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8090 Aluminum vs. EN-MC65210 Magnesium

8090 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 (5, in this case) are not shown.

For each property being compared, the top bar is 8090 aluminum and the bottom bar is EN-MC65210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
44
Elongation at Break, % 3.5 to 13
2.8
Fatigue Strength, MPa 91 to 140
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 25
17
Tensile Strength: Ultimate (UTS), MPa 340 to 490
270
Tensile Strength: Yield (Proof), MPa 210 to 420
200

Thermal Properties

Latent Heat of Fusion, J/g 400
340
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 660
610
Melting Onset (Solidus), °C 600
540
Specific Heat Capacity, J/kg-K 960
970
Thermal Conductivity, W/m-K 95 to 160
110
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
25
Electrical Conductivity: Equal Weight (Specific), % IACS 66
110

Otherwise Unclassified Properties

Density, g/cm3 2.7
2.0
Embodied Carbon, kg CO2/kg material 8.6
27
Embodied Energy, MJ/kg 170
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
450
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 50
59
Strength to Weight: Axial, points 34 to 49
38
Strength to Weight: Bending, points 39 to 50
47
Thermal Diffusivity, mm2/s 36 to 60
58
Thermal Shock Resistance, points 15 to 22
17

Alloy Composition

Aluminum (Al), % 93 to 98.4
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 1.0 to 1.6
0 to 0.030
Iron (Fe), % 0 to 0.3
0 to 0.010
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
92.6 to 95.6
Manganese (Mn), % 0 to 0.1
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.2
0 to 0.010
Silver (Ag), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.1
0
Unspecified Rare Earths, % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.25
0 to 0.2
Zirconium (Zr), % 0.040 to 0.16
0.4 to 1.0
Residuals, % 0
0 to 0.010