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EN-MC21210 Magnesium vs. 224.0 Aluminum

EN-MC21210 magnesium belongs to the magnesium alloys classification, while 224.0 aluminum belongs to the aluminum alloys. There are 29 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-MC21210 magnesium and the bottom bar is 224.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
71
Elongation at Break, % 14
4.0 to 10
Fatigue Strength, MPa 70
86 to 120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Tensile Strength: Ultimate (UTS), MPa 190
380 to 420
Tensile Strength: Yield (Proof), MPa 90
280 to 330

Thermal Properties

Latent Heat of Fusion, J/g 350
390
Maximum Temperature: Mechanical, °C 100
220
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 570
550
Specific Heat Capacity, J/kg-K 1000
870
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
32
Electrical Conductivity: Equal Weight (Specific), % IACS 130
95

Otherwise Unclassified Properties

Base Metal Price, % relative 12
11
Density, g/cm3 1.6
3.0
Embodied Carbon, kg CO2/kg material 24
8.3
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 980
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
16 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 92
540 to 770
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 72
45
Strength to Weight: Axial, points 32
35 to 38
Strength to Weight: Bending, points 44
38 to 41
Thermal Diffusivity, mm2/s 76
47
Thermal Shock Resistance, points 11
17 to 18

Alloy Composition


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Aluminum (Al), % 1.6 to 2.6
93 to 95.2
Copper (Cu), % 0 to 0.010
4.5 to 5.5
Iron (Fe), % 0 to 0.0050
0 to 0.1
Magnesium (Mg), % 96.3 to 98.3
0
Manganese (Mn), % 0.1 to 0.7
0.2 to 0.5
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0 to 0.060
Titanium (Ti), % 0
0 to 0.35
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0
0.1 to 0.25
Residuals, % 0 to 0.010
0 to 0.1