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

2 Performance features :
1. Modular structure
2. Large flow capacity, fast response high accuracy
3. High pressure regulation accuracy
4. Easy in installation and adjustment, convenient in operation

2 Technical parameter :
Inlet pressure p1: 0.2～4.0MPa
Outlet pressure p2: 0.02～2.5MPa
Regulating precision δ：±5%
Closing pressure Pb:≤1.2P2n
Ambient temperature: -20～60℃
Specification: DN25(Optional valve port diameter ) DN50(Optional valve port diameter ) DN80 (Optional valve port diameter ) DN100 DN150 ( ) DN200