• Shenzhen Wofly Technology Co., Ltd.
    Dariof Fassini
    All perfect. Quality is 4.5 on 5 but quality to price ratio is excellent.
  • Shenzhen Wofly Technology Co., Ltd.
    Jasper Mokkink
    I have had an great experience ordering from Wolfy! The communication was always quick and clear. Adding parts to your order after you made your payment is also accepted by Wolfy. They are also willing to hold your order for a little bit if you need time to decide what additional parts you would like to add. I ordered compression fittings.
Contact Person : Catlin Zeng
Phone Number : 0086-13430639757
WhatsApp : +8613430639757

AFK SS R31 Precision Pressure Gauge Helium Gas Regulator Two Stage

Place of Origin Guang dong,China
Brand Name AFK
Certification CE Rosh
Model Number R31
Minimum Order Quantity 1-99 pieces per week
Price Negotiable
Packaging Details Each piece with a PP bag first, then put in a small box, outside is in carton.
Delivery Time 5-8 days
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 3500 pieces per week

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Product Details
Apprecation Pure Gases, Standard Gases, Corrosive Gases And So On Output Pressure 0-25,0-50,0-100, 0-250PSI
Working Temperature -23~+74 Deg C Model NO. R31
Seat PCTFE Port Shenzhen
High Light

flow control valve


gas cylinder regulator

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Product Description

China Famouse Professional Manufature AFK SS R31 helium gas regulator two stage


Product Deription


R31 series stainless steel pressure regulator, double stage diaphragm reducing structure, stable input pressure, suitable for high purity gas, standard gas, corrosive gas etc.


Maximum Inlet Pressure


Outlet Pressure Ranges

0~25, 0~50, 0~50,0~250,0~500psig

Safety test pressure

1.5 times maximum inlet pressure

Operating Temperature

-40°F to 165°F / -40°c to 74°c

Leakage Rate Against Atmosphere

2*10-8atm cc/sec he

Cv value






316L. Brass









Plunger valve core



Detail Image


AFK SS R31 Precision Pressure Gauge Helium Gas Regulator Two Stage 0