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C15000 Copper vs. C31400 Bronze

Both C15000 copper and C31400 bronze are copper alloys. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is C15000 copper and the bottom bar is C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 13 to 54
6.8 to 29
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Shear Strength, MPa 150 to 280
180 to 240
Tensile Strength: Ultimate (UTS), MPa 200 to 460
270 to 420
Tensile Strength: Yield (Proof), MPa 45 to 460
78 to 310

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1080
1040
Melting Onset (Solidus), °C 980
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 370
180
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 93
42
Electrical Conductivity: Equal Weight (Specific), % IACS 93
43

Otherwise Unclassified Properties

Base Metal Price, % relative 31
29
Density, g/cm3 9.0
8.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 43
42
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 250
26 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 8.7 to 910
28 to 420
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 6.2 to 14
8.7 to 13
Strength to Weight: Bending, points 8.5 to 15
11 to 14
Thermal Diffusivity, mm2/s 110
54
Thermal Shock Resistance, points 7.3 to 17
9.6 to 15

Alloy Composition

Copper (Cu), % 99.8 to 99.9
87.5 to 90.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0
1.3 to 2.5
Nickel (Ni), % 0
0 to 0.7
Zinc (Zn), % 0
5.8 to 11.2
Zirconium (Zr), % 0.1 to 0.2
0
Residuals, % 0
0 to 0.4