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AM60B Magnesium vs. 2011 Aluminum

AM60B magnesium belongs to the magnesium alloys classification, while 2011 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 AM60B magnesium and the bottom bar is 2011 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
71
Elongation at Break, % 11
8.5 to 18
Fatigue Strength, MPa 96
74 to 120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 140
190 to 250
Tensile Strength: Ultimate (UTS), MPa 230
310 to 420
Tensile Strength: Yield (Proof), MPa 130
140 to 310

Thermal Properties

Latent Heat of Fusion, J/g 350
390
Maximum Temperature: Mechanical, °C 120
190
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 540
540
Specific Heat Capacity, J/kg-K 1000
870
Thermal Conductivity, W/m-K 61
140 to 170
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
35 to 45
Electrical Conductivity: Equal Weight (Specific), % IACS 72
100 to 130

Otherwise Unclassified Properties

Base Metal Price, % relative 12
11
Density, g/cm3 1.7
3.1
Embodied Carbon, kg CO2/kg material 23
7.9
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
29 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 190
140 to 680
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 71
44
Strength to Weight: Axial, points 38
27 to 37
Strength to Weight: Bending, points 50
32 to 40
Thermal Diffusivity, mm2/s 37
51 to 64
Thermal Shock Resistance, points 14
14 to 19

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
91.3 to 94.6
Bismuth (Bi), % 0
0.2 to 0.6
Copper (Cu), % 0 to 0.010
5.0 to 6.0
Iron (Fe), % 0 to 0.0050
0 to 0.7
Lead (Pb), % 0
0.2 to 0.6
Magnesium (Mg), % 92.6 to 94.3
0
Manganese (Mn), % 0.24 to 0.6
0
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0 to 0.4
Zinc (Zn), % 0 to 0.22
0 to 0.3
Residuals, % 0
0 to 0.15