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EN-MC32110 Magnesium vs. EN AC-42100 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while EN AC-42100 aluminum belongs to the aluminum alloys. There are 30 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 EN-MC32110 magnesium and the bottom bar is EN AC-42100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
91
Elastic (Young's, Tensile) Modulus, GPa 49
70
Elongation at Break, % 2.2
3.4 to 9.0
Fatigue Strength, MPa 80
76 to 82
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
26
Tensile Strength: Ultimate (UTS), MPa 220
280 to 290
Tensile Strength: Yield (Proof), MPa 140
210 to 230

Thermal Properties

Latent Heat of Fusion, J/g 330
500
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
610
Melting Onset (Solidus), °C 500
600
Specific Heat Capacity, J/kg-K 950
910
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
41
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 2.1
2.6
Embodied Carbon, kg CO2/kg material 22
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
9.1 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 210
300 to 370
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 58
53
Strength to Weight: Axial, points 29
30 to 31
Strength to Weight: Bending, points 38
37 to 38
Thermal Diffusivity, mm2/s 58
66
Thermal Shock Resistance, points 12
13

Alloy Composition

Aluminum (Al), % 0 to 0.2
91.3 to 93.3
Copper (Cu), % 2.4 to 3.0
0 to 0.050
Iron (Fe), % 0 to 0.050
0 to 0.19
Magnesium (Mg), % 89.3 to 91.9
0.25 to 0.45
Manganese (Mn), % 0.25 to 0.75
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
6.5 to 7.5
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 5.5 to 6.5
0 to 0.070
Residuals, % 0 to 0.010
0 to 0.1