Thanks for the links. The best pages I've found so far are

http://www.lesnonferreux.com/normealu.html
http://www.lesnonferreux.com/alliage.html
http://www.lesnonferreux.com/Aluaero.html

It's in French and you may have to disable Javascript to access
them directly.

--
André Majorel URL:http://www.teaser.fr/~amajorel/
(Counterfeit: )
What worries me is not the violence of the few, but the
indifference of the many. -- M. L. King