GI型－高真空蝶阀  ■ GI型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。 ■GIHigh 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. ■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℃(丁橡胶) -30～+150℃(氟橡胶) 安装方向：Mounting Direction 任意 ■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：丁橡胶、氟橡胶。Body, bonnet and stem: carbon steel or stainless steelSealing element: NBR, Viton CONSTRUCTION FIGHTS(mm) ■外形及连接尺寸(mm)(JB919)Overall and Connection Dimensions(mm)Model型号DNDDoD1BHB1Ln-φcGI-32327864362232361154-φ7GI-40408570442240361154-φ7GI-505011090552250361154-φ9GI-65651251057026130381354-φ9GI-80801451258530140381354-φ9GI-10010017014510530153381354-φ12GI-15015022019515635179401658-φ12GI-20020027525020840208401858-φ12GI-25025033030025845234453008-φ14GI-30030038035030855300553508-φ14GI-40040050046540860340605008-φ18GI型－高真空蝶阀_圣核阀门制造(上海)有限公司
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