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QE22A Magnesium vs. 6008 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while 6008 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 6008 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
69
Elongation at Break, % 2.4
9.1 to 17
Fatigue Strength, MPa 110
55 to 88
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
120 to 170
Tensile Strength: Ultimate (UTS), MPa 250
200 to 290
Tensile Strength: Yield (Proof), MPa 190
100 to 220

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 250
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
620
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
190
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
49
Electrical Conductivity: Equal Weight (Specific), % IACS 120
160

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.7
Embodied Carbon, kg CO2/kg material 27
8.5
Embodied Energy, MJ/kg 220
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
24 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 400
76 to 360
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 60
50
Strength to Weight: Axial, points 36
21 to 29
Strength to Weight: Bending, points 46
28 to 35
Thermal Diffusivity, mm2/s 59
77
Thermal Shock Resistance, points 15
9.0 to 13

Alloy Composition

Aluminum (Al), % 0
96.5 to 99.1
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0 to 0.1
0 to 0.3
Iron (Fe), % 0
0 to 0.35
Magnesium (Mg), % 93.1 to 95.8
0.4 to 0.7
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0.5 to 0.9
Silver (Ag), % 2.0 to 3.0
0
Titanium (Ti), % 0
0 to 0.1
Unspecified Rare Earths, % 1.8 to 2.5
0
Vanadium (V), % 0
0.050 to 0.2
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15