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EN AC-45400 Aluminum vs. 2024 Aluminum

Both EN AC-45400 aluminum and 2024 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN AC-45400 aluminum and the bottom bar is 2024 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
71
Elongation at Break, % 6.7
4.0 to 16
Fatigue Strength, MPa 55
90 to 180
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 260
200 to 540
Tensile Strength: Yield (Proof), MPa 130
100 to 490

Thermal Properties

Latent Heat of Fusion, J/g 470
390
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 560
500
Specific Heat Capacity, J/kg-K 880
880
Thermal Conductivity, W/m-K 140
120
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
30
Electrical Conductivity: Equal Weight (Specific), % IACS 95
90

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 7.8
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1100
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
20 to 68
Resilience: Unit (Modulus of Resilience), kJ/m3 110
70 to 1680
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
46
Strength to Weight: Axial, points 25
18 to 50
Strength to Weight: Bending, points 32
25 to 49
Thermal Diffusivity, mm2/s 54
46
Thermal Shock Resistance, points 12
8.6 to 24

Alloy Composition

Aluminum (Al), % 88.4 to 92.9
90.7 to 94.7
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 2.6 to 3.6
3.8 to 4.9
Iron (Fe), % 0 to 0.6
0 to 0.5
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.050
1.2 to 1.8
Manganese (Mn), % 0 to 0.55
0.3 to 0.9
Nickel (Ni), % 0 to 0.1
0
Silicon (Si), % 4.5 to 6.0
0 to 0.5
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.25
0 to 0.15
Zinc (Zn), % 0 to 0.2
0 to 0.25
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15