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O-ring hand Valve
Category: O-Ring Type Diaphragm hand vavle
Publish Time: 2013-06-23 14:40
• O-ring Type diaphragm hand valve is amanually-operated shutoff valve, which is applicable to one direction flow.
• O-ring Type diaphragm hand valve is used on the liquid, air suction or hot vapor piping of a freezer, cold store and airconditioning unit
Features:
• Equipped with two pieces of stainless steel diaphragm to prevent the valve from leakage within its service life.
• Nylon valve core is used and the valve could be closed with minimum torque.
• It is easy to operate and just turn one circle to make the valve full open or full close.
Technical Parameters:
Applicable Refrigerant
|
HCFC and HFC
|
Scope of Operating Pressure
|
-0.1MPa~2.1MPa
|
Applicable Medium Temperature
|
-25℃~+100℃
|
Air-tight Test Pressure
|
3.0MPa
|
Max. Operating Pressure
|
2.5MPa
|
Withstand Test Pressure
|
4.5MPa
|
Specification:
Model
|
Connection
|
KV
|
NB-1/2
|
1/2-Ring
|
1.3
|
NB-5/8
|
5/8O-Ring
|
1.8
|
Ovrrall Dimension:
Model
|
A
|
B
|
C
|
Ød
|
ØD
|
E
|
(F)
|
ØG
|
H
|
ØI
|
S
|
Thread M
|
eight(g)
|
NB-1/2
|
40
|
11
|
41.3
|
10
|
11.73
|
20
|
65.5
|
6
|
54
|
61
|
23
|
3/4-16UNF
|
385
|
NB-5/8
|
11.5
|
14.5
|
7/8-14UNF
|
395
|
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