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EN-MC32110 Magnesium vs. EN AC-51400 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while EN AC-51400 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 EN AC-51400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
71
Elastic (Young's, Tensile) Modulus, GPa 49
67
Elongation at Break, % 2.2
3.4
Fatigue Strength, MPa 80
85
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
25
Tensile Strength: Ultimate (UTS), MPa 220
190
Tensile Strength: Yield (Proof), MPa 140
120

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 500
600
Specific Heat Capacity, J/kg-K 950
910
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
31
Electrical Conductivity: Equal Weight (Specific), % IACS 140
110

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 2.1
2.7
Embodied Carbon, kg CO2/kg material 22
9.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 210
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
51
Strength to Weight: Axial, points 29
20
Strength to Weight: Bending, points 38
28
Thermal Diffusivity, mm2/s 58
46
Thermal Shock Resistance, points 12
8.6

Alloy Composition

Aluminum (Al), % 0 to 0.2
90.5 to 95.5
Copper (Cu), % 2.4 to 3.0
0 to 0.050
Iron (Fe), % 0 to 0.050
0 to 0.55
Magnesium (Mg), % 89.3 to 91.9
4.5 to 6.5
Manganese (Mn), % 0.25 to 0.75
0 to 0.45
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
0 to 1.5
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 5.5 to 6.5
0 to 0.1
Residuals, % 0 to 0.010
0 to 0.15