AA OR1: International Designations and Chemical Composition Limits for Unalloyed Aluminum
SDO: AA: The Aluminum Association Inc.
DOD Adopted ANSI Approved Approved
This recommendation describes a system for designating unalloyed aluminum not made by a refining process and used primarily for remelting.
Unalloyed wrought aluminum designations (10xx series with specified minimum aluminum and limits for natural impurities), are registered separately through the "International Designation System for Wrought Aluminum and Wrought Aluminum Alloys."
Buy this Standard Now
Or if you answer yes to any of these questions:
- Do you purchase more than $3000 in standards per year?
- Do you purchase many different kinds of standards?
- Do you have multiple employees accessing the same standards?
You may save money by purchasing more comprehensive online access.
* Required field