Dear, ALL ASME code experts
Could you answer it?
I meet a fixed Heat exchanger equipment, one tubeheet integral with shell and channel, and the other tubesheet integral with shell and gasket with channel, extended as a flange. I know with according to ASME Sec. Ⅷ Div.1 2019ED. UHX-13.2...
when I was read ASME CODE BOOK usually meet "Shall", "May not", "May can", "shall be".
Some people talks to me read ASME code keywords:
"Shall" is mandatory,
"May not" is prohibition,
"May can" is recommendations/Exemptions from prohibition, and
"shall be" is...