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The Type 180/180-S Pressure Relief Valves are suitable for use on compressed air, gases, water, oil and steam.

The Type 180 valve is available in sizes from ½” to 3” in Bronze while the Type 180-S valve is available in sizes from ½” to 2” in Stainless Steel, both have screwed BSP ends male inlet x female outlet, although other end connections are available on request.

Both relief valves are available with the option of metal to metal precision lapped seats or Viton soft seats.

Below is a brief summary of our Type 180/180-S Pressure Relief Valve. 


1/2" to 3" (Bronze)

1/2" to 2" (Stainless Steel)

Screwed Connections


(Male x Female or Female x Female)


Bronze or Stainless Steel

Set Pressure

0.35 Barg to 24 Barg (15NB up to 50NB)

0.35 Barg to 13.79 Barg (65NB to 80NB)


Gas, compressed air, water, oil and steam applications

Further information for this valve can be found in the Type 180/180-S Pressure Relief Valve technical datasheet.

Technical datasheets for all of our other valves can be found on the Technical section of our website.

If further assistance is required please contact our sales team on +44 (0)1482 619601 or email

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