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EN-MC65120 Magnesium vs. 514.0 Aluminum

EN-MC65120 magnesium belongs to the magnesium alloys classification, while 514.0 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 514.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
50
Elastic (Young's, Tensile) Modulus, GPa 45
68
Elongation at Break, % 3.1
7.3
Fatigue Strength, MPa 80
48
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
25
Shear Strength, MPa 92
140
Tensile Strength: Ultimate (UTS), MPa 160
180
Tensile Strength: Yield (Proof), MPa 110
74

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 590
640
Melting Onset (Solidus), °C 520
610
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 100
140
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
35
Electrical Conductivity: Equal Weight (Specific), % IACS 120
120

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 25
8.9
Embodied Energy, MJ/kg 190
150
Embodied Water, L/kg 930
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
11
Resilience: Unit (Modulus of Resilience), kJ/m3 140
41
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
51
Strength to Weight: Axial, points 23
19
Strength to Weight: Bending, points 34
26
Thermal Diffusivity, mm2/s 56
57
Thermal Shock Resistance, points 9.8
7.9

Alloy Composition

Aluminum (Al), % 0
93.6 to 96.5
Copper (Cu), % 0 to 0.030
0 to 0.15
Iron (Fe), % 0 to 0.010
0 to 0.5
Magnesium (Mg), % 91.8 to 95.1
3.5 to 4.5
Manganese (Mn), % 0 to 0.15
0 to 0.35
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.35
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