2024-T4 Aluminum is 2024 aluminum in the T4 temper


2024-T4 aluminum is 2024 aluminum in the T4 temper. To achieve this temper, the metal is solution heat-treated and naturally aged. It has the highest ductility compared to the other variants of 2024 aluminum.

The graph bars on the material properties cards below compare 2024-T4 aluminum to: 2000-series alloys (top), all aluminum alloys (middle), and the entire database (bottom). A full bar means this is the highest value in the relevant set. A half-full bar means it’s 50% of the highest, and so on.

Mechanical Properties

Brinell Hardness


Elastic (Young’s, Tensile) Modulus

71 GPa10 x 106 psi

Elongation at Break

16 %

Fatigue Strength

140 MPa20 x 103 psi

Poisson’s Ratio


Shear Modulus

27 GPa3.9 x 106 psi

Shear Strength

290 MPa41 x 103 psi

Tensile Strength: Ultimate (UTS)

480 MPa69 x 103 psi

Tensile Strength: Yield (Proof)

310 MPa45 x 103 psi


Thermal Properties

Latent Heat of Fusion

390 J/g

Maximum Temperature: Mechanical

200 °C390 °F

Melting Completion (Liquidus)

640 °C1180 °F

Melting Onset (Solidus)

500 °C930 °F

Specific Heat Capacity

880 J/kg-K0.21 BTU/lb-°F

Thermal Conductivity

120 W/m-K70 BTU/h-ft-°F

Thermal Expansion

23 µm/m-K

Electrical Properties

Electrical Conductivity: Equal Volume

30 % IACS

Electrical Conductivity: Equal Weight (Specific)

90 % IACS

Otherwise Unclassified Properties

Base Metal Price

11 % relative

Calomel Potential

-600 mV


3.0 g/cm3190 lb/ft3

Embodied Carbon

8.3 kg CO2/kg material

Embodied Energy

150 MJ/kg65 x 103 BTU/lb

Embodied Water

1140 L/kg140 gal/lb

Common Calculations

Resilience: Ultimate (Unit Rupture Work)

68 MJ/m3

Resilience: Unit (Modulus of Resilience)

680 kJ/m3

Stiffness to Weight: Axial

13 points

Stiffness to Weight: Bending

46 points

Strength to Weight: Axial

44 points

Strength to Weight: Bending

45 points

Thermal Diffusivity

46 m2/s

Thermal Shock Resistance

21 points