Nickel 725 vs. C82800 Copper
Nickel 725 belongs to the nickel alloys classification, while C82800 copper belongs to the copper alloys. There are 25 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 nickel 725 and the bottom bar is C82800 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 34 | |
| 1.0 to 20 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 78 | |
| 46 |
| Tensile Strength: Ultimate (UTS), MPa | 860 | |
| 670 to 1140 |
| Tensile Strength: Yield (Proof), MPa | 350 | |
| 380 to 1000 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 240 |
| Maximum Temperature: Mechanical, °C | 980 | |
| 310 |
| Melting Completion (Liquidus), °C | 1340 | |
| 930 |
| Melting Onset (Solidus), °C | 1270 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 390 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.5 | |
| 18 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.6 | |
| 19 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.5 | |
| 8.7 |
| Embodied Carbon, kg CO2/kg material | 13 | |
| 12 |
| Embodied Energy, MJ/kg | 190 | |
| 190 |
| Embodied Water, L/kg | 270 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 240 | |
| 11 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 300 | |
| 590 to 4080 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.8 |
| Stiffness to Weight: Bending, points | 23 | |
| 19 |
| Strength to Weight: Axial, points | 28 | |
| 21 to 36 |
| Strength to Weight: Bending, points | 24 | |
| 20 to 28 |
| Thermal Shock Resistance, points | 23 | |
| 23 to 39 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.35 | |
| 0 to 0.15 |
| Beryllium (Be), % | 0 | |
| 2.5 to 2.9 |
| Carbon (C), % | 0 to 0.030 | |
| 0 |
| Chromium (Cr), % | 19 to 22.5 | |
| 0 to 0.1 |
| Cobalt (Co), % | 0 | |
| 0.15 to 0.7 |
| Copper (Cu), % | 0 | |
| 94.6 to 97.2 |
| Iron (Fe), % | 2.3 to 15.3 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 0 to 0.35 | |
| 0 |
| Molybdenum (Mo), % | 7.0 to 9.5 | |
| 0 |
| Nickel (Ni), % | 55 to 59 | |
| 0 to 0.2 |
| Niobium (Nb), % | 2.8 to 4.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 |
| Silicon (Si), % | 0 to 0.2 | |
| 0.2 to 0.35 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.1 |
| Titanium (Ti), % | 1.0 to 1.7 | |
| 0 to 0.12 |
| Zinc (Zn), % | 0 | |
| 0 to 0.1 |
| Residuals, % | 0 | |
| 0 to 0.5 |