Description
Pressure Relief and Safety Valves are critical components engineered to automatically release excess pressure from vessels or pipelines when preset limits are exceeded. These valves safeguard systems from damage, rupture, or hazardous failures by maintaining controlled pressure levels. Available in high-pressure, pilot-operated, and spring-loaded configurations, they deliver dependable protection for gas, steam, and liquid applications. Each valve is built to meet stringent international safety and performance standards for industrial and process operations.
Technical Specifications:
| Parameter | Specification |
|---|---|
| Size Range | ½” to 12” (DN15 to DN300) |
| Body Materials | Carbon Steel, Stainless Steel, Alloy Steel, Bronze, or Cast Iron |
| Pressure Ratings | ASME Class 150 to 2500 / up to 6000 psi |
| Temperature Range | -46°C to +550°C (depending on material and media) |
| Valve Type | Spring-Loaded, Pilot-Operated, or High-Pressure |
| End Connections | Flanged, Threaded (NPT/BSP), Butt Weld, or Socket Weld |
| Set Pressure Range | 0.5 bar to 600 bar |
| Standards & Design Codes | API 520 / 526 / 527, ASME Section VIII, ISO 4126 |
Key Features:
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Automatic and precise overpressure protection.
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Quick response and reliable reseating characteristics.
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Available in high-pressure, pilot-operated, and spring-loaded designs.
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Corrosion- and temperature-resistant materials for extended service life.
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Adjustable set pressure for various media (liquid, gas, steam).
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Low maintenance and easy inspection design.
Applications:
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Pressure Vessels and Boilers
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Compressors and Pumps
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Chemical & Petrochemical Plants
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Oil & Gas Processing Facilities
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Power Generation and Steam Systems
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Water Treatment and Industrial Gas Networks
Certifications & Global Compliance:
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API 520 / 526 / 527 – Safety and Relief Valve Design & Testing
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ASME Section VIII – Pressure Vessel Safety Standards
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ISO 9001 – Quality Management System
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CE / PED – European Pressure Equipment Directive Compliance
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ATEX / NACE – Optional for hazardous or corrosive environments
📩 For sizing assistance, pressure setting calculations, or technical support, contact: sales@smpssystems.com
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