| Yield KSI | 80 |
| Tensile KSI | 100 |
| Yield KSI | 60 |
| Tensile KSI | 80 |
| C - Carbon | 0.3 |
| Mn - Manganese | 1.5 |
| P - Phosphorus | 0.035 |
| S - Sulphur | 0.045 |
| Si - Silicon | 0.5 |
| Yield KSI | 80 |
| Tensile KSI | 105 |
| P - Phosphorus | 0.06 |
| Yield KSI | 75 |
| Tensile KSI | 100 |
| P - Phosphorus | 0.06 |
| Yield KSI | 60 |
| Tensile KSI | 90 |
| P - Phosphorus | 0.06 |