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GI高真空蝶阀用于接通或切断真空管路中的气流。适用介质为纯净空气和非腐蚀性气体。   ■ GI High Vacuum Butterfly Valve     ■ 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.   ■ GI高真空蝶阀主要技术性能 Main Technical Performance     ■ ■ ■ 　适用范围：Applicability 　105～1.3×10-4Pa 　阀门漏率：Valve Leak Rate 　≤1.3×10-4Pa.L/S. 　适用温度：Applicable Temperature 　-25～+80℃(丁腈橡胶) -30～+150℃(氟橡胶) 　安装方向：Mounting Direction 　任意   ■ GI高真空蝶阀主要零件材料 Materials of Main Parts     ■ ■ 阀体、阀盖、阀杆：碳钢或不锈钢 密封件：丁腈橡胶、氟橡胶。 Body, bonnet and stem: carbon steel or stainless steel Sealing element: NBR, Viton   CONSTRUCTION FIGHTS(mm)   ■ GI高真空蝶阀外形及连接尺寸(mm) Overall and Connection Dimensions(mm) 联系方式 公司: （未注册）