GDQ
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GDQ型气动高真空挡板阀是通过电磁换向阀改变气路方向，控制执行气缸驱动阀门作启闭运动。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。
带反馈信号装置。
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GDQ
Pneumatic High Vacuum Flapper Valve
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GDQ pneumatic high vacuum flapper valve uses solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the valve opened and closed. It is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.
With signal feedback device.
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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(轴封为橡胶)
105～1.3×10-5Pa(轴封为波纹管)
阀门漏率:Valve Leak Rate
≤1.3×10-4Pa.L/S.(轴封为橡胶)
≤1.3×10-5Pa.L/S.(轴封为波纹管)
适用温度:Applicable Temperature
-25～+80℃(丁腈橡胶)
-30～+150℃(氟橡胶)
气源压力:Annoy pressure
0.4～0.6MPa
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主要零件材料
Materials of Main Parts
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阀体、阀盖、阀杆:铝合金、碳钢或不锈钢
密封件:丁腈橡胶、氟橡胶、波纹管(轴封)。
Body, bonnet and stem: aluminium alloy, carbon steel or stainless steel
Sealing element: NBR, Viton, bellows(shaft seal)
CONSTRUCTION FIGHTS(mm)
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外形及连接尺寸(mm)
Overall and Connection Dimensions(mm)
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快卸法兰连接
Model
型号
DN
D1
D
A
H
B
W
法兰标准
GDQ-J10(b)
10
12.2
30
30
120
52
40
GB4982
GDQ-J16(b)
16
17.2
30
40
140
58
40
GDQ-J25(b)
25
26.2
40
50
150
58
40
GDQ-J32(b)
32
34.2
55
58
158
58
40
GDQ-J40(b)
40
41.2
55
65
183
75
50
GDQ-J50(b)
50
52.2
75
70
190
75
50
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活套法兰连接
Model
型号
DN
D
Do
D2
A
P
H
n-φc
DNy预抽口
法兰标准
GDQ-J50
50
110
90
55
70
95
278
4-φ9
GB6070
GDQ-J63
63
130
110
68
88
108
360
4-φ9
GDQ-J80
80
145
125
85
98
133
379
8-φ9
GDQ-J100
100
165
145
105
108
159
394
8-φ9
GDQ-J(S)160
160
225
200
165
158
240
555
8-φ11
DN40 GB4982
GDQ-J(S)200
200
285
260
208
200
280
623
12-φ11
DN50 GB6070
GDQ-J(S)250
250
335
310
258
208
350
663
12-φ11
DN63 GB6070
GDQ-J(S)320
320
425
395
328
250
425
832
12-φ14
DN80 GB6070
GDQ-J(S)400
400
510
480
410
330
530
1120
16-φ14
DN100 GB6070
GDQ-J(S)500
500
610
580
510
360
630
1036
16-φ14
DN125 GB6070
GDQ-J(S)630
630
750
720
642
450
750
1415
20-φ14
DN160 GB6070
GDQ-J(S)800
800
920
880
815
530
920
1850
24-φ14
DN200 GB6070
GDQ-J(S)150
150
220
195
156
158
160
555
8-φ12
DN40 GB4982
JB919
GDQ-J(S)300
300
380
350
308
250
250
832
8-φ14
DN80 GB6070
GDQ-J(S)600
600
710
670
610
450
750
1415
12-φ21
DN150 GB919