Pressure Safety Valves

Approx. Rs 5,000 / PieceGet Latest Price

Pressure Safety Valves (PSVs) are critical safety devices designed to automatically release pressure from vessels, pipelines, or systems when internal pressure exceeds the preset limit. Once pressure normalizes, the valve reseats and restores the system's sealed state. These valves are widely used to protect equipment in applications involving steam, air, gas, and liquid.

• Valve Type: Spring-loaded / Pilot-operated Pressure Safety Valve

• Material Options:

  • Body: Carbon Steel (WCB), Stainless Steel (SS304, SS316), Cast Iron, Bronze

  • Trim: SS304 / SS316 / Monel / Inconel (on request)

• Set Pressure Range: 0.5 bar to 400 bar (customizable)

• Size Range: ½" to 12" (DN15 to DN300)

• End Connections:

  • Flanged (ANSI B16.5 / DIN / JIS)

  • Screwed (BSP/NPT)

  • Socket Weld / Butt Weld (optional)

• Discharge Capacity: As per API 520 / ISO 4126

• Temperature Range: -196°C to +550°C

• Seat Type: Metal-to-metal / Soft seat for tight shut-off

• Operation Mode: Pop-action or modulating type

• Automatic Pressure Relief
  Opens rapidly upon exceeding the set pressure to protect equipment from damage.

• Resealing Functionality
  Closes automatically when normal conditions are restored.

• Wide Application Range
  Suitable for gas, steam, air, vapor, and fluid systems.

• Corrosion-Resistant Design
  Body and internals are selected to suit corrosive and high-temperature media.

• Precision Calibration
  Factory-set with test certification to ensure reliable performance.

• Optional Features
  Lever-operated test gag, open/closed bonnet, balanced bellows, and silencer outlet.

• Designed and tested as per:

  • API 520 / 521 / 526, ASME Section VIII, ISO 4126

• Pressure-tested to: API 598 / EN 12266

• Supplied with:

  • Material Test Certificate (MTC)

  • Set Pressure Calibration Certificate

  • CE, IBR, PED approvals available

• Pressure Vessels and Boilers

• Steam & Thermal Systems

• Petrochemical and Refinery Lines

• Water Heaters and Compressors

• Storage Tanks and Reactors

• Oil & Gas Pipelines

• HVAC and Utility Installations