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EN-MC65120 Magnesium vs. 520.0 Aluminum

EN-MC65120 magnesium belongs to the magnesium alloys classification, while 520.0 aluminum belongs to the aluminum alloys. There are 31 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-MC65120 magnesium and the bottom bar is 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
75
Elastic (Young's, Tensile) Modulus, GPa 45
66
Elongation at Break, % 3.1
14
Fatigue Strength, MPa 80
55
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
25
Shear Strength, MPa 92
230
Tensile Strength: Ultimate (UTS), MPa 160
330
Tensile Strength: Yield (Proof), MPa 110
170

Thermal Properties

Latent Heat of Fusion, J/g 330
390
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 590
600
Melting Onset (Solidus), °C 520
480
Specific Heat Capacity, J/kg-K 970
910
Thermal Conductivity, W/m-K 100
87
Thermal Expansion, µm/m-K 26
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
21
Electrical Conductivity: Equal Weight (Specific), % IACS 120
72

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 1.9
2.6
Embodied Carbon, kg CO2/kg material 25
9.8
Embodied Energy, MJ/kg 190
160
Embodied Water, L/kg 930
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
39
Resilience: Unit (Modulus of Resilience), kJ/m3 140
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
52
Strength to Weight: Axial, points 23
35
Strength to Weight: Bending, points 34
41
Thermal Diffusivity, mm2/s 56
37
Thermal Shock Resistance, points 9.8
14

Alloy Composition

Aluminum (Al), % 0
87.9 to 90.5
Copper (Cu), % 0 to 0.030
0 to 0.25
Iron (Fe), % 0 to 0.010
0 to 0.3
Magnesium (Mg), % 91.8 to 95.1
9.5 to 10.6
Manganese (Mn), % 0 to 0.15
0 to 0.15
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.25
Titanium (Ti), % 0
0 to 0.25
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0 to 0.15
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15