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Two stage regulators
  • R31

Design Features:

1.Five-ports design
2. Single stage construction 
3. Metal-to-metal diaphragm seals
4. Inlet and outlet ports:1/4〞NPT(F)
5. Minimal wetted surface area for less purging
6. Inlet filter
7. Easy panel and base mounting 
8. Needle valve,Diaphragm valve optional 

Typical applications:

1.Research labs
2.Research sampling systems
3.Laser gas systems
4.manifold systems 
5. Petroleum industry 
6. Testing of components 

Operation Parameters:

Maximum inlet pressure:500,3000 Pisg
Control pressure range:0~25,0~50,0~100,0~250psig 
Proof pressure:1.5 times operating pressure 
Operating temperature:-40°F~+165°F(-40℃ to 74℃)
Leak rate:2×10-8atm cc/sec He
Flow capacity:0.06

Materials:

Body:316L,Brass
Bonnet:300 Series stainless steel,Brass
Diaphragm:316L
Filter:316L(10µm)
Seat:PCTFE,PTFE.Vespel® 
Spring:316L
Main valve:316L

weight:

1.4kg

FLOW DATA


DIMENSIONS:


ORDERING INFORMATION:

Series: R31  
Body Materials:

 L

L:316L
B:Brass
Inlet Pressure:

 D

D:3000psig
F:500pisg

Outlet Pressure:

 G

G:0-250pisg 
I:0-100pisg 
K:0-50pisg
L:0-25pisg 
Q:30〞Hgvac-30 psig
S:30〞Hgvac-60 psig
T:30〞Hgvac-100 psig
U:30〞Hgvac-200 psig
Gauge Options:

 G

G:With Gauge(Mpa)
P:With Gauge(pisg/bar)
W:Without Gauge
Inlet Connection:

 00

00:1/4〞NPT(F)
01:1/4〞NPT(M)
23:CGA330 
24:CGA350
27:CGA580
28:CGA660
30:CGA590
52:G5/8〞-RH(F)
63:W21.8-14RH(F)
64: W21.8-14LH(F) 
Other connections are available
Outlet Connection:

 00

00:1/4〞NPT(F)
01:1/4〞NPT(M)
10:1/8〞Tube Fitting 
11:1/4〞Tube Fitting
12:3/8〞Tube Fitting
15:6㎜Tube Fitting
16:8㎜Tube Fitting 
74:M8×1-RH(M)
Other connections are available
options:

 P

P:Panel
R:Relief Valve
N:Needle Valve 
D:Diaphragm Valve
 
 
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