Product Details

High quality GIQ High Vacuum Electric Pneumatic 4 inch butterfly valve

GIQ pneumatic high vacuum butterfly valve uses solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the butterfly valve opened abd closed. it is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases. They may be fitted with signal feedback device and electropneumatic valve positioner.

Materials of Main Parts

Body, bonnet and stem: carbon steel or stainless steel Sealing element: NBR, Viton

Main Technical Performance

Applicability	105~1.3*10-4Pa
Valve Leak Rate	≤1.3*10-4Pa.L/S
Applicable Temperature	-25~+80°C( Nitrile rubber ) -30~+150°C( Fluorine rubber )
mains voltage	0.4~0.6MPa
Mounting Direction	all ok

Technical parameters:

DN(mm)	32	40	50	65	80	100	125	150	200	250	300
APPLICABLITY (Pa)	133.310-4 ~ 1.0205
APPLICABLE TEMPERATURE (℃)	-25~80
FLANGE	JB/T919 GB/T6070
VALVE LEAK RATE (L/s)	≤1.33*0-4
Conductance (molecular flow) (L/s)	25	48	97	178	260	546	938	1328	2611	3962	6159

Overall and Connection Dimensions (mm)

Model	DN	D	Do	D1	B	H	B1	L	n-Φc
GIQ-40	40	85	70	44	22	162	90	104	4-Φ7
GIQ-50	50	110	90	55	22	175	90	104	4-Φ7
GIQ-65	65	125	105	70	26	198	102	140	4-Φ9
GIQ-80	80	145	125	85	30	208	102	140	4-Φ9
GIQ-100	100	170	145	105	30	220	102	140	4-Φ12
GIQ-150	150	220	195	156	35	272	115	164	8-Φ12
GIQ-200	200	275	250	208	40	330	205	190	8-Φ12
GIQ-250	250	330	300	258	45	335	205	190	8-Φ14
GIQ-300	300	380	350	308	55	426	152	247	8-Φ14
GIQ-400	400	500	465	410	60	520	180	308	8-Φ18
GIQ-500	500	600	565	510	80	643	220	378	12-Φ18
GIQ-600	600	710	670	610	100	760	270	524	12-Φ21
GIQ-800	800	920	880	815	130	962	320	648	20-Φ21
GIQ-1200	1200	1440	1404	1280	150	1360	385	1480	36-Φ19