R30016 Cobalt vs. SAE-AISI H26 Steel
R30016 cobalt belongs to the cobalt alloys classification, while SAE-AISI H26 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is R30016 cobalt and the bottom bar is SAE-AISI H26 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 220 | |
210 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 85 | |
80 |
Tensile Strength: Ultimate (UTS), MPa | 1010 | |
720 to 2100 |
Thermal Properties
Latent Heat of Fusion, J/g | 320 | |
240 |
Melting Completion (Liquidus), °C | 1360 | |
1810 |
Melting Onset (Solidus), °C | 1270 | |
1760 |
Specific Heat Capacity, J/kg-K | 450 | |
410 |
Thermal Conductivity, W/m-K | 15 | |
22 |
Thermal Expansion, µm/m-K | 14 | |
12 |
Otherwise Unclassified Properties
Density, g/cm3 | 8.5 | |
9.3 |
Embodied Carbon, kg CO2/kg material | 7.7 | |
8.1 |
Embodied Energy, MJ/kg | 110 | |
120 |
Embodied Water, L/kg | 500 | |
90 |
Common Calculations
Stiffness to Weight: Axial, points | 14 | |
12 |
Stiffness to Weight: Bending, points | 24 | |
21 |
Strength to Weight: Axial, points | 33 | |
22 to 63 |
Strength to Weight: Bending, points | 26 | |
19 to 39 |
Thermal Diffusivity, mm2/s | 3.9 | |
5.6 |
Thermal Shock Resistance, points | 24 | |
22 to 63 |
Alloy Composition
Carbon (C), % | 0.9 to 1.4 | |
0.45 to 0.55 |
Chromium (Cr), % | 28 to 32 | |
3.8 to 4.5 |
Cobalt (Co), % | 49.6 to 66.9 | |
0 |
Copper (Cu), % | 0 | |
0 to 0.25 |
Iron (Fe), % | 0 to 3.0 | |
73.3 to 77.5 |
Manganese (Mn), % | 0.5 to 2.0 | |
0.15 to 0.4 |
Molybdenum (Mo), % | 0 to 1.5 | |
0 |
Nickel (Ni), % | 0 to 3.0 | |
0 to 0.3 |
Phosphorus (P), % | 0 | |
0 to 0.030 |
Silicon (Si), % | 0.2 to 2.0 | |
0.15 to 0.4 |
Sulfur (S), % | 0 | |
0 to 0.030 |
Tungsten (W), % | 3.5 to 5.5 | |
17.3 to 19 |
Vanadium (V), % | 0 | |
0.75 to 1.3 |