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CR022A Copper vs. C86300 Bronze

Both CR022A copper and C86300 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 63% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CR022A copper and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
14
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 230
850
Tensile Strength: Yield (Proof), MPa 140
480

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1090
920
Melting Onset (Solidus), °C 1040
890
Specific Heat Capacity, J/kg-K 390
420
Thermal Conductivity, W/m-K 380
35
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 41
51
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100
Resilience: Unit (Modulus of Resilience), kJ/m3 83
1030
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.1
30
Strength to Weight: Bending, points 9.3
25
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 8.1
28

Alloy Composition


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Aluminum (Al), % 0
5.0 to 7.5
Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0 to 0.00010
0
Copper (Cu), % 99.99 to 99.999
60 to 66
Iron (Fe), % 0 to 0.0010
2.0 to 4.0
Lead (Pb), % 0 to 0.00050
0 to 0.2
Manganese (Mn), % 0 to 0.00050
2.5 to 5.0
Nickel (Ni), % 0 to 0.0010
0 to 1.0
Phosphorus (P), % 0.0010 to 0.0060
0
Selenium (Se), % 0 to 0.00020
0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0 to 0.2
Zinc (Zn), % 0 to 0.00010
22 to 28
Residuals, % 0
0 to 1.0