Austenitic Nodular Cast Iron vs. Type 3 Niobium
Austenitic nodular cast iron belongs to the iron alloys classification, while Type 3 niobium belongs to the otherwise unclassified metals. There are 19 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 austenitic nodular cast iron and the bottom bar is Type 3 niobium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 240 | |
| 110 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 to 190 | |
| 100 |
| Elongation at Break, % | 6.8 to 34 | |
| 23 |
| Poisson's Ratio | 0.29 to 0.3 | |
| 0.4 |
| Shear Modulus, GPa | 70 to 72 | |
| 38 |
| Tensile Strength: Ultimate (UTS), MPa | 430 to 500 | |
| 220 |
| Tensile Strength: Yield (Proof), MPa | 190 to 240 | |
| 140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 to 350 | |
| 310 |
| Specific Heat Capacity, J/kg-K | 470 to 490 | |
| 270 |
| Thermal Expansion, µm/m-K | 13 to 14 | |
| 7.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.7 to 8.0 | |
| 8.6 |
| Embodied Water, L/kg | 91 to 120 | |
| 160 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 24 to 140 | |
| 44 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 98 to 160 | |
| 93 |
| Stiffness to Weight: Axial, points | 13 | |
| 6.8 |
| Stiffness to Weight: Bending, points | 24 to 25 | |
| 18 |
| Strength to Weight: Axial, points | 15 to 18 | |
| 7.2 |
| Strength to Weight: Bending, points | 16 to 18 | |
| 9.5 |
| Thermal Shock Resistance, points | 12 to 15 | |
| 21 |