| NICKEL (NI) | 46.0 |
| CHROMIUM(CR) | 0.10 |
| MANGANESE(MN) | 0.80 |
| SILICON (SI) | 0.30 |
| CARBON (C) | 0.05 |
| PHOSPHORUS (P) | 0.025 |
| SULFUR (S) | 0.025 |
| IRON | BALANCE |
| ANNEALED | 85,000 MAX |
| 1/4 HARD | 90,000 TO 115,000 |
| 1/2 HARD | 105,000 TO 125,000 |
| HARD | 120,000 MIN. |
| ANNEALED | 70 MAX |
| 1/4 HARD | 78 TO 83 |
| 1/2 HARD | 84 TO 88 |