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EN-MC65220 Magnesium vs. 5110A Aluminum

EN-MC65220 magnesium belongs to the magnesium alloys classification, while 5110A aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN-MC65220 magnesium and the bottom bar is 5110A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 2.2
4.5 to 28
Fatigue Strength, MPa 110
37 to 77
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
66 to 110
Tensile Strength: Ultimate (UTS), MPa 270
100 to 190
Tensile Strength: Yield (Proof), MPa 200
32 to 170

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 610
640
Melting Onset (Solidus), °C 550
640
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 110
220
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
57
Electrical Conductivity: Equal Weight (Specific), % IACS 120
190

Otherwise Unclassified Properties

Base Metal Price, % relative 80
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 27
8.3
Embodied Energy, MJ/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
6.8 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 450
7.6 to 200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
50
Strength to Weight: Axial, points 40
10 to 19
Strength to Weight: Bending, points 49
18 to 27
Thermal Diffusivity, mm2/s 61
91
Thermal Shock Resistance, points 17
4.5 to 8.4

Alloy Composition


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Aluminum (Al), % 0
98.5 to 99.8
Copper (Cu), % 0.050 to 0.1
0 to 0.2
Iron (Fe), % 0 to 0.010
0 to 0.25
Magnesium (Mg), % 93.8 to 96.8
0.2 to 0.6
Manganese (Mn), % 0 to 0.15
0 to 0.2
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.15
Silver (Ag), % 1.3 to 1.7
0
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.030
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.1