1st Stage Regulator Gas Pressure Regulating Valve
SQ 1st Stage Regulator Gas Pressure Regulating Valve supports industrial gas pressure regulator valve applications with stable pressure control safe operation modular installation and easier.
- Information
1st Stage Regulator Gas Pressure Regulating Valve Applications and Related Gas System Solutions
1st Stage Regulator Gas Pressure Regulating Valve

l Application
This regulator is designed specifically for two-stage depressurization of liquefied petroleum gas systems, and its function is to reduce the tank pressure to 10psig (0.69bar)
l Character
Long service life, excellent adjustment performance, outstanding overvoltage safety protection, convenient system detection function, excellent corrosion resistance, and excellent drainage performance
l Specs
Inlet pressure P1: 0.1MPa~1.7MPa
Outlet pressure P2: 4~6PSIG(0.28~0.41Bar)
8~12PSIG(0.55~0.83Bar)
Precision grade: AC10
Closing pressure level: SG10
Flow rate: 18-30Nm ³/h
Working temperature: -20℃~ 60℃
Nominal diameter: NPT Female threaded
DN15xDN15
DN20xDN20
Related gas system products: Primary Regulator Gas Pressure Regulating Valve, Type Approved 1st Stage Industrial Gas Regulator, Steam Pressure and Temperature Conditioning.
Frequently Asked Questions
What is a first-stage gas regulator?
It provides the first step of pressure reduction from high supply pressure to an intermediate working pressure.
What inlet and outlet pressures does it support?
Configured to your line. Request the datasheet for the exact ranges.
What connection sizes and standards are available?
Various DN and NPT ports and international standards; specify your line requirements.
Is it type-approved and safety-rated?
Yes, type-approved and safety-rated versions are available.
What media is it suitable for?
Natural gas, LPG, air and industrial gases.
What do you need for a quotation?
Media, inlet and outlet pressure, flow, port size and approval requirement.
Get a Tailored Quotation
Send your media, inlet/outlet pressure, flow and port size, and our engineers will recommend the right gas pressure regulator. Contact us to start your project.