)
安裝方向:Mounting Direction
任意
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主要零件材料 Materials of Main Parts
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閥體、閥蓋、閥桿:碳鋼或不銹鋼 密封件:丁腈橡膠、氟橡膠。
Body, bonnet and stem: carbon steel or stainless steel Sealing element: NBR, Viton
CONSTRUCTION FIGHTS(mm)
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外形及連接尺寸(mm)(JB919) Overall and Connection Dimensions(mm)
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