■ 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.
■ 主要技術性能 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
■ 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)
■ 外形及連接尺寸(mm) Overall and Connection Dimensions(mm)