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上海吉迈阀门制造有限公司主要生产≦GDQ型气动高真空挡板阀≧也是国内真空阀门生产商之一。公司经营范围:阀门,管件,流体设备的生产，加工，销售，管道配件，建筑材料，五金交电，自控设备的销售，从事货物及技术的进出口业务！欢迎新老客户来电，来函，我们将竭诚为您提供满意的服务！
GDQ型－气动高真空挡板阀
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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
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105～1.3×10-4Pa(轴封为橡胶)
105～1.3×10-5Pa(轴封为波纹管)
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阀门漏率：Valve Leak Rate
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≤1.3×10-4Pa.L/S.(轴封为橡胶)
≤1.3×10-5Pa.L/S.(轴封为波纹管)
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适用温度：Applicable Temperature
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-25～+80℃(丁腈橡胶)
-30～+150℃(氟橡胶)
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气源压力：Annoy pressure
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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)
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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
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Model
型号
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DN
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D1
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D
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A
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H
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B
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W
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法兰标准
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GDQ-J10(b)
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10
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12.2
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30
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30
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120
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52
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40
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GB4982
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GDQ-J16(b)
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16
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17.2
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30
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40
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140
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58
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40
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GDQ-J25(b)
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25
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26.2
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40
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50
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150
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58
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40
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GDQ-J32(b)
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32
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34.2
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55
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58
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158
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58
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40
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GDQ-J40(b)
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40
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41.2
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55
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65
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183
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75
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50
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GDQ-J50(b)
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50
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52.2
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75
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70
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190
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75
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50
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活套法兰连接
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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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D2
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A
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P
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H
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n-φc
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DNy预抽口
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法兰标准
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GDQ-J50
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50
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110
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90
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55
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70
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95
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278
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4-φ9
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GB6070
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GDQ-J63
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63
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130
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110
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68
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88
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108
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360
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4-φ9
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GDQ-J80
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80
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145
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125
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85
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98
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133
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379
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8-φ9
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GDQ-J100
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100
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165
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145
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105
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108
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159
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394
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8-φ9
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GDQ-J(S)160
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160
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225
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200
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165
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158
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240
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555
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8-φ11
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DN40 GB4982
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GDQ-J(S)200
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200
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285
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260
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208
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200
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280
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623
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12-φ11
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DN50 GB6070
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GDQ-J(S)250
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250
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335
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310
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258
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208
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350
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663
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12-φ11
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DN63 GB6070
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GDQ-J(S)320
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320
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425
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395
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328
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250
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425
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832
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12-φ14
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DN80 GB6070
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GDQ-J(S)400
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400
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510
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480
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410
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330
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530
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1120
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16-φ14
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DN100 GB6070
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GDQ-J(S)500
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500
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610
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580
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510
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360
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630
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1036
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16-φ14
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DN125 GB6070
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GDQ-J(S)630
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630
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750
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720
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642
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450
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750
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1415
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20-φ14
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DN160 GB6070
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GDQ-J(S)800
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800
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920
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880
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815
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530
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920
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1850
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24-φ14
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DN200 GB6070
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GDQ-J(S)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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138
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160
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555
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8-φ12
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DN40 GB4982
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JB919
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GDQ-J(S)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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250
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250
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832
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8-φ14
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DN80 GB6070
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GDQ-J(S)600
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600
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710
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670
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610
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450
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750
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1415
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12-φ21
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DN150 GB919
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