Question: Our hot-water heater safety-pressure valve runs all the time and drains all the water out of the tank. Why? Answer: All water heaters have a valve to control temperature and pressure that is ...

Benoni-based industrial solutions company RHVI Group is marketing the safety-valve testing service AccuTEST for operating pressures of up to 140 bar to the South African mining industry, says RVHI ...

Question: Our water heater’s safety pressure valve runs all the time and drains water out of the tank. Why? Answer: Water heaters have a temperature-and pressure-relief valve designed to prevent the ...

SwRI offers clients the ability to test material compatibility and performance, as well as fire technology services such as fire testing of non-metallic seals, risk and hazard assessment, hydrogen ...

Pressure relief valves (PRVs) are a critical line of defense for pressure vessel protection in the power industry. Generating facilities worldwide depend upon these devices to sense and quickly ...

The Neles ValvGuard VG9000 safety valve controller is now available in a Hart version, in addition to a Foundation Fieldbus version. TÜV Rheinland has certified VG9000 as compliant with IEC61508, up ...

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 ...

Boiler breakdowns can cost thousands of dollars for equipment repairs as well as hundreds of thousands of dollars for additional property damage and business income losses. Regular inspection of ...

During one of our never-ending technical discussions, Jim Grubbs at Jim Grubbs Motorsports (JGM) suggested that we take a look at the flow difference between 30- and 45-degree valve seats. While ...