A193 Grade B7 Mechanical Properties
| Grade Marking | Nominal Size | Mechanical Properties | Hardness Rockwell | |||||
|---|---|---|---|---|---|---|---|---|
| Proof Load | Yield Str. | Tensile Str. | Elong. % | R.A. % | Min | Max | ||
 |
1⁄4" - 21⁄2" | - | 105 | 125 | 16 | 50 | - | C35 |
| 25⁄8" - 4" | 95 | 115 | 16 | 50 | C35 | |||
| 41⁄8" - 7" | 75 | 100 | 18 | 50 | C35 | |||