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C63020 Bronze vs. C55181 Copper

Both C63020 bronze and C55181 copper are copper alloys. They have 78% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 1020
200

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
200
Melting Completion (Liquidus), °C 1070
790
Melting Onset (Solidus), °C 1020
710
Specific Heat Capacity, J/kg-K 450
410
Thermal Expansion, µm/m-K 18
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 3.6
2.4
Embodied Energy, MJ/kg 58
38
Embodied Water, L/kg 390
290

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.0
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
6.5
Strength to Weight: Bending, points 27
8.9
Thermal Shock Resistance, points 35
8.2

Alloy Composition


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Aluminum (Al), % 10 to 11
0
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
92.4 to 93
Iron (Fe), % 4.0 to 5.5
0
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.2 to 6.0
0
Phosphorus (P), % 0
7.0 to 7.5
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.5
0 to 0.15