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EN-MC21120 Magnesium vs. 6060 Aluminum

EN-MC21120 magnesium belongs to the magnesium alloys classification, while 6060 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN-MC21120 magnesium and the bottom bar is 6060 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
68
Elongation at Break, % 2.2 to 6.7
9.0 to 16
Fatigue Strength, MPa 84 to 96
37 to 70
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 110 to 160
86 to 130
Tensile Strength: Ultimate (UTS), MPa 200 to 270
140 to 220
Tensile Strength: Yield (Proof), MPa 130 to 170
71 to 170

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 600
660
Melting Onset (Solidus), °C 490
610
Specific Heat Capacity, J/kg-K 990
900
Thermal Conductivity, W/m-K 76
210
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
54
Electrical Conductivity: Equal Weight (Specific), % IACS 59
180

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 22
8.3
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.0 to 15
13 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 320
37 to 210
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 69
50
Strength to Weight: Axial, points 31 to 43
14 to 23
Strength to Weight: Bending, points 43 to 53
22 to 30
Thermal Diffusivity, mm2/s 44
85
Thermal Shock Resistance, points 11 to 16
6.3 to 9.9

Alloy Composition


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Aluminum (Al), % 8.3 to 9.7
97.9 to 99.3
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 0 to 0.030
0 to 0.1
Iron (Fe), % 0 to 0.0050
0.1 to 0.3
Magnesium (Mg), % 88.6 to 91.3
0.35 to 0.6
Manganese (Mn), % 0.1 to 0.5
0 to 0.1
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.2
0.3 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0.35 to 1.0
0 to 0.15
Residuals, % 0 to 0.010
0 to 0.15

Comparable Variants