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EN-MC32110 Magnesium vs. EN AC-51100 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while EN AC-51100 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-51100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
57
Elastic (Young's, Tensile) Modulus, GPa 49
68
Elongation at Break, % 2.2
4.5
Fatigue Strength, MPa 80
58
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
26
Tensile Strength: Ultimate (UTS), MPa 220
160
Tensile Strength: Yield (Proof), MPa 140
80

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 500
620
Specific Heat Capacity, J/kg-K 950
900
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
110

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 2.1
2.7
Embodied Carbon, kg CO2/kg material 22
8.7
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 210
47
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
51
Strength to Weight: Axial, points 29
17
Strength to Weight: Bending, points 38
25
Thermal Diffusivity, mm2/s 58
53
Thermal Shock Resistance, points 12
7.3

Alloy Composition

Aluminum (Al), % 0 to 0.2
94.5 to 97.5
Copper (Cu), % 2.4 to 3.0
0 to 0.050
Iron (Fe), % 0 to 0.050
0 to 0.55
Magnesium (Mg), % 89.3 to 91.9
2.5 to 3.5
Manganese (Mn), % 0.25 to 0.75
0 to 0.45
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
0 to 0.55
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 5.5 to 6.5
0 to 0.1
Residuals, % 0 to 0.010
0 to 0.15