Quote:
Originally Posted by GeeTwo
Further, if I understand my research into aluminum grades a few months ago correctly, bending 7000 series (or 6000 series) aluminum with a tight radius disrupts the temper, greatly reducing the advantage of the aluminum grade unless you re-temper the piece. Many aluminum products with bends are made of 5052 for this reason; it has good strength without tempering and despite fairly tight bending.
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That's sort of correct. You can't heat treat 5000 series aluminum, you can only strain harden it.