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8079 Aluminum vs. EN-MC65210 Magnesium

8079 aluminum belongs to the aluminum alloys classification, while EN-MC65210 magnesium belongs to the magnesium alloys. There are 27 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 8079 aluminum and the bottom bar is EN-MC65210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 2.2
2.8
Fatigue Strength, MPa 56
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Tensile Strength: Ultimate (UTS), MPa 150
270
Tensile Strength: Yield (Proof), MPa 120
200

Thermal Properties

Latent Heat of Fusion, J/g 400
340
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
610
Melting Onset (Solidus), °C 640
540
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 230
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 58
25
Electrical Conductivity: Equal Weight (Specific), % IACS 190
110

Otherwise Unclassified Properties

Density, g/cm3 2.8
2.0
Embodied Carbon, kg CO2/kg material 8.2
27
Embodied Energy, MJ/kg 150
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.1
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 110
450
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 50
59
Strength to Weight: Axial, points 15
38
Strength to Weight: Bending, points 22
47
Thermal Diffusivity, mm2/s 92
58
Thermal Shock Resistance, points 6.4
17

Alloy Composition

Aluminum (Al), % 98.1 to 99.3
0
Copper (Cu), % 0 to 0.050
0 to 0.030
Iron (Fe), % 0.7 to 1.3
0 to 0.010
Magnesium (Mg), % 0
92.6 to 95.6
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0.050 to 0.3
0 to 0.010
Silver (Ag), % 0
2.0 to 3.0
Unspecified Rare Earths, % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.1
0 to 0.2
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010