Yes, aluminum alloys are extensively used in aerospace applications due to their high strength-to-weight ratio, corrosion resistance, and good fatigue characteristics. They are particularly favored for constructing airframes, wings, and other structural components where weight savings are critical. The alloys are also used in manufacturing engine parts and heat exchangers due to their thermal conductivity and ability to withstand high temperatures. However, the specific alloy selection depends on the particular requirements of the application, such as temperature resistance, strength, and environmental conditions.