aluminum grade for skin.

Finishes, paints and coatings

aluminum grade for skin.

Postby Brankulo » Wed Jan 31, 2024 7:58 pm

i plan on using 0.04 aluminum skin. my local supplier carries various grades, not sure what the consensus is on this.
below are the grades they carry
thanks for any help

1100
2024
3003
5052
6061
7075
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Re: aluminum grade for skin.

Postby KCStudly » Thu Feb 01, 2024 11:33 pm

1100 and 3003 are fairly pure, so are generally softer; they form pretty easily when bending and shaping.

5052 is stronger and less likely to crack when bent than 6061.

6061 is very common in most forms, but there is a NAVSEA (Naval Sea Systems Command) letter that forbids welding it. Fact.
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