C72900 Copper-nickel vs. C19020 Copper
Both C72900 copper-nickel and C19020 copper are copper alloys. They have 79% 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 C72900 copper-nickel and the bottom bar is C19020 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 6.0 to 20 | |
| 2.3 to 5.7 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 45 | |
| 44 |
| Shear Strength, MPa | 540 to 630 | |
| 260 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 1080 | |
| 440 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 210 | |
| 200 |
| Melting Completion (Liquidus), °C | 1120 | |
| 1090 |
| Melting Onset (Solidus), °C | 950 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 29 | |
| 190 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.8 | |
| 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 50 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 39 | |
| 31 |
| Density, g/cm3 | 8.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 4.6 | |
| 2.8 |
| Embodied Energy, MJ/kg | 72 | |
| 44 |
| Embodied Water, L/kg | 360 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.6 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 19 | |
| 18 |
| Strength to Weight: Axial, points | 27 to 34 | |
| 14 to 18 |
| Strength to Weight: Bending, points | 23 to 27 | |
| 14 to 18 |
| Thermal Diffusivity, mm2/s | 8.6 | |
| 55 |
| Thermal Shock Resistance, points | 31 to 38 | |
| 16 to 21 |
Alloy Composition
| Copper (Cu), % | 74.1 to 78 | |
| 95.7 to 99.19 |
| Iron (Fe), % | 0 to 0.5 | |
| 0 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Magnesium (Mg), % | 0 to 0.15 | |
| 0 |
| Manganese (Mn), % | 0 to 0.3 | |
| 0 |
| Nickel (Ni), % | 14.5 to 15.5 | |
| 0.5 to 3.0 |
| Niobium (Nb), % | 0 to 0.1 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0.010 to 0.2 |
| Tin (Sn), % | 7.5 to 8.5 | |
| 0.3 to 0.9 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.2 |