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513.0 Aluminum vs. AZ31C Magnesium

513.0 aluminum belongs to the aluminum alloys classification, while AZ31C 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 513.0 aluminum and the bottom bar is AZ31C magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
45
Elongation at Break, % 5.7
12
Fatigue Strength, MPa 97
150
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 170
130
Tensile Strength: Ultimate (UTS), MPa 200
260
Tensile Strength: Yield (Proof), MPa 120
200

Thermal Properties

Latent Heat of Fusion, J/g 390
350
Maximum Temperature: Mechanical, °C 170
110
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 590
550
Specific Heat Capacity, J/kg-K 900
990
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
19
Electrical Conductivity: Equal Weight (Specific), % IACS 110
98

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.7
Embodied Carbon, kg CO2/kg material 8.8
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1170
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.8
28
Resilience: Unit (Modulus of Resilience), kJ/m3 100
440
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
70
Strength to Weight: Axial, points 20
42
Strength to Weight: Bending, points 28
53
Thermal Diffusivity, mm2/s 54
74
Thermal Shock Resistance, points 8.8
16

Alloy Composition

Aluminum (Al), % 91.9 to 95.1
2.4 to 3.6
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.4
0
Magnesium (Mg), % 3.5 to 4.5
93.4 to 97
Manganese (Mn), % 0 to 0.3
0.15 to 1.0
Nickel (Ni), % 0
0 to 0.030
Silicon (Si), % 0 to 0.3
0 to 0.1
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 1.4 to 2.2
0.5 to 1.5
Residuals, % 0
0 to 0.3