ASTM Diameter Limits
| Grade | Diameter Range | Potential Alternative Grade(s) for Diameters Outside Range |
|---|---|---|
| A307 | 1/4” – 4” | |
| F1554 Grade 36 | 1/2” – 4” | A307 Grade A |
| SAE J429 Grade 2 | 1/4" – 1-1/2” | A307 Grade A or F1554 Grade 36 |
| F1554 Grade 55 | 1/2” – 4” | |
| F3125 Grade A325 | 1/2" – 1-1/2” | A449 or A354 Grade BC |
| SAE J429 Grade 5 | 1/2" – 1-1/2” | A449 or A354 Grade BC |
| A449 | 1/4” – 3 | A354 Grade BC |
| A354 Grade BC | 1/4" - 4” | A193 Grade B7 |
| A193 Grade B7 | 1/4" – 7” | |
| F1554 Grade 105 | 1/2" – 3” | A354 Grade BC |
| F3125 Grade A490 | 1/2" – 1-1/2” | A354 Grade BD |
| SAE J429 Grade 8 | 1/2" – 1-1/2” | A354 Grade BD |
| A354 Grade BD | 1/4" - 4” | |
| A320 Grade L7 | 1/2" – 2-1/2” |