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390.0 Aluminum vs. 2024 Aluminum

Both 390.0 aluminum and 2024 aluminum are aluminum alloys. They have 83% 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 390.0 aluminum and the bottom bar is 2024 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
71
Elongation at Break, % 1.0
4.0 to 16
Fatigue Strength, MPa 76 to 110
90 to 180
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
27
Tensile Strength: Ultimate (UTS), MPa 280 to 300
200 to 540
Tensile Strength: Yield (Proof), MPa 240 to 270
100 to 490

Thermal Properties

Latent Heat of Fusion, J/g 640
390
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 560
500
Specific Heat Capacity, J/kg-K 880
880
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 18
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24 to 25
30
Electrical Conductivity: Equal Weight (Specific), % IACS 79 to 83
90

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 7.3
8.3
Embodied Energy, MJ/kg 130
150
Embodied Water, L/kg 950
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.7 to 2.9
20 to 68
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 470
70 to 1680
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 52
46
Strength to Weight: Axial, points 28 to 30
18 to 50
Strength to Weight: Bending, points 35 to 36
25 to 49
Thermal Diffusivity, mm2/s 56
46
Thermal Shock Resistance, points 14 to 15
8.6 to 24

Alloy Composition


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Aluminum (Al), % 74.5 to 79.6
90.7 to 94.7
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 4.0 to 5.0
3.8 to 4.9
Iron (Fe), % 0 to 1.3
0 to 0.5
Magnesium (Mg), % 0.45 to 0.65
1.2 to 1.8
Manganese (Mn), % 0 to 0.1
0.3 to 0.9
Silicon (Si), % 16 to 18
0 to 0.5
Titanium (Ti), % 0 to 0.2
0 to 0.15
Zinc (Zn), % 0 to 0.1
0 to 0.25
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0 to 0.2
0 to 0.15