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EN-MC32110 Magnesium vs. EN AC-45400 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while EN AC-45400 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-45400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
86
Elastic (Young's, Tensile) Modulus, GPa 49
72
Elongation at Break, % 2.2
6.7
Fatigue Strength, MPa 80
55
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
27
Tensile Strength: Ultimate (UTS), MPa 220
260
Tensile Strength: Yield (Proof), MPa 140
130

Thermal Properties

Latent Heat of Fusion, J/g 330
470
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
630
Melting Onset (Solidus), °C 500
560
Specific Heat Capacity, J/kg-K 950
880
Thermal Conductivity, W/m-K 120
140
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
30
Electrical Conductivity: Equal Weight (Specific), % IACS 140
95

Otherwise Unclassified Properties

Base Metal Price, % relative 13
10
Density, g/cm3 2.1
2.8
Embodied Carbon, kg CO2/kg material 22
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
14
Resilience: Unit (Modulus of Resilience), kJ/m3 210
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
49
Strength to Weight: Axial, points 29
25
Strength to Weight: Bending, points 38
32
Thermal Diffusivity, mm2/s 58
54
Thermal Shock Resistance, points 12
12

Alloy Composition

Aluminum (Al), % 0 to 0.2
88.4 to 92.9
Copper (Cu), % 2.4 to 3.0
2.6 to 3.6
Iron (Fe), % 0 to 0.050
0 to 0.6
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 89.3 to 91.9
0 to 0.050
Manganese (Mn), % 0.25 to 0.75
0 to 0.55
Nickel (Ni), % 0 to 0.010
0 to 0.1
Silicon (Si), % 0 to 0.2
4.5 to 6.0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 5.5 to 6.5
0 to 0.2
Residuals, % 0 to 0.010
0 to 0.15