GM系列高真空壓力隔膜閥
GM型高真空壓力隔膜閥 High Vacuum(Pressure)Diaphragm Valve
GM型高真空(壓力)隔膜閥用于接通或切斷真空(壓力)系統管路中的介質流。永嘉縣科本真空閥門廠生產的GM型高真空(壓力)隔膜閥應用于真空、乳制品、酒業、生物工程、食品、制藥、飲料、化妝品及化工領域。科本真空閥門專業生產、供應銷售真空隔膜閥系列系列產品，科本擁有良好的高真空壓力隔膜閥市場信譽，專業的真空閥門銷售和技術服務團隊，憑著制造隔膜閥系列多年經驗，迎得了國內外廠商的。
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, cosmetics and chemicals.
主要技術性能 Main Technical Performance
閥門漏率：Valve Leak Rate ≤1.3×10-4Pa.L/S.
適用溫度：Applicable Temperature -25～+80℃(丁腈橡膠) ；-30～+150℃(氟橡膠)
適用范圍：Applicability
連接型式 Loose Flange 使用壓力范圍(Pa)
活套法蘭(GB6070、JB919) 0.6×106～1.3×10-4
焊接法蘭(GB6070、JB919) 1.6×106～1.3×10-4
快卸法蘭(GB4982) 0.1×106～1.3×10-4
螺紋連接 Threaded Connection 1.6×106～1.3×10-4
高真空隔膜閥也可按用戶要求的連接標準加工
主要零件材料 Materials of Main Parts
閥體、閥板、閥桿：不銹鋼 Body, disc and stem: stainless steel
隔膜：硅橡膠、氟橡膠 Diaphragm: silicon rubber, Viton
外形及連接尺寸(mm) Overall and Connection Dimensions
GM型高真空(壓力)隔膜閥活套法蘭連接(GB6070)(圖一)
| Model 型號 | 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 |
GM型高真空(壓力)隔膜閥快卸法蘭連接(GB4982)(圖二)
| Model 型號 | 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 |
