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EN-MC32110 Magnesium vs. EN AC-21200 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while EN AC-21200 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-21200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
120 to 130
Elastic (Young's, Tensile) Modulus, GPa 49
71
Elongation at Break, % 2.2
3.9 to 6.2
Fatigue Strength, MPa 80
110 to 130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
27
Tensile Strength: Ultimate (UTS), MPa 220
410 to 440
Tensile Strength: Yield (Proof), MPa 140
270 to 360

Thermal Properties

Latent Heat of Fusion, J/g 330
390
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
660
Melting Onset (Solidus), °C 500
550
Specific Heat Capacity, J/kg-K 950
880
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
34
Electrical Conductivity: Equal Weight (Specific), % IACS 140
100

Otherwise Unclassified Properties

Base Metal Price, % relative 13
10
Density, g/cm3 2.1
3.0
Embodied Carbon, kg CO2/kg material 22
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
16 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 210
500 to 930
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 58
46
Strength to Weight: Axial, points 29
38 to 40
Strength to Weight: Bending, points 38
41 to 43
Thermal Diffusivity, mm2/s 58
49
Thermal Shock Resistance, points 12
18 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.2
93.3 to 95.7
Copper (Cu), % 2.4 to 3.0
4.0 to 5.0
Iron (Fe), % 0 to 0.050
0 to 0.2
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 89.3 to 91.9
0.15 to 0.5
Manganese (Mn), % 0.25 to 0.75
0.2 to 0.5
Nickel (Ni), % 0 to 0.010
0 to 0.050
Silicon (Si), % 0 to 0.2
0 to 0.1
Tin (Sn), % 0
0 to 0.030
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 5.5 to 6.5
0 to 0.1
Residuals, % 0 to 0.010
0 to 0.1