8090 aluminum is an otherwise-unclassified alloy of aluminum. 8090 is the Aluminum Association (AA) designation for this material. In European standards, it will be given as EN AW-8090. Additionally, the EN chemical designation is AlLi2,5Cu1,5Mg1. And the

Aluminium / aluminum 8011 alloy is a wrought alloy.

Pure aluminium / aluminum is quite soft, therefore to make it strong, the metal is from time to time alloyed or cold worked.