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6013-T6 Aluminum vs. AZ91E-T6 Magnesium

6013-T6 aluminum belongs to the aluminum alloys classification, while AZ91E-T6 magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 6013-T6 aluminum and the bottom bar is AZ91E-T6 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
46
Elongation at Break, % 9.1
3.9
Fatigue Strength, MPa 140
84
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 240
150
Tensile Strength: Ultimate (UTS), MPa 410
260
Tensile Strength: Yield (Proof), MPa 350
130

Thermal Properties

Latent Heat of Fusion, J/g 410
350
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 580
500
Specific Heat Capacity, J/kg-K 900
990
Thermal Conductivity, W/m-K 150
84
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
11
Electrical Conductivity: Equal Weight (Specific), % IACS 120
58

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.8
1.7
Embodied Carbon, kg CO2/kg material 8.3
22
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1170
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
8.6
Resilience: Unit (Modulus of Resilience), kJ/m3 900
190
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
69
Strength to Weight: Axial, points 41
42
Strength to Weight: Bending, points 44
53
Thermal Diffusivity, mm2/s 60
49
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 94.8 to 97.8
8.1 to 9.3
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0.6 to 1.1
0 to 0.015
Iron (Fe), % 0 to 0.5
0 to 0.0050
Magnesium (Mg), % 0.8 to 1.2
88.8 to 91.3
Manganese (Mn), % 0.2 to 0.8
0.17 to 0.35
Nickel (Ni), % 0
0 to 0.0010
Silicon (Si), % 0.6 to 1.0
0 to 0.2
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0.4 to 1.0
Residuals, % 0
0 to 0.3