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Pressure Relief Valve Detail


  1. This gure conforms with the requirements of section VIII of the ASME Boiler and Unred Pressure Vessel Code for MAWPs greater than 30 psi.
  2. The pressure conditions shown are for pressure relief valves installed on a pressure vessel.
  3. Allowable set-pressure tolerances will be in accordance with the applicable codes.
  4. The maximum allowable working pressure is equal to or greater than the design pressure for a coincident design temperature.
  5. The operating pressure may be higher or lower than 90
  6. Section VIII, Division 1, Appendix M of the ASME Code should be referred to for guidance on blowdown and pressure differentials.