| ■ | GM型－高真空隔膜阀 | | | | | ■ | GM型高真空（压力）隔膜阀用于接通或切断真空（压力）系统管路中的介质流。应用于真空、乳制品、酒业、生物工程、食品、制药、饮料、化妆品及化工领域。 | |
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| ■ | GM
High Vacuum（Pressure）Diaphragm Valve | | | | | ■ | GM high vacuum（pressure）diaphragm valve is used to put through or cut off the medium flow in vacuum（pressure）pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, cosmeticschemicals. | |
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| ■ | 主要技术性能
Main Technical Performance | | | | | ■
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■ | | 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） | | 适用范围：Applicability | | 连接型式 Loose Flange | 使用压力范围（Pa） | | 活套法兰（GB6070、JB919） | 0.6×106～1.3×10-4 | | 焊接法兰（GB6070、JB919） | 1.6×106～1.3×10-4 | | 快卸法兰（GB4982） | 0.1×106～1.3×10-4 | | 螺纹连接 Threaded Connection | 1.6×106～1.3×10-4 |
也可按用户要求的连接标准加工 | |
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| ■ | 主要零件材料
Materials of Main Parts | | | | | ■
■ | 阀体、阀板、阀杆：不锈钢
隔膜：硅橡胶、氟橡胶
Body, discstem: stainless steel
Diaphragm: silicon rubber, Viton | |
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| CONSTRUCTION FIGHTS（mm） |
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| ■ | 外形及连接尺寸（mm）
OverallConnection Dimensions（mm） | |
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| ■ | 活套法兰连接（GB6070）（图一） | | | | Model
型号 | DN | Do | D | n-φc | W | H/H1 | L | | GM-10 | 10 | 40 | 55 | 4-φ6.6 | 65 | 89/99 | 75 | | GM-16 | 16 | 45 | 60 | 4-φ6.6 | 80 | 89/99 | 108 | | GM-20 | 20 | 50 | 65 | 4-φ6.6 | 80 | 91/102 | 118 | | GM-25 | 25 | 55 | 70 | 4-φ6.6 | 80 | 110/123 | 120 | | GM-32 | 32 | 70 | 90 | 4-φ9 | 80 | 129/138 | 146 | | GM-40 | 40 | 80 | 100 | 4-φ9 | 120 | 139/159 | 150 | | GM-50 | 50 | 90 | 110 | 4-φ9 | 120 | 159/186 | 180 | | | | ■ | 快卸法兰连接（GB4982）（图二） | | | | Model
型号 | DN | D1 | D | W | H/H1 | L | | GM-10 | 10 | 12.2 | 30 | 65 | 89/99 | 75 | | GM-16 | 16 | 17.2 | 30 | 80 | 89/99 | 108 | | GM-20 | 20 | 26.2 | 40 | 80 | 91/102 | 118 | | GM-25 | 25 | 26.2 | 40 | 80 | 110/123 | 120 | | GM-32 | 32 | 34.2 | 55 | 80 | 129/138 | 146 | | GM-40 | 40 | 41.2 | 55 | 120 | 139/159 | 150 | | GM-50 | 50 | 52.2 | 75 | 120 | 159/186 | 180 | | |
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| ■ | I型焊接管连接（图三） | | | | Model
型号 | DN | D | W | H/H1 | L | | GM-10 | 10 | 17 | 65 | 89/99 | 75 | | GM-25 | 25 | 32 | 80 | 110/123 | 120 | | GM-40 | 40 | 45 | 120 | 139/159 | 150 | | GM-50 | 50 | 57 | 120 | 159/186 | 180 | | | | ■ | II型焊接管连接（图四） | | | | Model
型号 | DN | D | W | H/H1 | L | | GM-10 | 10 | 17 | 65 | 89/99 | 75 | | GM-25 | 25 | 32 | 80 | 110/123 | 120 | | GM-40 | 40 | 45 | 120 | 139/159 | 150 | | GM-50 | 50 | 57 | 120 | 159/186 | 180 | | |
