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6081 Aluminum vs. 324.0 Aluminum

Both 6081 aluminum and 324.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 6081 aluminum and the bottom bar is 324.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 9.0
3.0 to 4.0
Fatigue Strength, MPa 110
77 to 89
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 310
210 to 310
Tensile Strength: Yield (Proof), MPa 270
110 to 270

Thermal Properties

Latent Heat of Fusion, J/g 410
500
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 610
550
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 180
150
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
34
Electrical Conductivity: Equal Weight (Specific), % IACS 160
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.3
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1090

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
6.8 to 8.9
Resilience: Unit (Modulus of Resilience), kJ/m3 540
85 to 510
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
52
Strength to Weight: Axial, points 32
22 to 32
Strength to Weight: Bending, points 37
29 to 38
Thermal Diffusivity, mm2/s 74
62
Thermal Shock Resistance, points 14
9.7 to 14

Alloy Composition

Aluminum (Al), % 96.3 to 98.6
87.3 to 92.2
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
0.4 to 0.6
Iron (Fe), % 0 to 0.5
0 to 1.2
Magnesium (Mg), % 0.6 to 1.0
0.4 to 0.7
Manganese (Mn), % 0.1 to 0.45
0 to 0.5
Nickel (Ni), % 0
0 to 0.3
Silicon (Si), % 0.7 to 1.1
7.0 to 8.0
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.2
0 to 1.0
Residuals, % 0
0 to 0.2