Pressure Relief Safety Valve
The Pressure Relief Safety Valve from Petrotec Valves is engineered to protect pipelines, pressure vessels, and equipment from overpressure by automatically venting excess fluid when system pressure exceeds the set limit. It is a critical component in ensuring plant safety and operational reliability across a wide range of industries.
- Sizes : ½” to 12” (DN15 – DN300)
- Pressure Ratings : Class 150 – 300 / PN10 – PN40 (customizable up to higher classes)
- Temperature Range : –29°C to +450°C (depending on material grade)
- Body/Bonnet: Carbon Steel (WCB),
Forged Steel (A105),
Stainless Steel (SS 304, SS 316),
Alloy Steel - Disc/Seat: Stainless Steel, Hard-Faced Alloys, Stellite
- Spring: High Tensile Alloy Steel / Stainless Steel
- Trim Options: SS 410, SS 316, Duplex Steel, Monel (for corrosive services)
- Designed for accurate and consistent pressure relief
- Available in full lift and proportional lift designs
- Flanged and screwed end connections for installation flexibility
- Adjustable set pressure to meet system requirements
- Quick response to overpressure conditions
- Leak-tight sealing with precision lapped seats
- Corrosion-resistant trims and durable body materials
- Compact design for space-saving installation
- Long service life with minimal maintenance
Every valve undergoes stringent testing as per API 598 / BS EN 12266, and is manufactured to conform with ASME Section VIII, API 520/526, DIN, and ISO standards, ensuring safe, reliable, and efficient operation under demanding service conditions.
