Flanged Ball Valve
Ball valves for fast opening and shut-off with reliable sealing in compact pipeline assemblies.
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Ball Valves
GUQ Pneumatic High Vacuum Ball Valve
GUQ Pneumatic High Vacuum Ball Valve for industrial valve automation and pipeline control applications.
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GUQ Pneumatic High Vacuum Ball Valve
- The GUQ pneumatic high vacuum ball valve uses compressed air as power, driving the ball valve through a pneumatic device to connect or cut off the medium flow in the vacuum system pipeline.
- The working medium applicable to the valve is gas or liquid with acid or alkali properties.
Main Technical Performance
Applicable Range Pa
${10}^{5} \sim 1 \times {10}^{-3}$
Leak Rate Pa.L/s
$< 1 \times {10}^{-3}$
Medium Temperature °C
-25~+120
Air Source Pressure MPa
0.4~0.6
Installation Position
Any
Dimensions and Connection Sizes
Model
DN (mm)
Dimensions (mm)
Connection Standard
D
${\mathrm{D}}_{1}$
${\mathrm{D}}_{2}$
G
C
E
H
n-Φc
GUQ-16(P)
16
-
-
-
G1/2"
68.4
189.5
178
-
Figure 1
GUQ-25(P)
25
-
-
-
G1"
94
209.5
198
-
GUQ-32(P)
32
-
-
-
G1 1/2"
118
229.5
214
-
GUQ-40(P)
40
-
-
-
G2"
128
244
236
-
GUQ-16(V)
16
30
-
17.2
-
83.8
189.5
178
-
GB4982 Figure 2
GUQ-25(V)
25
40
-
26.2
-
114
209.5
198
-
GUQ-32(V)
32
55
-
34.2
-
140
229.5
214
-
Figure 2
GUQ-40(V)
40
55
-
41.2
-
160
244
236
-
GB4982 Figure 2
GUQ-16(R)
16
60
45
22
-
99.8
189.5
178
4-Φ6.6
GB6070 Figure 3
GUQ-25(R)
25
70
55
29
-
114
209.5
198
4-Φ6.6
GUQ-32(R)
32
90
70
36
-
140
229.5
214
4-Φ9
GUQ-40(R)
40
100
80
44
-
160
244
236
4-Φ9
GUQ-50
50
110
90
55
-
170
330
290
4-Φ9
GUQ-80
80
145
125
85
-
203
355
290
8-Φ9
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