| Grade | Size | Tensile KSI, Min | Yield, KSI, Min | Elong, %, Min | RA % Min | HBW | HRC |
|---|---|---|---|---|---|---|---|
| B7 | UP TO 2 1/2 | 125 | 105 | 16 | 50 | 321 | 35 |
| 2 5/8-4 | 115 | 95 | 16 | 50 | |||
| 4 1/8 | 100 | 75 | 18 | 50 |
| Product | Item Name |
|---|---|
| Carbon | 0.37-0.49 |
| Manganese | 0.65-1.10 |
| Phosphorus, Max | 0.035 |
| Sulfur, Max | 0.040 |
| Silicon | 0.15-0.35 |
| Chromium | 0.75-1.20 |
| Nickel | *** |
| Molybdenum | 0.15-0.25 |
| Grade | HRC | HRC |
|---|---|---|
| B7 | A194-2H | F436 |