Grade 33 Titanium vs. R30001 Cobalt
Grade 33 titanium belongs to the titanium alloys classification, while R30001 cobalt belongs to the cobalt alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is grade 33 titanium and the bottom bar is R30001 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
220 |
Elongation at Break, % | 23 | |
1.0 |
Poisson's Ratio | 0.32 | |
0.28 |
Shear Modulus, GPa | 41 | |
86 |
Tensile Strength: Ultimate (UTS), MPa | 390 | |
620 |
Thermal Properties
Latent Heat of Fusion, J/g | 420 | |
310 |
Melting Completion (Liquidus), °C | 1660 | |
1530 |
Melting Onset (Solidus), °C | 1610 | |
1260 |
Specific Heat Capacity, J/kg-K | 540 | |
430 |
Thermal Conductivity, W/m-K | 21 | |
15 |
Thermal Expansion, µm/m-K | 8.7 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
1.8 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 6.9 | |
1.8 |
Otherwise Unclassified Properties
Density, g/cm3 | 4.5 | |
9.0 |
Embodied Carbon, kg CO2/kg material | 33 | |
8.9 |
Embodied Energy, MJ/kg | 530 | |
130 |
Embodied Water, L/kg | 200 | |
460 |
Common Calculations
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 35 | |
22 |
Strength to Weight: Axial, points | 24 | |
19 |
Strength to Weight: Bending, points | 26 | |
18 |
Thermal Diffusivity, mm2/s | 8.7 | |
3.7 |
Thermal Shock Resistance, points | 30 | |
19 |
Alloy Composition
Carbon (C), % | 0 to 0.080 | |
2.0 to 3.0 |
Chromium (Cr), % | 0.1 to 0.2 | |
28 to 32 |
Cobalt (Co), % | 0 | |
43 to 59 |
Hydrogen (H), % | 0 to 0.015 | |
0 |
Iron (Fe), % | 0 to 0.3 | |
0 to 3.0 |
Molybdenum (Mo), % | 0 | |
0 to 1.0 |
Nickel (Ni), % | 0.35 to 0.55 | |
0 to 3.0 |
Nitrogen (N), % | 0 to 0.030 | |
0 |
Oxygen (O), % | 0 to 0.25 | |
0 |
Palladium (Pd), % | 0.010 to 0.020 | |
0 |
Ruthenium (Ru), % | 0.020 to 0.040 | |
0 |
Silicon (Si), % | 0 | |
0 to 2.0 |
Titanium (Ti), % | 98.1 to 99.52 | |
0 |
Tungsten (W), % | 0 | |
11 to 13 |
Residuals, % | 0 to 0.4 | |
0 |