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QE22A Magnesium vs. 6025 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while 6025 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 6025 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
70
Elongation at Break, % 2.4
2.8 to 10
Fatigue Strength, MPa 110
67 to 110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
110 to 140
Tensile Strength: Ultimate (UTS), MPa 250
190 to 240
Tensile Strength: Yield (Proof), MPa 190
68 to 210

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 250
160
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 570
550
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
33
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.8
Embodied Carbon, kg CO2/kg material 27
8.5
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
6.0 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 400
33 to 310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 60
50
Strength to Weight: Axial, points 36
19 to 24
Strength to Weight: Bending, points 46
26 to 31
Thermal Diffusivity, mm2/s 59
54
Thermal Shock Resistance, points 15
8.2 to 10

Alloy Composition

Aluminum (Al), % 0
91.7 to 96.3
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0 to 0.1
0.2 to 0.7
Iron (Fe), % 0
0 to 0.7
Magnesium (Mg), % 93.1 to 95.8
2.1 to 3.0
Manganese (Mn), % 0
0.6 to 1.4
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0.8 to 1.5
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 0.5
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15