This specification covers an aluminum alloy in the form of extruded wide panel profiles (shapes) and rod and bars 0.500 to 1.000 inch (12.7 to 25.4 mm), inclusive, in thickness produced with cross-sectional area of 14 to 30 square inches (90 to 194 cm²) from circumscribing circle diameters (see 2.4.1) of 14 to 22 inches (356 to 559 mm) (see 8.7).