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CR019A Copper vs. C63020 Bronze

Both CR019A copper and C63020 bronze are copper alloys. They have 78% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CR019A copper and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
6.8
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 220
1020
Tensile Strength: Yield (Proof), MPa 130
740

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 200
230
Melting Completion (Liquidus), °C 1090
1070
Melting Onset (Solidus), °C 1040
1020
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 390
40
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 35
29
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 42
58
Embodied Water, L/kg 390
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
63
Resilience: Unit (Modulus of Resilience), kJ/m3 76
2320
Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.8
34
Strength to Weight: Bending, points 9.0
27
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 7.8
35

Alloy Composition


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Aluminum (Al), % 0
10 to 11
Bismuth (Bi), % 0 to 0.00050
0
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 99.874 to 99.92
74.7 to 81.8
Iron (Fe), % 0
4.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
4.2 to 6.0
Silver (Ag), % 0.080 to 0.12
0
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.3
Residuals, % 0
0 to 0.5