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EN-MC65210 Magnesium vs. EN AC-42000 Aluminum

EN-MC65210 magnesium belongs to the magnesium alloys classification, while EN AC-42000 aluminum belongs to the aluminum alloys. There are 28 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-MC65210 magnesium and the bottom bar is EN AC-42000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
59 to 91
Elastic (Young's, Tensile) Modulus, GPa 44
70
Elongation at Break, % 2.8
1.1 to 2.4
Fatigue Strength, MPa 110
67 to 76
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Tensile Strength: Ultimate (UTS), MPa 270
170 to 270
Tensile Strength: Yield (Proof), MPa 200
95 to 230

Thermal Properties

Latent Heat of Fusion, J/g 340
500
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 610
610
Melting Onset (Solidus), °C 540
600
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
160
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
38
Electrical Conductivity: Equal Weight (Specific), % IACS 110
130

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.6
Embodied Carbon, kg CO2/kg material 27
8.0
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
2.8 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 450
64 to 370
Stiffness to Weight: Axial, points 12
15
Stiffness to Weight: Bending, points 59
53
Strength to Weight: Axial, points 38
18 to 28
Strength to Weight: Bending, points 47
26 to 35
Thermal Diffusivity, mm2/s 58
66
Thermal Shock Resistance, points 17
7.9 to 12

Alloy Composition


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Aluminum (Al), % 0
89.9 to 93.3
Copper (Cu), % 0 to 0.030
0 to 0.2
Iron (Fe), % 0 to 0.010
0 to 0.55
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 92.6 to 95.6
0.2 to 0.65
Manganese (Mn), % 0 to 0.15
0 to 0.35
Nickel (Ni), % 0 to 0.0050
0 to 0.15
Silicon (Si), % 0 to 0.010
6.5 to 7.5
Silver (Ag), % 2.0 to 3.0
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.25
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.15
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15