C19010 Copper vs. C74400 Nickel Silver
Both C19010 copper and C74400 nickel silver are copper alloys. They have 65% of their average alloy composition in common.
For each property being compared, the top bar is C19010 copper and the bottom bar is C74400 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 2.4 to 22 | |
| 43 |
| Poisson's Ratio | 0.34 | |
| 0.31 |
| Shear Modulus, GPa | 43 | |
| 39 |
| Shear Strength, MPa | 210 to 360 | |
| 240 |
| Tensile Strength: Ultimate (UTS), MPa | 330 to 640 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 260 to 620 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 140 |
| Melting Completion (Liquidus), °C | 1060 | |
| 930 |
| Melting Onset (Solidus), °C | 1010 | |
| 910 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 260 | |
| 120 |
| Thermal Expansion, µm/m-K | 17 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 48 to 63 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 48 to 63 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 25 |
| Density, g/cm3 | 8.9 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.9 |
| Embodied Energy, MJ/kg | 42 | |
| 48 |
| Embodied Water, L/kg | 310 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 7.3 to 140 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 290 to 1680 | |
| 63 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 10 to 20 | |
| 12 |
| Strength to Weight: Bending, points | 12 to 18 | |
| 14 |
| Thermal Diffusivity, mm2/s | 75 | |
| 37 |
| Thermal Shock Resistance, points | 12 to 23 | |
| 12 |
Alloy Composition
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| Copper (Cu), % | 97.3 to 99.04 | |
| 62 to 66 |
| Iron (Fe), % | 0 | |
| 0 to 0.050 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Nickel (Ni), % | 0.8 to 1.8 | |
| 2.0 to 4.0 |
| Phosphorus (P), % | 0.010 to 0.050 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 29.6 to 36 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.3 |