OP, you're comparing apples with oranges, as someone else already said. PED doesn't give you directions about how thick a certain part have to be. So it's not correct to compare PED and ASME VIII Division 1: you should compare ASME VIII Division 1 with EN 13445 (that for heat exchangers design...
Dear all,
calculation of σ5 in formula 4.15.18 (ASME Div. 2 2019) uses Ri for elliptical heads. Ri is defined as "inside radius of the spherical dome or a torispherical head", with no mention of elliptical heads: should I use Di/2 or what? And in the case of torispherical heads, is it Di/2 or...
In last update chart and tabular values for NFC-2 (external pressure charts, Copper–Silicon Alloy) skyrocketed, has anyone noticed this or has an explanation?
Thanks in advance,
Matteo