Lecture
This lecture provides an overview of aluminum alloys, discussing their composition, properties, and applications. It covers the classification of aluminum alloys based on their main alloying elements, such as copper, magnesium, zinc, and silicon. The lecture delves into the mechanical properties of heat-treatable and work-hardened aluminum alloys, including yield strengths and typical compositions. Additionally, it explores the mechanical properties of structural light alloys like aluminum, magnesium, and titanium, detailing their density, Young's modulus, yield strength, and creep temperature. The content is supported by tables and figures extracted from engineering materials references.