How to order aluminium products according to EN standards

The European aluminium industry wants to make sure that aluminium is the customer's choice and wants to facilitate the trade with aluminium. Therefore, EA has promoted European Standards dealing with aluminium products which are superseding national standards since more than ten years. These European Standards describe the state of the art and, contrary to the outdated national standards, can be used as a safeguard against product liabilities.
GDA/EAA-Guide,  November 2008, 3rd Edition