The following piping systems do not require registration:
(i) A pressure piping system operating at and with a relief valve or valves set at 103kPa or less
(ii) A pressure piping system external to a boiler in fluid plant (a plant containing a liquid but not thermal fluids operating with a working pressure of 1100kPa or less and a temperature of 121°C or less)
(iii) Pressure piping that is NPS 3 or less
(i) A pressure piping system operating at and with a relief valve or valves set at 103kPa or less
(ii) A pressure piping system external to a boiler in fluid plant (a plant containing a liquid but not thermal fluids operating with a working pressure of 1100kPa or less and a temperature of 121°C or less)
(iii) Pressure piping that is NPS 3 or less
Additional Information:
- Please remember that these items listed here are minimum requirements only. For CRN submission assistance, contact Key Design Engineering. Only the jurisdiction can make binding interpretations.
