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EN-MC32110 Magnesium vs. 390.0 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 390.0 aluminum belongs to the aluminum alloys. There are 30 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-MC32110 magnesium and the bottom bar is 390.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
120
Elastic (Young's, Tensile) Modulus, GPa 49
75
Elongation at Break, % 2.2
1.0
Fatigue Strength, MPa 80
76 to 110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
28
Tensile Strength: Ultimate (UTS), MPa 220
280 to 300
Tensile Strength: Yield (Proof), MPa 140
240 to 270

Thermal Properties

Latent Heat of Fusion, J/g 330
640
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 500
560
Specific Heat Capacity, J/kg-K 950
880
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
24 to 25
Electrical Conductivity: Equal Weight (Specific), % IACS 140
79 to 83

Otherwise Unclassified Properties

Base Metal Price, % relative 13
11
Density, g/cm3 2.1
2.7
Embodied Carbon, kg CO2/kg material 22
7.3
Embodied Energy, MJ/kg 150
130
Embodied Water, L/kg 920
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
2.7 to 2.9
Resilience: Unit (Modulus of Resilience), kJ/m3 210
380 to 470
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 58
52
Strength to Weight: Axial, points 29
28 to 30
Strength to Weight: Bending, points 38
35 to 36
Thermal Diffusivity, mm2/s 58
56
Thermal Shock Resistance, points 12
14 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.2
74.5 to 79.6
Copper (Cu), % 2.4 to 3.0
4.0 to 5.0
Iron (Fe), % 0 to 0.050
0 to 1.3
Magnesium (Mg), % 89.3 to 91.9
0.45 to 0.65
Manganese (Mn), % 0.25 to 0.75
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
16 to 18
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 5.5 to 6.5
0 to 0.1
Residuals, % 0
0 to 0.2