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AM50A Magnesium vs. 6101 Aluminum

AM50A magnesium belongs to the magnesium alloys classification, while 6101 aluminum belongs to the aluminum alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AM50A magnesium and the bottom bar is 6101 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
68
Elongation at Break, % 11
10 to 25
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 620
650
Melting Onset (Solidus), °C 570
620
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 65
220 to 230
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
57 to 60
Electrical Conductivity: Equal Weight (Specific), % IACS 88
190 to 200

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 23
8.3
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1190

Common Calculations

Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 71
50
Thermal Diffusivity, mm2/s 39
89 to 93

Alloy Composition


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Aluminum (Al), % 4.4 to 5.4
97.6 to 99.4
Boron (B), % 0
0 to 0.060
Chromium (Cr), % 0
0 to 0.030
Copper (Cu), % 0 to 0.010
0 to 0.1
Iron (Fe), % 0 to 0.0040
0 to 0.5
Magnesium (Mg), % 93.7 to 95.3
0.35 to 0.8
Manganese (Mn), % 0.26 to 0.6
0 to 0.030
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0.3 to 0.7
Zinc (Zn), % 0 to 0.22
0 to 0.1
Residuals, % 0
0 to 0.1