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C66100 Bronze vs. 5251 Aluminum

C66100 bronze belongs to the copper alloys classification, while 5251 aluminum belongs to the aluminum 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 C66100 bronze and the bottom bar is 5251 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 8.0 to 40
2.0 to 19
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
26
Shear Strength, MPa 280 to 460
110 to 160
Tensile Strength: Ultimate (UTS), MPa 410 to 790
180 to 280
Tensile Strength: Yield (Proof), MPa 120 to 430
67 to 250

Thermal Properties

Latent Heat of Fusion, J/g 260
400
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1050
650
Melting Onset (Solidus), °C 1000
610
Specific Heat Capacity, J/kg-K 400
900
Thermal Conductivity, W/m-K 34
150
Thermal Expansion, µm/m-K 17
24

Otherwise Unclassified Properties

Base Metal Price, % relative 29
9.5
Density, g/cm3 8.7
2.7
Embodied Carbon, kg CO2/kg material 2.6
8.5
Embodied Energy, MJ/kg 42
150
Embodied Water, L/kg 300
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 53 to 120
5.4 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 790
33 to 450
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 13 to 25
18 to 29
Strength to Weight: Bending, points 14 to 22
26 to 35
Thermal Diffusivity, mm2/s 9.7
61
Thermal Shock Resistance, points 15 to 29
7.9 to 13

Alloy Composition

Aluminum (Al), % 0
95.5 to 98.2
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 92 to 97
0 to 0.15
Iron (Fe), % 0 to 0.25
0 to 0.5
Lead (Pb), % 0.2 to 0.8
0
Magnesium (Mg), % 0
1.7 to 2.4
Manganese (Mn), % 0 to 1.5
0.1 to 0.5
Silicon (Si), % 2.8 to 3.5
0 to 0.4
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 1.5
0 to 0.15
Residuals, % 0
0 to 0.15