C99600 Bronze vs. R31537 Cobalt
C99600 bronze belongs to the copper alloys classification, while R31537 cobalt belongs to the cobalt alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is C99600 bronze and the bottom bar is R31537 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 150 | |
| 220 |
| Elongation at Break, % | 27 to 34 | |
| 14 to 23 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 56 | |
| 87 |
| Tensile Strength: Ultimate (UTS), MPa | 560 | |
| 1000 to 1340 |
| Tensile Strength: Yield (Proof), MPa | 250 to 300 | |
| 590 to 940 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 320 |
| Melting Completion (Liquidus), °C | 1100 | |
| 1360 |
| Melting Onset (Solidus), °C | 1050 | |
| 1290 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 450 |
| Thermal Expansion, µm/m-K | 19 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.1 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 8.1 |
| Embodied Energy, MJ/kg | 51 | |
| 110 |
| Embodied Water, L/kg | 300 | |
| 530 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 150 | |
| 140 to 200 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 310 | |
| 780 to 1990 |
| Stiffness to Weight: Axial, points | 10 | |
| 15 |
| Stiffness to Weight: Bending, points | 22 | |
| 24 |
| Strength to Weight: Axial, points | 19 | |
| 33 to 44 |
| Strength to Weight: Bending, points | 19 | |
| 26 to 32 |
| Thermal Shock Resistance, points | 14 | |
| 24 to 32 |
Alloy Composition
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| Aluminum (Al), % | 1.0 to 2.8 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.14 |
| Chromium (Cr), % | 0 | |
| 26 to 30 |
| Cobalt (Co), % | 0 to 0.2 | |
| 58.9 to 69 |
| Copper (Cu), % | 50.8 to 60 | |
| 0 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 0.75 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 39 to 45 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 5.0 to 7.0 |
| Nickel (Ni), % | 0 to 0.2 | |
| 0 to 1.0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.25 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 1.0 |
| Tin (Sn), % | 0 to 0.1 | |
| 0 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |