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EN-MC32110 Magnesium vs. A242.0 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while A242.0 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN-MC32110 magnesium and the bottom bar is A242.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
75
Elastic (Young's, Tensile) Modulus, GPa 49
73
Elongation at Break, % 2.2
1.6
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
27
Tensile Strength: Ultimate (UTS), MPa 220
220

Thermal Properties

Latent Heat of Fusion, J/g 330
390
Maximum Temperature: Mechanical, °C 99
210
Melting Completion (Liquidus), °C 600
680
Melting Onset (Solidus), °C 500
550
Specific Heat Capacity, J/kg-K 950
870
Thermal Conductivity, W/m-K 120
140
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
37
Electrical Conductivity: Equal Weight (Specific), % IACS 140
110

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 2.1
3.1
Embodied Carbon, kg CO2/kg material 22
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1130

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 58
45
Strength to Weight: Axial, points 29
20
Strength to Weight: Bending, points 38
26
Thermal Diffusivity, mm2/s 58
52
Thermal Shock Resistance, points 12
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.2
89.3 to 93.1
Chromium (Cr), % 0
0.15 to 0.25
Copper (Cu), % 2.4 to 3.0
3.7 to 4.5
Iron (Fe), % 0 to 0.050
0 to 0.8
Magnesium (Mg), % 89.3 to 91.9
1.2 to 1.7
Manganese (Mn), % 0.25 to 0.75
0 to 0.1
Nickel (Ni), % 0 to 0.010
1.8 to 2.3
Silicon (Si), % 0 to 0.2
0 to 0.6
Titanium (Ti), % 0
0.070 to 0.2
Zinc (Zn), % 5.5 to 6.5
0 to 0.1
Residuals, % 0
0 to 0.15