Grade 250 Maraging Steel vs. Austenitic Nodular Cast Iron
Both grade 250 maraging steel and austenitic nodular cast iron are iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is grade 250 maraging steel and the bottom bar is austenitic nodular cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 180 to 190 |
| Elongation at Break, % | 7.3 to 17 | |
| 6.8 to 34 |
| Poisson's Ratio | 0.3 | |
| 0.29 to 0.3 |
| Shear Modulus, GPa | 75 | |
| 70 to 72 |
| Tensile Strength: Ultimate (UTS), MPa | 970 to 1800 | |
| 430 to 500 |
| Tensile Strength: Yield (Proof), MPa | 660 to 1740 | |
| 190 to 240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 280 to 350 |
| Melting Completion (Liquidus), °C | 1480 | |
| 1340 to 1400 |
| Melting Onset (Solidus), °C | 1430 | |
| 1300 to 1360 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 470 to 490 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 to 14 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 32 | |
| 16 to 25 |
| Density, g/cm3 | 8.2 | |
| 7.7 to 8.0 |
| Embodied Carbon, kg CO2/kg material | 4.9 | |
| 3.5 to 4.9 |
| Embodied Energy, MJ/kg | 65 | |
| 48 to 68 |
| Embodied Water, L/kg | 140 | |
| 91 to 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 150 | |
| 24 to 140 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 to 25 |
| Strength to Weight: Axial, points | 33 to 61 | |
| 15 to 18 |
| Strength to Weight: Bending, points | 26 to 40 | |
| 16 to 18 |
| Thermal Shock Resistance, points | 29 to 54 | |
| 12 to 15 |