■GID型-电动高真空蝶阀 ■GID型电动高真空蝶阀是以电动装置驱动阀杆与阀板执行启闭动作。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。 ■GIDElectric High Vacuum Butterfly Valve ■GID electric high vacuum butterfly valve uses electric device to drive the stem and disc to perform open and close action. It is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.