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5050 Aluminum vs. C89320 Bronze

5050 aluminum belongs to the aluminum alloys classification, while C89320 bronze belongs to the copper alloys. There are 28 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 5050 aluminum and the bottom bar is C89320 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.7 to 22
17
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 140 to 250
270
Tensile Strength: Yield (Proof), MPa 50 to 210
140

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 650
1050
Melting Onset (Solidus), °C 630
930
Specific Heat Capacity, J/kg-K 900
360
Thermal Conductivity, W/m-K 190
56
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 50
15
Electrical Conductivity: Equal Weight (Specific), % IACS 170
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.7
8.9
Embodied Carbon, kg CO2/kg material 8.4
3.5
Embodied Energy, MJ/kg 150
56
Embodied Water, L/kg 1190
490

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.1 to 24
38
Resilience: Unit (Modulus of Resilience), kJ/m3 18 to 330
93
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 50
18
Strength to Weight: Axial, points 15 to 26
8.5
Strength to Weight: Bending, points 22 to 33
10
Thermal Diffusivity, mm2/s 79
17
Thermal Shock Resistance, points 6.3 to 11
10

Alloy Composition

Aluminum (Al), % 96.3 to 98.9
0 to 0.0050
Antimony (Sb), % 0
0 to 0.35
Bismuth (Bi), % 0
4.0 to 6.0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.2
87 to 91
Iron (Fe), % 0 to 0.7
0 to 0.2
Lead (Pb), % 0
0 to 0.090
Magnesium (Mg), % 1.1 to 1.8
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 0 to 0.4
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
5.0 to 7.0
Zinc (Zn), % 0 to 0.25
0 to 1.0
Residuals, % 0
0 to 0.5