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EN-MC32110 Magnesium vs. 242.0 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 242.0 aluminum belongs to the aluminum alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN-MC32110 magnesium and the bottom bar is 242.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
70 to 110
Elastic (Young's, Tensile) Modulus, GPa 49
73
Elongation at Break, % 2.2
0.5 to 1.5
Fatigue Strength, MPa 80
55 to 110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
27
Shear Strength, MPa 120
150 to 240
Tensile Strength: Ultimate (UTS), MPa 220
180 to 290
Tensile Strength: Yield (Proof), MPa 140
120 to 220

Thermal Properties

Latent Heat of Fusion, J/g 330
390
Maximum Temperature: Mechanical, °C 99
210
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 500
530
Specific Heat Capacity, J/kg-K 950
870
Thermal Conductivity, W/m-K 120
130 to 170
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
33 to 44
Electrical Conductivity: Equal Weight (Specific), % IACS 140
96 to 130

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

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
1.3 to 3.4
Resilience: Unit (Modulus of Resilience), kJ/m3 210
110 to 340
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 58
45
Strength to Weight: Axial, points 29
16 to 26
Strength to Weight: Bending, points 38
23 to 32
Thermal Diffusivity, mm2/s 58
50 to 62
Thermal Shock Resistance, points 12
8.0 to 13

Alloy Composition

Aluminum (Al), % 0 to 0.2
88.4 to 93.6
Chromium (Cr), % 0
0 to 0.25
Copper (Cu), % 2.4 to 3.0
3.5 to 4.5
Iron (Fe), % 0 to 0.050
0 to 1.0
Magnesium (Mg), % 89.3 to 91.9
1.2 to 1.8
Manganese (Mn), % 0.25 to 0.75
0 to 0.35
Nickel (Ni), % 0 to 0.010
1.7 to 2.3
Silicon (Si), % 0 to 0.2
0 to 0.7
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 5.5 to 6.5
0 to 0.35
Residuals, % 0
0 to 0.15