C71000 Copper-nickel vs. C54400 Bronze
Both C71000 copper-nickel and C54400 bronze are copper alloys. They have 78% of their average alloy composition in common.
For each property being compared, the top bar is C71000 copper-nickel and the bottom bar is C54400 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 130 | |
110 |
Poisson's Ratio | 0.33 | |
0.34 |
Rockwell B Hardness | 59 to 85 | |
67 to 93 |
Rockwell Superficial 30T Hardness | 56 to 73 | |
33 to 79 |
Shear Modulus, GPa | 49 | |
40 |
Tensile Strength: Ultimate (UTS), MPa | 320 to 560 | |
330 to 720 |
Thermal Properties
Latent Heat of Fusion, J/g | 230 | |
190 |
Maximum Temperature: Mechanical, °C | 240 | |
170 |
Melting Completion (Liquidus), °C | 1200 | |
1000 |
Melting Onset (Solidus), °C | 1150 | |
930 |
Specific Heat Capacity, J/kg-K | 400 | |
370 |
Thermal Conductivity, W/m-K | 43 | |
86 |
Thermal Expansion, µm/m-K | 15 | |
18 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 6.5 | |
19 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 6.6 | |
19 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 37 | |
31 |
Density, g/cm3 | 8.9 | |
8.9 |
Embodied Carbon, kg CO2/kg material | 4.3 | |
2.9 |
Embodied Energy, MJ/kg | 63 | |
48 |
Embodied Water, L/kg | 290 | |
340 |
Common Calculations
Stiffness to Weight: Axial, points | 8.2 | |
6.8 |
Stiffness to Weight: Bending, points | 19 | |
18 |
Strength to Weight: Axial, points | 10 to 18 | |
10 to 22 |
Strength to Weight: Bending, points | 12 to 17 | |
12 to 20 |
Thermal Diffusivity, mm2/s | 12 | |
26 |
Thermal Shock Resistance, points | 12 to 20 | |
12 to 26 |
Alloy Composition
Copper (Cu), % | 73.5 to 80.5 | |
85.4 to 91.5 |
Iron (Fe), % | 0.5 to 1.0 | |
0 to 0.1 |
Lead (Pb), % | 0 to 0.050 | |
3.5 to 4.5 |
Manganese (Mn), % | 0 to 1.0 | |
0 |
Nickel (Ni), % | 19 to 23 | |
0 |
Phosphorus (P), % | 0 | |
0.010 to 0.5 |
Tin (Sn), % | 0 | |
3.5 to 4.5 |
Zinc (Zn), % | 0 to 1.0 | |
1.5 to 4.5 |
Residuals, % | 0 | |
0 to 0.5 |