Oxygen Standards series valve for Cylinder
Specification
|
No.
|
Type
|
Product
|
Medium
|
Working pressure
|
公称通径
|
Outlet Thread
|
Inlet Thread
|
Safety Temperature
|
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
pressure
|
|
-
|
-
|
-
|
-
|
wp/(Mpa)
|
DN (mm)
|
-
|
-
|
Mpa
|
|
1
|
QF-2
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
G5/8
|
GB8335 PZ27.8
|
21±1.5
|
|
2
|
QF-2B
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
G5/8
|
GB8335 PZ27.8
|
21±1.5
|
|
3
|
QF-2B3
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
G5/8
|
3/4-14-NGT
|
21±1.5
|
|
4
|
QF-2C
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
G5/8
|
GB8335 PZ27.8
|
NO
|
|
14
|
QF-2D
|
Neddle Type Valve
|
O2, Air,N2
|
15
|
4
|
(FEMALE)G5/8
|
GB8335 PZ27.8
|
NO
|
|
19
|
QF-2G
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
(FEMALE)G5/8
|
-
|
21±1.5
|
|
6
|
QF-6
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
(FEMALE)G5/8
|
GB8335 PZ27.8
|
21±1.5
|
|
14
|
QF-8
|
Coupling Type Valve
|
O2, Air,N2
|
15
|
4
|
G1/2
|
GB8335 PZ27.8
|
NO
|
|
15
|
QF-8A
|
Coupling Type Valve
|
O2, Air,N2
|
15
|
4
|
W21.8×1/14
|
GB8335 PZ27.8
|
NO
|
|
16
|
QF-8B
|
Coupling Type Valve
|
O2, Air,N2
|
30
|
3
|
W22×1/14
|
|
NO
|
|
17
|
QF-11
|
Diaphragm Type Valve
|
O2, Air,N2
|
15
|
2
|
W21.8×1/14
|
GB8335 PZ19.2
|
NO
|
|
18
|
QF-011
|
Diaphragm Type Valve
|
O2, Air,N2
|
15
|
2
|
W21.8×1/14
|
-
|
21±1.5
|
|
3
|
CGA540
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
CGA540
|
3/4-14-NGT
|
21±1.5
|
|
6
|
CGA540C
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
CGA540
|
1-11½-NGT
|
21±1.5
|
|
7
|
CGA5401/2
|
Flapper Type Valve
|
O2, Air,N2
|
15
|
4
|
CGA540
|
3/4-14-NGT
|
21±1.5
|
