GI/ GIQ/ GI-C series Pneumatic high vacuum butterfly valve

ButterflyValve
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