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1100A Aluminum vs. QE22A Magnesium

1100A aluminum belongs to the aluminum alloys classification, while QE22A magnesium belongs to the magnesium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is 1100A aluminum and the bottom bar is QE22A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 4.5 to 34
2.4
Fatigue Strength, MPa 35 to 74
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 59 to 99
150
Tensile Strength: Ultimate (UTS), MPa 89 to 170
250
Tensile Strength: Yield (Proof), MPa 29 to 150
190

Thermal Properties

Latent Heat of Fusion, J/g 400
340
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 640
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 230
110
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
25
Electrical Conductivity: Equal Weight (Specific), % IACS 200
120

Otherwise Unclassified Properties

Density, g/cm3 2.7
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 6.4 to 23
5.5
Resilience: Unit (Modulus of Resilience), kJ/m3 5.9 to 150
400
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
60
Strength to Weight: Axial, points 9.1 to 17
36
Strength to Weight: Bending, points 16 to 25
46
Thermal Diffusivity, mm2/s 93
59
Thermal Shock Resistance, points 4.0 to 7.6
15

Alloy Composition

Aluminum (Al), % 99 to 100
0
Copper (Cu), % 0.050 to 0.2
0 to 0.1
Iron (Fe), % 0 to 1.0
0
Magnesium (Mg), % 0 to 0.1
93.1 to 95.8
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.1
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