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QE22A Magnesium vs. 6012 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while 6012 aluminum belongs to the aluminum 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 QE22A magnesium and the bottom bar is 6012 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
69
Elongation at Break, % 2.4
9.1 to 11
Fatigue Strength, MPa 110
55 to 100
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
130 to 190
Tensile Strength: Ultimate (UTS), MPa 250
220 to 320
Tensile Strength: Yield (Proof), MPa 190
110 to 260

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
570
Specific Heat Capacity, J/kg-K 970
890
Thermal Conductivity, W/m-K 110
160
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
45
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.9
Embodied Carbon, kg CO2/kg material 27
8.2
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
21 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 400
94 to 480
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 60
48
Strength to Weight: Axial, points 36
22 to 32
Strength to Weight: Bending, points 46
29 to 37
Thermal Diffusivity, mm2/s 59
62
Thermal Shock Resistance, points 15
10 to 14

Alloy Composition

Aluminum (Al), % 0
92.2 to 98
Bismuth (Bi), % 0
0 to 0.7
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0.4 to 2.0
Magnesium (Mg), % 93.1 to 95.8
0.6 to 1.2
Manganese (Mn), % 0
0.4 to 1.0
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0.6 to 1.4
Silver (Ag), % 2.0 to 3.0
0
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 1.8 to 2.5
0
Zinc (Zn), % 0
0 to 0.3
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15