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GI/ GIQ/ GI-C series Pneumatic high vacuum butterfly valve |
 Butterfly Valve
Features
GI/GIQ is used to cut through or to put through the air currents of vacuum tube or to apply for air and the work of non-corrosive gases medium.
GI-C is used to regulate gas flow of the vacuum system. Working medium is applicable to non-corrosive gases and air. Connecting flange standards is JB919.
Main technical performance
|
Model
|
GI-32
|
GI-40
|
GI-50
|
GI-65
|
GI-80
|
GI-100
| |
DN mm
|
32
|
40
|
50
|
65
|
80
|
100
| |
Application
|
Pa
|
10 5~6.7*10 -4
| |
mbar
|
10 3~6.7*10 -2
| |
Torr
|
0.75*103~5*10 -2
| |
Gaseous flow
rate
|
Pa.1/s
|
6.7*10 -4
| |
mbar.1/s
|
6.7*10 -3
| |
Torr.1/s
|
5*10 -3
| |
Pressure
difference on both side of the baffle(on)
|
Pa
|
?10 5
|
(When the
Sealed material is Butadiene - acrylonitrile rubber)
| |
mbar
|
?10 3
| |
Torr
|
?0.75*103
| |
Medium
temperature (?)
|
-25~+80 -30~+150
(When the Sealed material is Fluorine rubber)
| |
Install
position
|
Arbitrary
|
|
Model
|
GI-150
|
GI-200
|
GI-250
|
GI-300
|
GI-400
| |
DN mm
|
150
|
200
|
250
|
300
|
400
| |
Application
|
Pa
|
10 5~6.7*10 -4
| |
mbar
|
10 3~6.7*10 -2
| |
Torr
|
0.75*103~5*10 -2
| |
Gaseous flow
rate
|
Pa.1/s
|
6.7*10 -4
| |
mbar.1/s
|
6.7*10 -3
| |
Torr.1/s
|
5*10 -3
| |
Pressure
difference on both side of the baffle(on)
|
Pa
|
(When the
Sealed material is Butadiene - acrylonitrile rubber?
| |
mbar
| |
Torr
| |
Medium
temperature (?)
|
-25~+80 -30~+150
(When the Sealed material is Fluorine rubber)
| |
Install
position
|
Arbitrary
|
|