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QE22A Magnesium vs. EN AC-51200 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while EN AC-51200 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-51200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
80
Elastic (Young's, Tensile) Modulus, GPa 44
67
Elongation at Break, % 2.4
1.1
Fatigue Strength, MPa 110
100
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
25
Tensile Strength: Ultimate (UTS), MPa 250
220
Tensile Strength: Yield (Proof), MPa 190
150

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
570
Specific Heat Capacity, J/kg-K 970
910
Thermal Conductivity, W/m-K 110
92
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
22
Electrical Conductivity: Equal Weight (Specific), % IACS 120
74

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.6
Embodied Carbon, kg CO2/kg material 27
9.6
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
2.2
Resilience: Unit (Modulus of Resilience), kJ/m3 400
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 60
51
Strength to Weight: Axial, points 36
24
Strength to Weight: Bending, points 46
31
Thermal Diffusivity, mm2/s 59
39
Thermal Shock Resistance, points 15
10

Alloy Composition

Aluminum (Al), % 0
84.5 to 92
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0
0 to 1.0
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 93.1 to 95.8
8.0 to 10.5
Manganese (Mn), % 0
0 to 0.55
Nickel (Ni), % 0 to 0.010
0 to 0.1
Silicon (Si), % 0
0 to 2.5
Silver (Ag), % 2.0 to 3.0
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 1.8 to 2.5
0
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15