所属类别：真空阀门
商品名称：高真空蝶阀
GI
■ 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。
■ 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.
■ 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
■ 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)
■ 外形及连接尺寸(mm)(JB919)
Overall and Connection Dimensions(mm)
Model
型号 DN D Do D1 B H B1 L n-φc
GI-32 32 78 64 36 22 32 36 115 4-φ7
GI-40 40 85 70 44 22 40 36 115 4-φ7
GI-50 50 50 36 115 4-φ9
GI-65 65 φ9
GI-80 80 φ9
GI-100 100 30 153 38 135 4-φ12
GI- 195 165 8-φ12
GI-50 185 8-φ12
GI-00 300 8-φ14
GI-50 350 8-φ14
GI-65 500 8-φ18