Aluminum 2024

Aluminum 2024 is a high-strength aluminum alloy with copper as its primary alloying element. It offers high strength, good fatigue performance, and good machinability. With its excellent strength-to-weight ratio, 2024 is widely used in aerospace and highly loaded mechanical structures, particularly for precision components subjected to repeated or cyclic loading.

Appearance & Properties

Color: Silver-white to silver-gray

Density: Approx. 2.78 g/cm³

Tensile Strength: Approx. 430–480 MPa (common T3/T351 tempers)

Corrosion Resistance: Fair

Machinability: Good

Weldability: Poor

Surface Finishes: Anodizing, bead blasting, polishing, painting, chemical conversion coating, etc.

Typical Applications

Aluminum 2024 is widely used in aerospace, UAVs, transportation, high-performance machinery, and precision industrial equipment.

Typical parts include aircraft structural components, wing and fuselage components, high-strength brackets, connectors, fasteners, UAV structures, precision fixtures, and high-load CNC machined parts.

Advantages

• High strength and excellent strength-to-weight ratio

• Good fatigue performance

• Good CNC machinability

• Suitable for components subjected to cyclic loading

• Well suited for high-strength precision parts

Limitations

• Lower corrosion resistance than 6000-series aluminum alloys

• Poor weldability

• Often requires additional surface protection

• Generally more expensive than standard 6061 aluminum