Diaphragm Seal 1/4'' 316L SS 3000 PSI Gas Cylinder Regulator
Product Description:
R31 series stainless steel pressure regulator, double stage diaphragm reducing structure, stable input pressure, suitable for high purity gas, standard gas, corrosive gas etc.
Design Features:
- Five hole designof the body
- Double-stage pressure-reducing structure
- Metal-to-metal 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
Technical Data:
- Maximum inlet pressure: 3000, 500psig
- output pressure:0~25, 0~50, 0~100, 0~250psig
- safety testing pressure: 1.5 times of maximum inlet pressure
- working temperature: -40~+165 deg F(-40~+74 deg C)
- leakage rate: 2×10-8 atm cc/sec He
- CV value=0.06
Application:
- laboratory
- gas chromatography
- gas lasers
- gas bus-bar
- petrochemical industry
- testing equipment
Material:
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) |
FAQ
Q. Are you manufacturer?
A. Yes, we are manufacturer.
Q.What is lead time?
A.3-5days. 7-10 days for 100pcs
Q. How do I order?
A.You can order it from Alibaba directly or send us a inquiry. We will reply you within 24 hours
Q. Do you have any certificates?
A. We have CE certificate.
Q. What materials do you have?
A. aluminium alloy and chrome plated brass are available. The picture shown is chrome plated brass. If you need other material, pls contact us.
Q. What is maximum inlet pressure?
A.3000psi (about 206bar)
Q. How do I confirm inlet connnection for cylidner?
A. Pls check cylinder type and confirm it. Normally, it is CGA5/8 male for Chinese cylinder. Other cylidner adapter are also
available e.g CGA540, CGA870 etc.
Q. How many types for connecting cylinder?
A. Down way and side way. (you can choose it)
Q. What is product warranty?
A: The free warranty is one year from the day of Commissioning qualified.If there is any fault for our products within the free warranty period, we will repair it and change the fault assembly for free.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.