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PVE-4045, Last Updated: Mar 22 2018, By: LRB Q – VESSELS – If your company changes their name or address, do... View Article

Steam heated platens and steam heated cavity molds need CRNs in Ontario. Tire molds with steam cavities are registered in Quebec.

Plastic pipe that needs to be registered can be calculated to code rules found in B31.1 or B31.3. But a plastic pipe needs plastic fittings – how can they be registered?

For Alberta and Saskatchewan, the pressure used in the calculations must be equal to or greater than the MAWP to be marked on the vessel nameplate and manufacturer’s data report.

When registering a vessel alteration, you must use the correct section, edition and addenda of the ASME Code.

Cold stretching has been in use for more than 30 years, but not under ASME code rules until 2008.

In this era of computer design hand calculations still play a role in pressure vessel design. Ideas on how to do better hand calculations are discussed. Good and bad computer reports are also discussed.

An irony of this computer era is that a code calculation and a drawing can be prepared by the same person on the same computer, but all the information on the drawing needs to be hand entered...

Background information and definitions on Canadian piping registration.