C99500 Copper vs. C96900 Copper-nickel
Both C99500 copper and C96900 copper-nickel are copper alloys. They have 81% of their average alloy composition in common.
For each property being compared, the top bar is C99500 copper and the bottom bar is C96900 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 | 
| Elongation at Break, % | 13 | |
| 4.5 | 
| Poisson's Ratio | 0.34 | |
| 0.34 | 
| Shear Modulus, GPa | 45 | |
| 45 | 
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 850 | 
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 830 | 
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 210 | 
| Maximum Temperature: Mechanical, °C | 210 | |
| 210 | 
| Melting Completion (Liquidus), °C | 1090 | |
| 1060 | 
| Melting Onset (Solidus), °C | 1040 | |
| 960 | 
| Specific Heat Capacity, J/kg-K | 400 | |
| 380 | 
| Thermal Expansion, µm/m-K | 17 | |
| 17 | 
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 10 | |
| 9.0 | 
| Electrical Conductivity: Equal Weight (Specific), % IACS | 10 | |
| 9.2 | 
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 39 | 
| Density, g/cm3 | 8.7 | |
| 8.8 | 
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 4.6 | 
| Embodied Energy, MJ/kg | 47 | |
| 72 | 
| Embodied Water, L/kg | 300 | |
| 360 | 
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 63 | |
| 38 | 
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 410 | |
| 2820 | 
| Stiffness to Weight: Axial, points | 7.7 | |
| 7.7 | 
| Stiffness to Weight: Bending, points | 19 | |
| 19 | 
| Strength to Weight: Axial, points | 17 | |
| 27 | 
| Strength to Weight: Bending, points | 17 | |
| 23 | 
| Thermal Shock Resistance, points | 19 | |
| 30 | 
Alloy Composition
| Aluminum (Al), % | 0.5 to 2.0 | |
| 0 | 
| Copper (Cu), % | 82.5 to 92 | |
| 73.6 to 78 | 
| Iron (Fe), % | 3.0 to 5.0 | |
| 0 to 0.5 | 
| Lead (Pb), % | 0 to 0.25 | |
| 0 to 0.020 | 
| Magnesium (Mg), % | 0 | |
| 0 to 0.15 | 
| Manganese (Mn), % | 0 to 0.5 | |
| 0.050 to 0.3 | 
| Nickel (Ni), % | 3.5 to 5.5 | |
| 14.5 to 15.5 | 
| Niobium (Nb), % | 0 | |
| 0 to 0.1 | 
| Silicon (Si), % | 0.5 to 2.0 | |
| 0 to 0.3 | 
| Tin (Sn), % | 0 | |
| 7.5 to 8.5 | 
| Zinc (Zn), % | 0.5 to 2.0 | |
| 0 to 0.5 | 
| Residuals, % | 0 | |
| 0 to 0.5 |