It is very clear now.
I just wanted to be sure of the interpretation because I have many plates of group IV with reinforcements of thickness less than 13 mm and I want to keep a waste.
I am very grateful for your help.
The same in 5.7.4.2 "When the shell material is group I, II, III, or IIIA, all opening connections NPS 12 or larger in nominal diameter in a shell plate or thickened insert plate more than 25 mm thick..."
Should this 25 mm apply to shell plate and thickened insert plate or only apply to...
IFRs, first you said the criteria is "all openings that require reinforcement" and then "Any nozzle that needs reinforcement has to be stress relieved if the shell is Group IV or higher andthe shell is more than 13mm thick"
It seems to be a contradition...
Hi!
I need to weld the shell (12mm) to the bottom (10mm). I am not very sure about my interpretation of 5.1.5.7a. The leg is 10 mm or 6mm as shown in the table?
Thank you!
Hello!
In API 650, ap. 5.7.4.3 says "When the shell material is Group IV, IVA, V, or VI, all openning connections requiring reinforcement in a shell plate or thickened insert plate more than 13 mm thick shall be prefabricated into the shell plate or thickened insert plate,..."
The stress...
