Aluminum is a versatile metal that forms many alloys, enhancing properties like strength, corrosion resistance, and electrical conductivity. Some common aluminum alloys include: 1. 6061, used in aircraft structures and automotive parts due to its good mechanical properties and machinability. 2. 2024, known as 'Alclad', is strong and used in aircraft structures. 3. 7075, one of the strongest aluminum alloys, used in aerospace and military applications. 4. 3003, used for cooking utensils and chemical equipment due to its good corrosion resistance. 5. 5052, used in marine applications and food processing equipment for its excellent corrosion resistance. These alloys are widely used in various industries due to their unique properties.