EN 1.5414 Steel vs. R30816 Cobalt
EN 1.5414 steel belongs to the iron alloys classification, while R30816 cobalt belongs to the cobalt alloys. There are 26 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 EN 1.5414 steel and the bottom bar is R30816 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 180 | |
| 280 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 210 |
| Elongation at Break, % | 22 | |
| 23 |
| Fatigue Strength, MPa | 250 to 270 | |
| 250 |
| Poisson's Ratio | 0.29 | |
| 0.3 |
| Shear Modulus, GPa | 73 | |
| 81 |
| Tensile Strength: Ultimate (UTS), MPa | 550 to 580 | |
| 1020 |
| Tensile Strength: Yield (Proof), MPa | 350 to 380 | |
| 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 300 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1540 |
| Melting Onset (Solidus), °C | 1420 | |
| 1460 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 420 |
| Thermal Conductivity, W/m-K | 44 | |
| 13 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 9.1 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 20 |
| Embodied Energy, MJ/kg | 21 | |
| 320 |
| Embodied Water, L/kg | 50 | |
| 440 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 320 to 370 | |
| 510 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 22 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 31 |
| Strength to Weight: Bending, points | 19 to 20 | |
| 25 |
| Thermal Diffusivity, mm2/s | 12 | |
| 3.3 |
| Thermal Shock Resistance, points | 16 to 17 | |
| 28 |
Alloy Composition
| Carbon (C), % | 0 to 0.2 | |
| 0.32 to 0.42 |
| Chromium (Cr), % | 0 to 0.3 | |
| 19 to 21 |
| Cobalt (Co), % | 0 | |
| 40 to 49.8 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 96.4 to 98.7 | |
| 0 to 5.0 |
| Manganese (Mn), % | 0.9 to 1.5 | |
| 1.0 to 2.0 |
| Molybdenum (Mo), % | 0.45 to 0.6 | |
| 3.5 to 4.5 |
| Nickel (Ni), % | 0 to 0.3 | |
| 19 to 21 |
| Niobium (Nb), % | 0 | |
| 3.5 to 4.5 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 to 0.030 |
| Tantalum (Ta), % | 0 | |
| 3.5 to 4.5 |
| Tungsten (W), % | 0 | |
| 3.5 to 4.5 |