According to the description in UG-45, it seems that there's no possibility of using ANSI/ASME B36-10 lower than schedule Standard (when vessel is under medium pressure, so as that UG-45 (b) (1) to (3) don't apply).
It's no easy to accept it when minium wall thikness by UG-45(a) is very much...
I'd like to justified calculus of a pressure vessel using german design code AD-Merkblatter and I don't want to make non-destructively test.
It is permited in ASME VIII by using a efficient joint of 0,7. The same is stated in European Directive 97/23/CE.
My question, if anyone is familiar to...