| GI |
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GI型－高真空蝶阀 |
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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 |
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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 |
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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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| CONSTRUCTION FIGHTS(mm) |
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外形及连接尺寸(mm)(JB919)
Overall and Connection Dimensions(mm) |
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Model
型号
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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
|
L
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n-φc
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GI-32
|
32
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78
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64
|
36
|
22
|
32
|
36
|
115
|
4-φ7
|
|
GI-40
|
40
|
85
|
70
|
44
|
22
|
40
|
36
|
115
|
4-φ7
|
|
GI-50
|
50
|
110
|
90
|
55
|
22
|
50
|
36
|
115
|
4-φ9
|
|
GI-65
|
65
|
125
|
105
|
70
|
26
|
130
|
38
|
135
|
4-φ9
|
|
GI-80
|
80
|
145
|
125
|
85
|
30
|
140
|
38
|
135
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4-φ9
|
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GI-100
|
100
|
170
|
145
|
105
|
30
|
153
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38
|
135
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4-φ12
|
|
GI-150
|
150
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220
|
195
|
156
|
35
|
179
|
40
|
165
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8-φ12
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GI-200
|
200
|
275
|
250
|
208
|
40
|
208
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40
|
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
|
258
|
45
|
234
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45
|
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
|
55
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300
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55
|
350
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8-φ14
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GI-400
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400
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500
|
465
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408
|
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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