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CR020A Copper vs. C95500 Bronze

Both CR020A copper and C95500 bronze are copper alloys. They have 81% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CR020A copper and the bottom bar is C95500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
8.4 to 10
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 220
700 to 850
Tensile Strength: Yield (Proof), MPa 130
320 to 470

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 200
230
Melting Completion (Liquidus), °C 1090
1050
Melting Onset (Solidus), °C 1040
1040
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 380
42
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
57
Embodied Water, L/kg 320
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
58 to 61
Resilience: Unit (Modulus of Resilience), kJ/m3 76
420 to 950
Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.8
24 to 29
Strength to Weight: Bending, points 9.0
21 to 24
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 7.8
24 to 29

Alloy Composition


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Aluminum (Al), % 0
10 to 11.5
Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.95 to 99.999
78 to 84
Iron (Fe), % 0
3.0 to 5.0
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0 to 3.5
Nickel (Ni), % 0
3.0 to 5.5
Phosphorus (P), % 0.0010 to 0.0060
0
Silver (Ag), % 0 to 0.015
0
Residuals, % 0
0 to 0.5