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206.0 Aluminum vs. QE22A Magnesium

206.0 aluminum belongs to the aluminum alloys classification, while QE22A magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is 206.0 aluminum and the bottom bar is QE22A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95 to 110
80
Elastic (Young's, Tensile) Modulus, GPa 71
44
Elongation at Break, % 8.4 to 12
2.4
Fatigue Strength, MPa 88 to 210
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 260
150
Tensile Strength: Ultimate (UTS), MPa 330 to 440
250
Tensile Strength: Yield (Proof), MPa 190 to 350
190

Thermal Properties

Latent Heat of Fusion, J/g 390
340
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
570
Specific Heat Capacity, J/kg-K 880
970
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 19
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
25
Electrical Conductivity: Equal Weight (Specific), % IACS 99
120

Otherwise Unclassified Properties

Density, g/cm3 3.0
2.0
Embodied Carbon, kg CO2/kg material 8.0
27
Embodied Energy, MJ/kg 150
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 49
5.5
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 840
400
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
60
Strength to Weight: Axial, points 30 to 40
36
Strength to Weight: Bending, points 35 to 42
46
Thermal Diffusivity, mm2/s 46
59
Thermal Shock Resistance, points 17 to 23
15

Alloy Composition

Aluminum (Al), % 93.3 to 95.3
0
Copper (Cu), % 4.2 to 5.0
0 to 0.1
Iron (Fe), % 0 to 0.15
0
Magnesium (Mg), % 0.15 to 0.35
93.1 to 95.8
Manganese (Mn), % 0.2 to 0.5
0
Nickel (Ni), % 0 to 0.050
0 to 0.010
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
2.0 to 3.0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Unspecified Rare Earths, % 0
1.8 to 2.5
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3