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EN-MC32110 Magnesium vs. 384.0 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 384.0 aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is EN-MC32110 magnesium and the bottom bar is 384.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
85
Elastic (Young's, Tensile) Modulus, GPa 49
74
Elongation at Break, % 2.2
2.5
Fatigue Strength, MPa 80
140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
28
Shear Strength, MPa 120
200
Tensile Strength: Ultimate (UTS), MPa 220
330
Tensile Strength: Yield (Proof), MPa 140
170

Thermal Properties

Latent Heat of Fusion, J/g 330
550
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
580
Melting Onset (Solidus), °C 500
530
Specific Heat Capacity, J/kg-K 950
870
Thermal Conductivity, W/m-K 120
96
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
22
Electrical Conductivity: Equal Weight (Specific), % IACS 140
69

Otherwise Unclassified Properties

Base Metal Price, % relative 13
11
Density, g/cm3 2.1
2.9
Embodied Carbon, kg CO2/kg material 22
7.4
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 920
1010

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 210
190
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
49
Strength to Weight: Axial, points 29
32
Strength to Weight: Bending, points 38
37
Thermal Diffusivity, mm2/s 58
39
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 0 to 0.2
77.3 to 86.5
Copper (Cu), % 2.4 to 3.0
3.0 to 4.5
Iron (Fe), % 0 to 0.050
0 to 1.3
Magnesium (Mg), % 89.3 to 91.9
0 to 0.1
Manganese (Mn), % 0.25 to 0.75
0 to 0.5
Nickel (Ni), % 0 to 0.010
0 to 0.5
Silicon (Si), % 0 to 0.2
10.5 to 12
Tin (Sn), % 0
0 to 0.35
Zinc (Zn), % 5.5 to 6.5
0 to 3.0
Residuals, % 0
0 to 0.5