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6106 Aluminum vs. AZ63A Magnesium

6106 aluminum belongs to the aluminum alloys classification, while AZ63A magnesium belongs to the magnesium 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 6106 aluminum and the bottom bar is AZ63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
46
Elongation at Break, % 9.1
2.2 to 8.0
Fatigue Strength, MPa 88
76 to 83
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 170
110 to 160
Tensile Strength: Ultimate (UTS), MPa 290
190 to 270
Tensile Strength: Yield (Proof), MPa 220
81 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 660
610
Melting Onset (Solidus), °C 610
450
Specific Heat Capacity, J/kg-K 900
980
Thermal Conductivity, W/m-K 190
52 to 65
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49
12 to 15
Electrical Conductivity: Equal Weight (Specific), % IACS 160
59 to 74

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.8
Embodied Carbon, kg CO2/kg material 8.3
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
3.7 to 16
Resilience: Unit (Modulus of Resilience), kJ/m3 370
71 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
66
Strength to Weight: Axial, points 29
29 to 41
Strength to Weight: Bending, points 35
40 to 51
Thermal Diffusivity, mm2/s 78
29 to 37
Thermal Shock Resistance, points 13
11 to 16

Alloy Composition

Aluminum (Al), % 97.2 to 99.3
5.3 to 6.7
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 0 to 0.35
0
Magnesium (Mg), % 0.4 to 0.8
88.6 to 92.1
Manganese (Mn), % 0.050 to 0.2
0.15 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.3 to 0.6
0 to 0.3
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.15
2.5 to 3.5
Residuals, % 0
0 to 0.3