Fitting CRN Registrations

Fitting CRN Registrations

In Fitting CRN Registrations, any fitting that is part of a pressure piping system or attached to a pressure vessel or boiler, usually requires CRN registration, unless exempt. What a Fitting Is The term ‘fitting’ includes pretty much all components of a piping system except the pipe itself and external supports.  Pipe is considered material, and does not […]