FIG170 Pressure and Vacuum Relief Valves.

FIG170 Pressure and Vacuum Relief Valves FIG170 Pressure and Vacuum Relief Valves

FIG170 Pressure and Vacuum relief valves.


The Pressure and Vacuum Relief Valve relieves excess air or gas pressure and prevents formation of a vacuum that could cause the vessel to buckle due to external pressure. Available in SG Iron & bronze with stainless steel internals.


Size Range:
  • DN15 (1/2”) TO DN100 (4”)
Pressure Range:
  • DN15 (1/2”) TO DN25 (1”) = Maximum 13.0 BAR.G
  • DN40 (1 ½”) TO DN100 (4”) = Maximum 13.0 BAR.G
Pipe Connections:
  • Male X Female: BSP, BSPT, NPT or Flanged
Features and Benefits:
  • Able to accommodate customer’s connection requirements.
  • Full Cat IV PED approval.
  • Quality assurance approved to BS EN ISO 9001: 2008
Testing:

All Gresswell Relief Valves are given a hydraulic seat tightness test before leaving the factory and all valves are supplied pre-set. Special tests or witness testing can be arranged at extra cost.


Flow Substance:

Liquid


Gas



Applications:

Compressor, pipeline and reciever protection.


High pressure.