Nirmal Industrial Controls

SR07 Series

Spring-loaded safety relief valve for overpressure protection in process plants, refineries, and gas installations.

The SR07 Series are spring-loaded safety relief valves designed for overpressure protection in process plants, refineries, boilers, and gas distribution systems. The full lift design provides high capacity overpressure relief. Available in a wide range of body sizes, pressure ratings, and material combinations for compatibility with various process fluids and gases.

Key Features

  • Full Lift Design — Full lift at 10% overpressure for high capacity relief performance.
  • Wide Pressure Range — Available for a wide range of set pressures from low to high pressure.
  • Material Versatility — Available in carbon steel, stainless steel, and alloy materials for process compatibility.
  • Certifications — Available with IBR, ASME, and other international certifications.
  • Easy Maintenance — Spring housing and internals replaceable without removing body from line.

Applications

  • Process plants and refineries
  • Boilers and pressure vessels
  • Gas distribution systems
  • Chemical equipment
  • Air compressors

Technical Specifications

Body Sizes½″ to 8″ — ANSI B16.5 Class 150 & 300
Set Pressure Range0.3 Barg to 350 Barg
CertificationIBR, ASME, ISO 9001:2015
Temperature Range-50°C to 400°C (material dependent)
End ConnectionFlanged — ANSI B16.5