ISO 15072 – 2012 – Bu lông liền long đen
| Screw Thread | M8 | M10 | M12 | (M14) | M16 | |
| P | Fine thread | 1 | 1.25 | 1.25 | 1.5 | 1.5 |
| very fine thread | – | 1 | 1.5 | – | – | |
| b | L≤125 | 22 | 26 | 30 | 34 | 38 |
| 125＜L≤200 | 28 | 32 | 36 | 40 | 44 | |
| L＞200 | – | – | – | – | 57 | |
| dc | max | 17 | 20.8 | 24.7 | 28.6 | 32.8 |
| ds | max | 8 | 10 | 12 | 14 | 16 |
| min | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | |
| e | min | 10.95 | 14.26 | 16.5 | 19.86 | 23.15 |
| k | max | 8.5 | 9.7 | 12.1 | 12.9 | 15.2 |
| s | max | 10 | 13 | 15 | 18 | 21 |
| min | 9.78 | 12.73 | 14.73 | 17.73 | 20.67 | |
