Type 3 Niobium vs. EN 1.8063 Steel
Type 3 niobium belongs to the otherwise unclassified metals classification, while EN 1.8063 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is Type 3 niobium and the bottom bar is EN 1.8063 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 110 | |
| 200 to 540 |
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 190 |
| Poisson's Ratio | 0.4 | |
| 0.29 |
| Shear Modulus, GPa | 38 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 220 | |
| 670 to 1980 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 270 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 480 |
| Thermal Conductivity, W/m-K | 42 | |
| 42 |
| Thermal Expansion, µm/m-K | 7.3 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.6 | |
| 7.7 |
| Embodied Water, L/kg | 160 | |
| 51 |
Common Calculations
| Stiffness to Weight: Axial, points | 6.8 | |
| 13 |
| Stiffness to Weight: Bending, points | 18 | |
| 25 |
| Strength to Weight: Axial, points | 7.2 | |
| 24 to 71 |
| Strength to Weight: Bending, points | 9.5 | |
| 22 to 45 |
| Thermal Diffusivity, mm2/s | 18 | |
| 11 |
| Thermal Shock Resistance, points | 21 | |
| 20 to 59 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0.46 to 0.54 |
| Chromium (Cr), % | 0 | |
| 0.8 to 1.1 |
| Hafnium (Hf), % | 0 to 0.020 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0015 | |
| 0 |
| Iron (Fe), % | 0 to 0.0050 | |
| 95.2 to 96.4 |
| Manganese (Mn), % | 0 | |
| 0.7 to 1.0 |
| Molybdenum (Mo), % | 0 to 0.010 | |
| 0.2 to 0.35 |
| Nickel (Ni), % | 0 to 0.0050 | |
| 0 |
| Niobium (Nb), % | 98.6 to 99.2 | |
| 0 |
| Nitrogen (N), % | 0 to 0.010 | |
| 0 |
| Oxygen (O), % | 0 to 0.015 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.0050 | |
| 1.4 to 1.8 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Tantalum (Ta), % | 0 to 0.1 | |
| 0 |
| Titanium (Ti), % | 0 to 0.020 | |
| 0 |
| Tungsten (W), % | 0 to 0.030 | |
| 0 |
| Zirconium (Zr), % | 0.8 to 1.2 | |
| 0 |