Pressure Relief Valve Testing

Ensuring safety, reliability and peace of mind

Ensuring safety and compliance

Pressure relief valve (PRV) testing is essential for protecting personnel, equipment and processes from the risks of overpressure. Regular testing confirms that valves open at the correct set pressure, relieve excess pressure effectively and reseat properly, ensuring reliable operation in critical applications.

Understanding industry standards

Industry standards such as API 526, API 527, EN ISO 4126, PED 2014/68/EU and the ASME Boiler and Pressure Vessel Code define best practices for PRV testing and maintenance. Compliance with these standards helps ensure accurate, repeatable results while supporting regulatory requirements and plant safety.

With extensive expertise in both gas and liquid PRV testing, we can advise on the most appropriate testing methods, applicable industry standards and compliance requirements for your specific application.

Bench testing vs in-situ testing

Choosing the right testing method depends on your operational needs. Traditional bench testing, requires valve removal but enables a complete inspection, repair and precise calibration. On the other hand, in-situ testing allows valves to be tested while they remain in service, minimizing downtime and providing performance data under real operating conditions. 

No test is stronger than its data

Accurate documentation is just as important as the test itself. That is why we have developed our own ‘CRS’ software platform to digitally record, structure and manage every essential detail of the valve testing process.

From valve identification and set pressures to results, adjustments, technician information and test dates, our system creates a complete and traceable maintenance history.

In addition, we are committed to meeting our customers’ specific needs by offering flexible solutions, including customized certificate layouts, ERP interfaces and even complex MES production integrations. 

We know the drill

Our test equipment delivers precise measurement of set pressure, seat leakage and blowdown using calibrated instrumentation and automated data capture.

We know the drill when it comes to selecting the right equipment for the job, ensuring every solution is matched to your testing requirements.

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