In the 2023 Edition of ASME, Section II, Part A, Mandatory Appendix II, paragraph II-300 was completely rewritten.
For a particular material like SA-335-P91, Type 1 if ordered to a job being designed/built to the 2023 Edition of the Code, Section II, Part Table II-200-1 says that the oldest...
I have noticed that the NBIC R-1 Form does not mention DESIGN in the Certification of Compliance block, and the R-2 Form does. Since the R-1 Form is for Repairs and the R-2 is for Alterations - is it save to conclude that if design is needed them it is an alteration?
thread292-465770
For 91 material (all product forms), In the 2019 Edition Type 1 and Type 2 has been added to Section II, Part A, but Types 1 and Type 2 has NOT been added to Section II, Part D. What happens when the Code has caused a conflict like this? Design is stating SA-335-P1 with no...
I understand how the 80% of PWHT time applies when the PWHT is stress relief. But if your PWHT is Quench and Temper, how does the does the 80% rule apply, possibilities are:
PQR - 4 hrs above upper critical (Austenitizing), followed by 4 hrs below lower critical (Tempering)
1) Treat the...
