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5049 Aluminum vs. C63020 Bronze

5049 aluminum belongs to the aluminum alloys classification, while C63020 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 5049 aluminum and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
120
Elongation at Break, % 2.0 to 18
6.8
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
44
Shear Strength, MPa 130 to 190
600
Tensile Strength: Ultimate (UTS), MPa 210 to 330
1020
Tensile Strength: Yield (Proof), MPa 91 to 280
740

Thermal Properties

Latent Heat of Fusion, J/g 400
230
Maximum Temperature: Mechanical, °C 190
230
Melting Completion (Liquidus), °C 650
1070
Melting Onset (Solidus), °C 620
1020
Specific Heat Capacity, J/kg-K 900
450
Thermal Conductivity, W/m-K 140
40
Thermal Expansion, µm/m-K 24
18

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.5
3.6
Embodied Energy, MJ/kg 150
58
Embodied Water, L/kg 1180
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.0 to 31
63
Resilience: Unit (Modulus of Resilience), kJ/m3 59 to 570
2320
Stiffness to Weight: Axial, points 14
8.0
Stiffness to Weight: Bending, points 50
20
Strength to Weight: Axial, points 22 to 34
34
Strength to Weight: Bending, points 29 to 39
27
Thermal Diffusivity, mm2/s 56
11
Thermal Shock Resistance, points 9.3 to 15
35

Alloy Composition

Aluminum (Al), % 94.7 to 97.9
10 to 11
Chromium (Cr), % 0 to 0.3
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.1
74.7 to 81.8
Iron (Fe), % 0 to 0.5
4.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 1.6 to 2.5
0
Manganese (Mn), % 0.5 to 1.1
0 to 1.5
Nickel (Ni), % 0
4.2 to 6.0
Silicon (Si), % 0 to 0.4
0
Tin (Sn), % 0
0 to 0.25
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
0 to 0.3
Residuals, % 0
0 to 0.5