| ■ |
GI型高真空蝶閥用於接通或切（qiē）斷真空管路中的氣流。適用介質為純淨空氣和非腐蝕性氣體。 |
|
| |
| ■ |
GI高真（zhēn）空（kōng）蝶閥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. |
|
| |
| ■ |
GI高真空蝶閥主要技術性能
Main Technical Performance |
| |
| |
■
■
■ |
| 適用範圍：Applicability |
105～1.3×10-4Pa |
| 閥門漏（lòu）率：Valve Leak Rate |
≤1.3×10-4Pa.L/S. |
| 適用溫（wēn）度：Applicable Temperature |
-25～+80℃(丁（dīng）腈橡膠)
-30～+150℃(氟橡膠（jiāo）) |
| 安裝（zhuāng）方向：Mounting Direction |
任意 |
|
|
| |
| ■ |
主要零件材料
Materials of Main Parts |
| |
| |
■
■ |
閥體（tǐ）、閥蓋、閥杆：碳鋼或不鏽鋼
密（mì）封件：丁腈（jīng）橡膠、氟橡膠。
Body, bonnet and stem: carbon steel or stainless steel
Sealing element: NBR, Viton |
|
| |
| CONSTRUCTION FIGHTS(mm) |
| |
| ■ |
外形及（jí）連接尺寸(mm)
Overall and Connection Dimensions(mm) |
|
|
|
|
Model
型（xíng）號
|
DN
|
D
|
Do
|
D1
|
B
|
H
|
B1
|
L
|
n-φc
|
|
GI-32
|
32
|
78
|
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
|
4-φ9
|
|
GI-100
|
100
|
170
|
145
|
105
|
30
|
153
|
38
|
135
|
4-φ12
|
|
GI-150
|
150
|
220
|
195
|
156
|
35
|
179
|
40
|
165
|
8-φ12
|
|
GI-200
|
200
|
275
|
250
|
208
|
40
|
208
|
40
|
185
|
8-φ12
|
|
GI-250
|
250
|
330
|
300
|
258
|
45
|
234
|
45
|
300
|
8-φ14
|
|
GI-300
|
300
|
380
|
350
|
308
|
55
|
300
|
55
|
350
|
8-φ14
|
|
GI-400
|
400
|
500
|
465
|
408
|
60
|
340
|
60
|
500
|
8-φ18
|
|
