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QE22A Magnesium vs. EN AC-44000 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while EN AC-44000 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 EN AC-44000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
51
Elastic (Young's, Tensile) Modulus, GPa 44
71
Elongation at Break, % 2.4
7.3
Fatigue Strength, MPa 110
64
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Tensile Strength: Ultimate (UTS), MPa 250
180
Tensile Strength: Yield (Proof), MPa 190
86

Thermal Properties

Latent Heat of Fusion, J/g 340
560
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
590
Melting Onset (Solidus), °C 570
590
Specific Heat Capacity, J/kg-K 970
910
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 27
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
36
Electrical Conductivity: Equal Weight (Specific), % IACS 120
130

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.5
Embodied Carbon, kg CO2/kg material 27
7.8
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
11
Resilience: Unit (Modulus of Resilience), kJ/m3 400
51
Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 60
55
Strength to Weight: Axial, points 36
20
Strength to Weight: Bending, points 46
28
Thermal Diffusivity, mm2/s 59
61
Thermal Shock Resistance, points 15
8.4

Alloy Composition

Aluminum (Al), % 0
87.1 to 90
Copper (Cu), % 0 to 0.1
0 to 0.050
Iron (Fe), % 0
0 to 0.19
Magnesium (Mg), % 93.1 to 95.8
0 to 0.45
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
10 to 11.8
Silver (Ag), % 2.0 to 3.0
0
Titanium (Ti), % 0
0 to 0.15
Unspecified Rare Earths, % 1.8 to 2.5
0
Zinc (Zn), % 0
0 to 0.070
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.1