2 Suitable medium :
Natural gas, artificial coal gas, liquefied petroleum gas， mash gas and other non-corrosive gas.

2 Technical parameter :
Inlet pressure p1:≤0.4MPa
Outlet pressure p2:1～5KPa; 5～10KPa; 10～20KPa; 20～30; 30～50Kpa
Regulating precision δ：±10%
Closing pressure Pb:≤1.2P2n
Ambient temperature: -20～60℃
Specification: DN50, DN80, DN100, DN150, DN200

2 Features :
1. It is produced and inspected according to GB16802-1997 “City Gas Pressure Regulators” and other related standards
2. Modular structure
3. Large flow capacity, fast response and high accuracy
4. Little requirement for cleanliness of gas
5. Easy in installation and adjustment, convenient in operation