Nickel 625 vs. C18700 Copper
Nickel 625 belongs to the nickel alloys classification, while C18700 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is nickel 625 and the bottom bar is C18700 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 110 |
| Elongation at Break, % | 33 to 34 | |
| 9.0 to 9.6 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 79 | |
| 43 |
| Shear Strength, MPa | 530 to 600 | |
| 170 to 190 |
| Tensile Strength: Ultimate (UTS), MPa | 790 to 910 | |
| 290 to 330 |
| Tensile Strength: Yield (Proof), MPa | 320 to 450 | |
| 230 to 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 980 | |
| 200 |
| Melting Completion (Liquidus), °C | 1350 | |
| 1080 |
| Melting Onset (Solidus), °C | 1290 | |
| 950 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 380 |
| Thermal Conductivity, W/m-K | 11 | |
| 380 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.3 | |
| 98 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.4 | |
| 99 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 80 | |
| 30 |
| Density, g/cm3 | 8.6 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 14 | |
| 2.6 |
| Embodied Energy, MJ/kg | 190 | |
| 41 |
| Embodied Water, L/kg | 290 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 220 to 250 | |
| 24 to 29 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 490 | |
| 240 to 280 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 23 | |
| 18 |
| Strength to Weight: Axial, points | 26 to 29 | |
| 9.0 to 10 |
| Strength to Weight: Bending, points | 22 to 24 | |
| 11 to 12 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 110 |
| Thermal Shock Resistance, points | 22 to 25 | |
| 10 to 12 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.4 | |
| 0 |
| Carbon (C), % | 0 to 0.1 | |
| 0 |
| Chromium (Cr), % | 20 to 23 | |
| 0 |
| Cobalt (Co), % | 0 to 1.0 | |
| 0 |
| Copper (Cu), % | 0 | |
| 98 to 99.2 |
| Iron (Fe), % | 0 to 5.0 | |
| 0 |
| Lead (Pb), % | 0 | |
| 0.8 to 1.5 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 |
| Molybdenum (Mo), % | 8.0 to 10 | |
| 0 |
| Nickel (Ni), % | 58 to 68.9 | |
| 0 |
| Niobium (Nb), % | 3.2 to 4.2 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Titanium (Ti), % | 0 to 0.4 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.5 |