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EN-MC65120 Magnesium vs. A380.0 Aluminum

EN-MC65120 magnesium belongs to the magnesium alloys classification, while A380.0 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 A380.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
80
Elastic (Young's, Tensile) Modulus, GPa 45
73
Elongation at Break, % 3.1
3.3
Fatigue Strength, MPa 80
140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 92
190
Tensile Strength: Ultimate (UTS), MPa 160
290
Tensile Strength: Yield (Proof), MPa 110
160

Thermal Properties

Latent Heat of Fusion, J/g 330
510
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 590
590
Melting Onset (Solidus), °C 520
550
Specific Heat Capacity, J/kg-K 970
870
Thermal Conductivity, W/m-K 100
96
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
25
Electrical Conductivity: Equal Weight (Specific), % IACS 120
78

Otherwise Unclassified Properties

Base Metal Price, % relative 25
11
Density, g/cm3 1.9
2.9
Embodied Carbon, kg CO2/kg material 25
7.5
Embodied Energy, MJ/kg 190
140
Embodied Water, L/kg 930
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
8.3
Resilience: Unit (Modulus of Resilience), kJ/m3 140
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
48
Strength to Weight: Axial, points 23
28
Strength to Weight: Bending, points 34
34
Thermal Diffusivity, mm2/s 56
38
Thermal Shock Resistance, points 9.8
13

Alloy Composition

Aluminum (Al), % 0
80.3 to 89.5
Copper (Cu), % 0 to 0.030
3.0 to 4.0
Iron (Fe), % 0 to 0.010
0 to 1.3
Magnesium (Mg), % 91.8 to 95.1
0 to 0.1
Manganese (Mn), % 0 to 0.15
0 to 0.5
Nickel (Ni), % 0 to 0.0050
0 to 0.5
Silicon (Si), % 0 to 0.010
7.5 to 9.5
Tin (Sn), % 0
0 to 0.35
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0 to 3.0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5