Does anybody know an answer on the following:
if a pipe is classified following article 3.3 it seems that the vendor of the pipe can't supply you with a pipe following a higher category. Is above true or not, i can't imagine that you can't supply material which is designed and constructed...
Do you know where i can find which standards (DIN, BS AD) are harmonised standards and which not, because when i go on the official PED web site they only talk about EN standards as harmonised standards. I heared that AD merkblatt is also a harmonised standard but i cannot find any evidence...
Are the EN standards the only harmonised standards, what about DIN standards, AD merkblatter, British standard,... My question is can we consider that all standards coming from an European country are harmonised standards or not?
Thanks in advance
Does anyone know when piping changes into a vessel and this in the spirit of PED.
Example: we have a piece of pipe DN 300 with one entry and one exit and several instruments on it there is also a volume of 40 litres defined. It is used as a kind of little storage tank and has a shell at both...
I found the answer in the guidelines: Flame arrestors are no subject to PED if they are covered by ATEX AND if the category does not exceed Category I.
Can somebody give me the applicable DIN standards to calculate the wall thickness of reductions, T-pieces and elbows. Does anybody know if there exist some software to do this calculation.