Hexagon head flange bolts
ASME/ANSI B 18.2.3.4M - 1999
Display drawing:
| Screw Thread | M12 | ||
| Thread Size | M12 | ||
| D | 12 | ||
| P | 1.75 | ||
| B | L<=125 | 30 | |
| B | 125<L<=200 | 36 | |
| B | 200<L | 49 | |
| Ds | Max | 12 | |
| Ds | Min | 11.73 | |
| S | Max | 15 | |
| S | Min | 14.57 | |
| Dc | Max | 24.7 | |
| K | Max | 12.1 | |