Product Details
R31 series stainless steel pressure reducer, double stage diaphragm
pressure reducing structure, stable output pressure, used in high
purity gas, standard gas, corrosive gas, etc.
TYPICAL APPLICATIONS
- Laboratory
- gas chromatography instrument
- gas laser gas, gas manifold
- petrochemical industry
- test equipment.
DESIGN FEATURES
- Five hole designof the body
- Double-stage pressure-reducing structure
- Metal-to-meta diaphragm seal
- Body thread: input and output connection 1 / 4 NPT (F)
- Easy to clean internal structure
- Filter element installed internally
- Panel mounting and wall mounting available
- Optional outlet:needle valve,diaphragm valve
SPECIFICATION
- Maximum inlet pressure:3000,500psig
- Output pressure:0~25,0~50,0~100,0~250psig
- Safety testing pressuress:5 times of max pressure
- Working tem:-40℃~+230℃
- Leakage rate:2x10-8cc/sec He
- Cv:0.06
MATERIAL
- Body:316L,Brass
- Bonnet:316L,Brass
- Diaphragm:316L
- Strainer:316L(10um)
- Seat:PCTFE,PTFE,V,eapel
- Spring:316L
- Stem:316L
ORDERING INFORMATION
R31 | L | B | G | G | 00 | 00 | 02 | P |
Item | Body Materia | Body Hole | Inlet pressure | Outlet pressure | Pressure gauge | Inlet size | Outlet size | Options |
R31 | L:316 | M | D:3000psi | G:0-250psig | G:MPa gauge | 00:1/4 NPT(F) | 00:1/4 NPT(F) | P:panel mounting |
| B:Brass | Q | F:500psi | I:0_100psig | P:Psig/bar gauge | 01:1/4 NPT(M) | 01:1/4 NPT(M) | R:With relief valve |
| | |
| K:0-50psig | W:No gauge | 23:CGA330 | 10:1/8 OD | N:With needle valve |
| | |
| L:0-25psig |
| 24:CGA350 | 11:1/4 OD | D:With diaphragm valve |
| | |
| Q:30 Hg Vac-30psig |
| 27:CGA580 | 12:3/8OD | |
| | |
| S:30 Hg Vac-60psig |
| 28:CGA660 | 15:6mm OD | |
| | |
| T:30 Hg Vac-100psig |
| 30:CGA590 | 16:8mm OD | |
| | |
| U:30 Hg Vac-200psig |
| 52:G5/8-RH(F) | 74:M8X1-RH(M) | |
| | | | |
| 63:W21.8-14H(F) | | |
| | | | |
| 64:W21.8-14LH(F) | | |
Company Profile
WOFLY is a leading Manufacturer, Supplier and Exporter of a wide
range of gas equipements, available under the brand name AFK &
Afklok. Wofly's success yields from high-quality, innovative
products, exceptional customer service, and unequaled technical
expertise in the gas& oil industry.
WOFLY offers an extensive line of components including tube
fittings, control valves, shut-off and solenoid valves, pressure
relief and regulators.Through the years we have learned how to
properly match the gas regulation equipment with the application.
Using the proper equipment for the job eliminates problems such as
contamination, pressure variances, safety issues, and equipment
mismatch.

To expand the market, with CE and ISO9001 certificated, Shenzhen
WoflyTechnology Co., Ltd becomes more professional to provide
better service and get more chance from customers.

Our products are widely sold with warm acceptance from our
distributors all over the world. And we have rich export experience
in many countries, like USA, Canada, Mexico, UK, German,
Switzerland, Italy, Spain, France, Japan, Vietnam, Indonesia,
Malaysia, Singapore, etc.
