| ■ | 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。 |
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| ■ | 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. |
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| ■ | 主要技术性能
Main Technical Performance | | | ■
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■ | | 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 |
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| ■ | 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
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