G-CoCr28 Cobalt vs. C15100 Copper
G-CoCr28 cobalt belongs to the cobalt alloys classification, while C15100 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is G-CoCr28 cobalt and the bottom bar is C15100 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 120 |
| Elongation at Break, % | 6.7 | |
| 2.0 to 36 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 83 | |
| 43 |
| Tensile Strength: Ultimate (UTS), MPa | 560 | |
| 260 to 470 |
| Tensile Strength: Yield (Proof), MPa | 260 | |
| 69 to 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 1200 | |
| 200 |
| Melting Completion (Liquidus), °C | 1330 | |
| 1100 |
| Melting Onset (Solidus), °C | 1270 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 390 |
| Thermal Conductivity, W/m-K | 8.5 | |
| 360 |
| Thermal Expansion, µm/m-K | 14 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 100 | |
| 31 |
| Density, g/cm3 | 8.1 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 6.2 | |
| 2.7 |
| Embodied Energy, MJ/kg | 84 | |
| 43 |
| Embodied Water, L/kg | 440 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 | |
| 9.3 to 71 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 | |
| 21 to 890 |
| Stiffness to Weight: Axial, points | 15 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 24 | |
| 18 |
| Strength to Weight: Axial, points | 19 | |
| 8.1 to 15 |
| Strength to Weight: Bending, points | 19 | |
| 10 to 15 |
| Thermal Diffusivity, mm2/s | 2.2 | |
| 100 |
| Thermal Shock Resistance, points | 14 | |
| 9.3 to 17 |
Alloy Composition
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| Carbon (C), % | 0.050 to 0.25 | |
| 0 |
| Chromium (Cr), % | 27 to 30 | |
| 0 |
| Cobalt (Co), % | 48 to 52 | |
| 0 |
| Copper (Cu), % | 0 | |
| 99.8 to 99.95 |
| Iron (Fe), % | 9.7 to 24.5 | |
| 0 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 0 to 4.0 | |
| 0 |
| Niobium (Nb), % | 0 to 0.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0.5 to 1.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0.050 to 0.15 |
| Residuals, % | 0 | |
| 0 to 0.1 |