C19700 Copper vs. C72900 Copper-nickel
Both C19700 copper and C72900 copper-nickel are copper alloys. They have 77% of their average alloy composition in common. There are 29 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 C19700 copper and the bottom bar is C72900 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 2.4 to 13 | |
| 6.0 to 20 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 45 |
| Shear Strength, MPa | 240 to 300 | |
| 540 to 630 |
| Tensile Strength: Ultimate (UTS), MPa | 400 to 530 | |
| 870 to 1080 |
| Tensile Strength: Yield (Proof), MPa | 330 to 520 | |
| 700 to 920 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 210 |
| Melting Completion (Liquidus), °C | 1090 | |
| 1120 |
| Melting Onset (Solidus), °C | 1040 | |
| 950 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 380 |
| Thermal Conductivity, W/m-K | 250 | |
| 29 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 86 to 88 | |
| 7.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 87 to 89 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 39 |
| Density, g/cm3 | 8.9 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 4.6 |
| Embodied Energy, MJ/kg | 41 | |
| 72 |
| Embodied Water, L/kg | 310 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 to 49 | |
| 49 to 210 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1160 | |
| 2030 to 3490 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.6 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 12 to 16 | |
| 27 to 34 |
| Strength to Weight: Bending, points | 14 to 16 | |
| 23 to 27 |
| Thermal Diffusivity, mm2/s | 73 | |
| 8.6 |
| Thermal Shock Resistance, points | 14 to 19 | |
| 31 to 38 |
Alloy Composition
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| Cobalt (Co), % | 0 to 0.050 | |
| 0 |
| Copper (Cu), % | 97.4 to 99.59 | |
| 74.1 to 78 |
| Iron (Fe), % | 0.3 to 1.2 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.020 |
| Magnesium (Mg), % | 0.010 to 0.2 | |
| 0 to 0.15 |
| Manganese (Mn), % | 0 to 0.050 | |
| 0 to 0.3 |
| Nickel (Ni), % | 0 to 0.050 | |
| 14.5 to 15.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0.1 to 0.4 | |
| 0 |
| Tin (Sn), % | 0 to 0.2 | |
| 7.5 to 8.5 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 to 0.5 |
| Residuals, % | 0 to 0.2 | |
| 0 to 0.3 |