Acc. §5.8.5.5 PD5500 a vacuum test has to be performed (where reasonably practicable).
Is this true?, since non of the other codes have this requirement.
Since addenda 2007 the minimum thickness for a stainless steel storage tank (A240 316L) the lower shell coarse must be 6 mm because appendix S refers to par. 5.6.1.1 note 4 (I believe). Previous addenda did not show this note so minimum thickness acc. table of this paragraph was 5 mm.
I can...