| Property | Ductile iron | Gaskets |
| ɣ (kg/m3) | 7050 | 1900 |
| E (N/m2) | 1.70E+11 | 2.77E+06 |
| Ѵ | 0.275 | 0.497 |
| σy (N/m2) | 3.00E+08 | 6.00E+06 |
| σu (N/m2) | 4.2 e8 | 6.50E+06 |
| Ɛu | 0.1 | 3 |