C72200 Copper-nickel vs. Grade 702C Zirconium
C72200 copper-nickel belongs to the copper alloys classification, while grade 702C zirconium belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is C72200 copper-nickel and the bottom bar is grade 702C zirconium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 130 | |
| 97 |
| Poisson's Ratio | 0.33 | |
| 0.34 |
| Rockwell B Hardness | 71 to 86 | |
| 84 |
| Shear Modulus, GPa | 48 | |
| 36 |
| Tensile Strength: Ultimate (UTS), MPa | 350 to 580 | |
| 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 270 |
| Thermal Conductivity, W/m-K | 34 | |
| 22 |
| Thermal Expansion, µm/m-K | 16 | |
| 5.7 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.9 | |
| 6.7 |
| Embodied Water, L/kg | 300 | |
| 450 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.0 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 19 | |
| 23 |
| Strength to Weight: Axial, points | 11 to 18 | |
| 18 |
| Strength to Weight: Bending, points | 12 to 17 | |
| 19 |
| Thermal Diffusivity, mm2/s | 9.6 | |
| 12 |
| Thermal Shock Resistance, points | 12 to 20 | |
| 55 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.1 |
| Chromium (Cr), % | 0.3 to 0.7 | |
| 0 |
| Copper (Cu), % | 78.1 to 84.2 | |
| 0 |
| Hafnium (Hf), % | 0 | |
| 0 to 4.5 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0050 |
| Iron (Fe), % | 0.5 to 1.0 | |
| 0 to 0.3 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Nickel (Ni), % | 15 to 18 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 | |
| 0 to 0.010 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 94.8 to 100 |
| Residuals, % | 0 to 0.2 | |
| 0 |