Product description
Specifications relief valves are used for wall hung boiler system, to realize to relief the pressure and protect the system.
relief valves Rated pressure: 3bar Pressure proof strength: 4.5 kg/cm2 Operating pressure: 2.85-3.25 kg/cm2 Off pressure: more than 2.75 kg/cm2 Environment temperature: -40~+110oC Operating life: 50, 000times