ASTM List of Fasteners
| Specification | Fastener | Size Range |
|---|---|---|
| A307 Grades A&B | Bolts, Screws, Studs | 1/4 through 4 |
| A193 Grade B5 | ||
| A196 Grade B6 | ||
| A193 Grade B7 | ||
| A193 Grade B16 | ||
| A193 Grade B8 | 1/4 and larger | |
| A193 Grade B8C | 1/4 through 1-1/2 | |
| A193 Grade B8M | ||
| A193 Grade B8T | ||
| A320 Grade L7 | Bolts, Screws, Studs for Low Temperature Service |
1/4 through 2-1/2 |
| A320 Grade L7A | ||
| A320 Grade L7B | ||
| A320 Grade L7C | ||
| A320 Grade L43 | 1/4 through 4 | |
| A320 Grade B8 | 1/4 and larger | |
| A320 Grade B8C | ||
| A320 Grade B8T | ||
| A320 Grade B8F | ||
| A320 Grade B8M |
For more information, see www.astm.org.