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EN-MC32110 Magnesium vs. 7022 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 7022 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN-MC32110 magnesium and the bottom bar is 7022 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 49
70
Elongation at Break, % 2.2
6.3 to 8.0
Fatigue Strength, MPa 80
140 to 170
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 19
26
Shear Strength, MPa 120
290 to 320
Tensile Strength: Ultimate (UTS), MPa 220
490 to 540
Tensile Strength: Yield (Proof), MPa 140
390 to 460

Thermal Properties

Latent Heat of Fusion, J/g 330
380
Maximum Temperature: Mechanical, °C 99
200
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 500
480
Specific Heat Capacity, J/kg-K 950
870
Thermal Conductivity, W/m-K 120
140
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
21
Electrical Conductivity: Equal Weight (Specific), % IACS 140
65

Otherwise Unclassified Properties

Base Metal Price, % relative 13
10
Density, g/cm3 2.1
2.9
Embodied Carbon, kg CO2/kg material 22
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
29 to 40
Resilience: Unit (Modulus of Resilience), kJ/m3 210
1100 to 1500
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 58
47
Strength to Weight: Axial, points 29
47 to 51
Strength to Weight: Bending, points 38
47 to 50
Thermal Diffusivity, mm2/s 58
54
Thermal Shock Resistance, points 12
21 to 23

Alloy Composition


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Aluminum (Al), % 0 to 0.2
87.9 to 92.4
Chromium (Cr), % 0
0.1 to 0.3
Copper (Cu), % 2.4 to 3.0
0.5 to 1.0
Iron (Fe), % 0 to 0.050
0 to 0.5
Magnesium (Mg), % 89.3 to 91.9
2.6 to 3.7
Manganese (Mn), % 0.25 to 0.75
0.1 to 0.4
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
0 to 0.5
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 5.5 to 6.5
4.3 to 5.2
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0 to 0.010
0 to 0.15