Dimensions & Weights

High Lift Bronze Safety Relief Valve Dimension Diagram
Valve Size (inch)1/23/411 1/41 1/22
Valve Size (mm)152025324050
A (mm)404656676779
B (mm)293740485671
C (mm)133162186215249303
Weight (Kg)

Pressure / Temperature

High Lift Bronze Safety Relief Valve Pressure/Temperature Graph

Pressure / Temperature Rating

Suitable for duty on AIr,Gas,Steam, HOt water (above100oc) and process liquid
Valves can be set 0.3-24 BarG
Body- Bronze -20 to 224oC
Trim- Stainless Steel EPDM -20 to 95oC
Stainless steelAflas from -20 to 200oC
Stainless Steel from -20 to 224oc 

Test Pressures (Hydraulic)



Adjusting ScrewBronze
BallStainless steel
Disc assemblyStainless steelEPDMAflas
Locking ringBronze
SpindleStainless steel
SpringChrome alloy
Spring capStainless steel


High Lift Bronze Safety Relief Valve

High Lift Bronze Safety Relief Valve

  • WRAS approved
  • High discharged capabilty
  • Certified to BS EN 4126 Part 1
  • BS6759 pt 1:2:3
  • Compliant with PED (CE marked)
  • PTFE seat other materials available upon request
  • Test lever
  • Female x Female Bsp inlet and outlet

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