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 with ...

In January 2004, a U.S. power plant employee was struck by metal fragments and killed as the result of an electric actuator failure. Before the failure, a wedge gate valve on a boiler feedwater line ...

At times a driver needs to quickly drop a working rig’s rear suspension, such as to gain more clearance under low openings or when backing under a trailer. Nothing works better for such situations ...