In steam boiler applications, pressure relief valves (PRVs) are the silent sentinels — the last line of defense against potentially disastrous overpressure situations. In a perfect world, boiler ...

High-pressure steam boilers were blowing up all across the land and a big reason for that had to do with the relief valves of the time. These were longish levers with a pivot point on the boiler end, ...

For the past 15 years, pilot-operated safety relief valves (POSRVs) have effectively and reliably protected economizers on Section I power boilers in overpressure situations, working in tandem ...