| GI |
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GI型－高真空蝶閥 |
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GI型高真空蝶閥用于接通或切斷真空管路中的氣流。適用介質為純凈空氣和非腐蝕性氣體。 |
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GI
High Vacuum Butterfly Valve |
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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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主要技術性能
Main Technical Performance |
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| 適用范圍：Applicability |
105～1.3×10-4Pa |
| 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) |
| 安裝方向：Mounting Direction |
任意 |
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主要零件材料
Materials of Main Parts |
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閥體、閥蓋、閥桿：碳鋼或不銹鋼
密封件：丁腈橡膠、氟橡膠。
Body, bonnet and stem: carbon steel or stainless steel
Sealing element: NBR, Viton |
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| CONSTRUCTION FIGHTS(mm) |
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外形及連接尺寸(mm)(JB919)
Overall and Connection Dimensions(mm) |
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Model
型號
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DN
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D
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Do
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D1
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B
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H
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B1
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L
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n-φc
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GI-32
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32
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78
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64
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36
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22
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32
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36
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115
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4-φ7
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GI-40
|
40
|
85
|
70
|
44
|
22
|
40
|
36
|
115
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4-φ7
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GI-50
|
50
|
110
|
90
|
55
|
22
|
50
|
36
|
115
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4-φ9
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GI-65
|
65
|
125
|
105
|
70
|
26
|
130
|
38
|
135
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4-φ9
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GI-80
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80
|
145
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125
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85
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30
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140
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38
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135
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4-φ9
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GI-100
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100
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170
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145
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105
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30
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153
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38
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135
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4-φ12
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GI-150
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150
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220
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195
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156
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35
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179
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40
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165
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8-φ12
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GI-200
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200
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275
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250
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208
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40
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208
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40
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185
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8-φ12
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GI-250
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250
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330
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300
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258
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45
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234
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45
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300
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8-φ14
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GI-300
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300
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380
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350
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308
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55
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300
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55
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350
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8-φ14
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GI-400
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400
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500
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465
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408
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60
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340
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60
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500
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8-φ18
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