Poduct Descriptionr

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

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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

Material:

• body: 316L, Brass
• bonnet: 316L, Brass
• diaphragm: 316L
• strainer: 316L(10μm)
• seat: PCTFE, PTFE, Vespel
• spring: 316L
• stem: 316L

Application:

• laboratory
• gas chromatography
• gas lasers
• gas bus-bar
• petrochemical industry
• testing equipment