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6110 Aluminum vs. AZ31C Magnesium

6110 aluminum belongs to the aluminum alloys classification, while AZ31C magnesium belongs to the magnesium alloys.

For each property being compared, the top bar is 6110 aluminum and the bottom bar is AZ31C magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
45
Elongation at Break, % 2.2
12
Fatigue Strength, MPa 120
150
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 290
130
Tensile Strength: Ultimate (UTS), MPa 500
260
Tensile Strength: Yield (Proof), MPa 500
200

Thermal Properties

Latent Heat of Fusion, J/g 410
350
Maximum Temperature: Mechanical, °C 170
110
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 600
550
Specific Heat Capacity, J/kg-K 900
990
Thermal Conductivity, W/m-K 170
130
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
19
Electrical Conductivity: Equal Weight (Specific), % IACS 140
98

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.8
1.7
Embodied Carbon, kg CO2/kg material 8.2
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1170
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
28
Resilience: Unit (Modulus of Resilience), kJ/m3 1770
440
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
70
Strength to Weight: Axial, points 51
42
Strength to Weight: Bending, points 51
53
Thermal Diffusivity, mm2/s 67
74
Thermal Shock Resistance, points 22
16

Alloy Composition

Aluminum (Al), % 94.4 to 98.4
2.4 to 3.6
Chromium (Cr), % 0.040 to 0.25
0
Copper (Cu), % 0.2 to 0.7
0 to 0.1
Iron (Fe), % 0 to 0.8
0
Magnesium (Mg), % 0.5 to 1.1
93.4 to 97
Manganese (Mn), % 0.2 to 0.7
0.15 to 1.0
Nickel (Ni), % 0
0 to 0.030
Silicon (Si), % 0.7 to 1.5
0 to 0.1
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.3
0.5 to 1.5
Residuals, % 0
0 to 0.3