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QE22A Magnesium vs. Sintered 2014 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while sintered 2014 aluminum belongs to the aluminum alloys. There are 27 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 QE22A magnesium and the bottom bar is sintered 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
70
Elongation at Break, % 2.4
0.5 to 3.0
Fatigue Strength, MPa 110
52 to 100
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Tensile Strength: Ultimate (UTS), MPa 250
140 to 290
Tensile Strength: Yield (Proof), MPa 190
97 to 280

Thermal Properties

Latent Heat of Fusion, J/g 340
390
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 570
560
Specific Heat Capacity, J/kg-K 970
880
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
100

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.9
Embodied Carbon, kg CO2/kg material 27
8.0
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
1.0 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 400
68 to 560
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 60
47
Strength to Weight: Axial, points 36
13 to 27
Strength to Weight: Bending, points 46
20 to 33
Thermal Diffusivity, mm2/s 59
51
Thermal Shock Resistance, points 15
6.2 to 13

Alloy Composition

Aluminum (Al), % 0
91.5 to 96.3
Copper (Cu), % 0 to 0.1
3.5 to 5.0
Magnesium (Mg), % 93.1 to 95.8
0.2 to 0.8
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 1.2
Silver (Ag), % 2.0 to 3.0
0
Unspecified Rare Earths, % 1.8 to 2.5
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 1.5