These 2009 Aluminum Standards & Data tables are published as a courtesy to users of the Aluminum Extrusion Manual (published by the Aluminum Extruders Council).
This video series is an illustrative guide to the publication Understanding Aluminum Extrusion Tolerances and an explanation for the extrusion tolerance tables found in American National Standards Institute Standard H35.2 Standards Dimensional Tolerances for Mill Products and Aluminum Standards and Data.
The Aluminum Association released the following statement by Lauren Wilk, vice president for policy and international trade, in response to the launch of a European Commission antidumping investigation into aluminum extrusions coming from China.