Guide to Aluminum Sheet Alloys and Tempers
As an aluminum supplier, we can offer you nearly any alloy of aluminum sheet you need. We find that the vast majority of customers, though, use 6061-T6 or 3003-H14. These designations may look cryptic, but they're really pretty simple. The first part, the four digit number, is the alloy. The part after the dash is the temper. Let's break these down and look at them separately.