C70400 Copper-nickel vs. R05255 Alloy
C70400 copper-nickel belongs to the copper alloys classification, while R05255 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is C70400 copper-nickel and the bottom bar is R05255 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 45 | |
| 70 |
| Tensile Strength: Ultimate (UTS), MPa | 300 to 310 | |
| 540 |
| Tensile Strength: Yield (Proof), MPa | 95 to 230 | |
| 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 140 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 140 |
| Thermal Conductivity, W/m-K | 64 | |
| 59 |
| Thermal Expansion, µm/m-K | 17 | |
| 6.6 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.9 | |
| 17 |
| Embodied Water, L/kg | 300 | |
| 630 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 38 to 220 | |
| 530 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 6.3 |
| Stiffness to Weight: Bending, points | 19 | |
| 11 |
| Strength to Weight: Axial, points | 9.3 to 9.8 | |
| 9.1 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 8.9 |
| Thermal Diffusivity, mm2/s | 18 | |
| 25 |
| Thermal Shock Resistance, points | 10 to 11 | |
| 31 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.010 |
| Copper (Cu), % | 89.8 to 93.6 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0015 |
| Iron (Fe), % | 1.3 to 1.7 | |
| 0 to 0.010 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.020 |
| Nickel (Ni), % | 4.8 to 6.2 | |
| 0 to 0.010 |
| Niobium (Nb), % | 0 | |
| 0 to 0.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.010 |
| Oxygen (O), % | 0 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 | |
| 0 to 0.0050 |
| Tantalum (Ta), % | 0 | |
| 95.9 to 98 |
| Titanium (Ti), % | 0 | |
| 0 to 0.010 |
| Tungsten (W), % | 0 | |
| 2.0 to 3.5 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |