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QE22A Magnesium vs. EN AC-43400 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while EN AC-43400 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-43400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
80
Elastic (Young's, Tensile) Modulus, GPa 44
72
Elongation at Break, % 2.4
1.1
Fatigue Strength, MPa 110
110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Tensile Strength: Ultimate (UTS), MPa 250
270
Tensile Strength: Yield (Proof), MPa 190
160

Thermal Properties

Latent Heat of Fusion, J/g 340
540
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 570
590
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 27
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
32
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.6
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
2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 400
180
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 60
54
Strength to Weight: Axial, points 36
29
Strength to Weight: Bending, points 46
36
Thermal Diffusivity, mm2/s 59
59
Thermal Shock Resistance, points 15
12

Alloy Composition

Aluminum (Al), % 0
86 to 90.8
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0
0 to 1.0
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 93.1 to 95.8
0.2 to 0.5
Manganese (Mn), % 0
0 to 0.55
Nickel (Ni), % 0 to 0.010
0 to 0.15
Silicon (Si), % 0
9.0 to 11
Silver (Ag), % 2.0 to 3.0
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 1.8 to 2.5
0
Zinc (Zn), % 0
0 to 0.15
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15