| Ductile-Nodular Iron | SF60 | SP80 | SH100 |
| Tensile Strength (psi) | 65000 | 80-100,000 | 100000 |
| Yield Strength (psi) | 45000 | 55-75,000 | 70000 |
| Elongation (%) | 12-20 | 6-8 | 3-5 |
| Hardness (BHN) | 140-190 | 180-210 | 210-260 |
| ASTM Equivalent | A536 CL 60-40-18 A536 CL 65-45-12 |
A536 CL 80-55-06 | A536 CL 100-70-03 |