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EN-MC65210 Magnesium vs. 5086 Aluminum

EN-MC65210 magnesium belongs to the magnesium alloys classification, while 5086 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN-MC65210 magnesium and the bottom bar is 5086 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
65 to 100
Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 2.8
1.7 to 20
Fatigue Strength, MPa 110
88 to 180
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
160 to 230
Tensile Strength: Ultimate (UTS), MPa 270
270 to 390
Tensile Strength: Yield (Proof), MPa 200
110 to 320

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 610
640
Melting Onset (Solidus), °C 540
590
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
31
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.7
Embodied Carbon, kg CO2/kg material 27
8.8
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
5.8 to 42
Resilience: Unit (Modulus of Resilience), kJ/m3 450
86 to 770
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 59
50
Strength to Weight: Axial, points 38
28 to 40
Strength to Weight: Bending, points 47
34 to 44
Thermal Diffusivity, mm2/s 58
52
Thermal Shock Resistance, points 17
12 to 17

Alloy Composition


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Aluminum (Al), % 0
93 to 96.3
Chromium (Cr), % 0
0.050 to 0.25
Copper (Cu), % 0 to 0.030
0 to 0.1
Iron (Fe), % 0 to 0.010
0 to 0.5
Magnesium (Mg), % 92.6 to 95.6
3.5 to 4.5
Manganese (Mn), % 0 to 0.15
0.2 to 0.7
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.4
Silver (Ag), % 2.0 to 3.0
0
Titanium (Ti), % 0
0 to 0.15
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.25
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15