Pressure Safety Relief Valve

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Technical Specifications for Pressure Safety Relief Valve

Pressure Safety Relief Valve

Shree Ganesh Engineering Works, under the brand name MESCO, is a reputed manufacturer and exporter of Pressure Relief Valves and Safety Valves.

Our valves are engineered to protect pipelines, pressure vessels, and equipment from overpressure conditions — ensuring safe operation, reliability, and long service life in critical applications.

We proudly serve industries such as:

  • Oil & Gas
  • Petrochemical & Refinery
  • Power Generation
  • Water & Steam Systems
  • Fertilizer & Chemical Plants
  • Pharmaceutical & Food Processing

Key Features of Safety & Pressure Relief Valves

  • Automatic protection against overpressure conditions
  • Accurate pressure release and quick reseating
  • Durable design for high temperature and corrosive media
  • Low maintenance and long service life
  • Available in spring-loaded or pilot-operated designs
  • Complies with international standards (API, ASME, ISO)
  • Custom-built valves available for specific pressure or temperature requirements

Technical Specifications

  • Size Range: 15 mm to 300 mm (½” to 12”)
  • Body Material:
  • Carbon Steel (A216 WCB)
  • Stainless Steel (SS304, SS316, SS410)
  • Cast Steel / Cast Iron
  • Alloy Steel (F11, F22)
  • Bronze / Brass (for low-pressure applications)
  • Trim / Internal Parts: Stainless Steel / Monel / Hastelloy / Bronze
  • End Connections: Flanged, Screwed, Socket Weld, Butt Weld (ANSI, DIN, BS standards)
  • Set Pressure Range: 0.5 bar to 400 bar
  • Temperature Range: –50°C to +550°C (depending on material)
  • Seat Type: Metal-to-Metal or Soft Seat (PTFE, NBR, Viton)
  • Testing Standard: API 527 / API 520 / API 526 / BS EN 12266

Product Range – Pressure Relief & Safety Valves

We manufacture and supply a complete range of MESCO Safety and Pressure Relief Valves, including:

  • Spring Loaded Safety Valve – For steam, gas, and air applications
  • Pilot Operated Safety Relief Valve – For precise pressure control
  • Thermal Relief Valve – For thermal expansion in pipelines
  • Full Lift Safety Valve – For high-capacity discharge applications
  • Low Lift & Conventional Type Safety Valve
  • Pressure Relief Valve (PRV) – For liquid, steam, and gas service
  • Flanged, Threaded, and Welded End Valves – As per system design

Applications

  • Steam Boilers & Pressure Vessels
  • Compressors & Pumps
  • Chemical Reactors
  • Gas Storage Systems
  • Heat Exchangers
  • Water and Steam Pipelines
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Spring-Loaded Safety Relief Valve Flange End

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Spring-Loaded Safety Relief Valve Screwed End

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