High-Strength Structural Bolting Assemblies For Preloading - System HRC - Bolt HRC with Countersunk Head
EN 14399 (-10 Countersunk) - 2018
Display drawing:
| Screw Thread | M12 | ||
| Thread Size | M12 | ||
| D | 12 | ||
| P | 1.75 | ||
| B | L≤125 | 30 | |
| B | 125＜L≤200 | None | |
| B | L＞200 | None | |
| Ds | Max | 12.7 | |
| Ds | Min | 11.3 | |
| Dk | Max | 24 | |
| Dk | Min | 23.16 | |
| K | Nominal | 8 | |
| K | Max | 8.75 | |
| K | Min | 7.25 | |
| R | Min | 1.2 | |
| Db | Nominal | 7.7 | |
| Db | Max | 8 | |
| Db | Min | 7.4 | |
| Dc | Min | 8.36 | |
| F1 | Min | 11 | |
| F2 | Max | 16 | |