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CC491K Bronze vs. 6463 Aluminum

CC491K bronze belongs to the copper alloys classification, while 6463 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 CC491K bronze and the bottom bar is 6463 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
42 to 74
Elastic (Young's, Tensile) Modulus, GPa 110
68
Elongation at Break, % 13
9.0 to 17
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 260
140 to 230
Tensile Strength: Yield (Proof), MPa 120
82 to 200

Thermal Properties

Latent Heat of Fusion, J/g 190
400
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 980
660
Melting Onset (Solidus), °C 900
620
Specific Heat Capacity, J/kg-K 370
900
Thermal Conductivity, W/m-K 71
190 to 210
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
50 to 55
Electrical Conductivity: Equal Weight (Specific), % IACS 15
170 to 180

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 8.9
2.7
Embodied Carbon, kg CO2/kg material 3.1
8.3
Embodied Energy, MJ/kg 51
150
Embodied Water, L/kg 350
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
17 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 67
50 to 300
Stiffness to Weight: Axial, points 6.7
14
Stiffness to Weight: Bending, points 18
50
Strength to Weight: Axial, points 8.1
14 to 24
Strength to Weight: Bending, points 10
22 to 31
Thermal Diffusivity, mm2/s 22
79 to 86
Thermal Shock Resistance, points 9.3
6.3 to 10

Alloy Composition

Aluminum (Al), % 0 to 0.010
97.9 to 99.4
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 81 to 87
0 to 0.2
Iron (Fe), % 0 to 0.3
0 to 0.15
Lead (Pb), % 4.0 to 6.0
0
Magnesium (Mg), % 0
0.45 to 0.9
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0.2 to 0.6
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 4.0 to 6.0
0 to 0.050
Residuals, % 0
0 to 0.15