If you wish to use aluminium extrusions, the Hydro Design Manual is the best resource in the industry. Get your own aluminium bible for free.
Hydro's popular design manual contains a wealth of information on, among other things, aluminum design, extruded profiles, alloy selection, profile tolerances, surface quality, surface treatment, fabrication, machining and structural calculations. It is an invaluable design guide for anyone who wants to increase their understanding of aluminum design.
Since the first edition in 1980, Hydro's design manual has been continuously updated and made available to customers, architects, designers, engineers and students who want to learn more about aluminum and extruded aluminum profiles. In the manual you will find photographs, illustrations, tables and technical information.