C70400 Copper-nickel vs. Grade N7M Nickel
C70400 copper-nickel belongs to the copper alloys classification, while grade N7M nickel belongs to the nickel alloys. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is C70400 copper-nickel and the bottom bar is grade N7M nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 220 |
| Poisson's Ratio | 0.34 | |
| 0.31 |
| Shear Modulus, GPa | 45 | |
| 85 |
| Tensile Strength: Ultimate (UTS), MPa | 300 to 310 | |
| 590 |
| Tensile Strength: Yield (Proof), MPa | 95 to 230 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 320 |
| Maximum Temperature: Mechanical, °C | 210 | |
| 900 |
| Melting Completion (Liquidus), °C | 1120 | |
| 1650 |
| Melting Onset (Solidus), °C | 1060 | |
| 1590 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Expansion, µm/m-K | 17 | |
| 9.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 32 | |
| 75 |
| Density, g/cm3 | 8.9 | |
| 9.3 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 16 |
| Embodied Energy, MJ/kg | 47 | |
| 200 |
| Embodied Water, L/kg | 300 | |
| 270 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 38 to 220 | |
| 220 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 22 |
| Strength to Weight: Axial, points | 9.3 to 9.8 | |
| 18 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 17 |
| Thermal Shock Resistance, points | 10 to 11 | |
| 19 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.070 |
| Chromium (Cr), % | 0 | |
| 0 to 1.0 |
| Copper (Cu), % | 89.8 to 93.6 | |
| 0 |
| Iron (Fe), % | 1.3 to 1.7 | |
| 0 to 3.0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 30 to 33 |
| Nickel (Ni), % | 4.8 to 6.2 | |
| 60.9 to 70 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |