Product Details
Place of Origin: China
Brand Name: AFK
Certification: CE
Model Number: R31-1
Payment & Shipping Terms
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Special packaging
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 5000pcs
Inlet Pressure Range: |
4000psi |
Outlet Pressure Range: |
200psi |
Inlet Connection: |
CGA320 |
Outlet Connection: |
1/4"NPTF |
CV: |
0.05 |
Weight: |
2.5kg |
Material: |
Stainless Steel,316 |
Warranty: |
1 Year |
Color: |
Silver |
Inlet Pressure Range: |
4000psi |
Outlet Pressure Range: |
200psi |
Inlet Connection: |
CGA320 |
Outlet Connection: |
1/4"NPTF |
CV: |
0.05 |
Weight: |
2.5kg |
Material: |
Stainless Steel,316 |
Warranty: |
1 Year |
Color: |
Silver |
Features
1. Bipolar diaphragm structure
2. The corrugated diaphragm design has excellent sensitivity and life
3. It can be used for corrosive and toxic gases
4. Install a 20 micron filter element at the inlet
5. Oxygen environment application options are available
Technical Data
1. Maximum inlet pressure: 3000psi or 4500psi
2. Outlet pressure range: 0-30,0-60,0-100,0-150,0-250
3. Material of internal components:
Valve seat: PCTFE
Diaphragm: Hastelloy
Filter element: 316L
4. Working temperature: - 40 ℃ ~ + 74 ℃ (- 40 ℉ ~ + 165 ℉)
5. Leakage rate (helium):
Internal: ≤ 1x10-7 mbar L / S
External: ≤ 1x10-9 mbar L / S
6. Flow coefficient (CV): 0.05
7. Parent port:
Inlet: 1 / 4NPT
Outlet: 1 / 4NPT
Pressure gauge port: 1 / 4NPT
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) |
Project
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.
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