| 12.9 | 10.9 | 9.8 & 8.8 | 4.8 | 4.6 | Relative Strength Marking |
| Max Torque N/m | Max Torque N/m | Max Torque N/m | Max Torque N/m | Max Torque N/m | Nominal Bolt Size mm |
| 2 | 2 | 1.3 | 0.7 | 0.5 | M 3 |
| 5 | 4.5 | 3 | 1.5 | 1.1 | M 4 |
| 10 | 9 | 6 | 3 | 2.5 | M 5 |
| 18 | 15 | 10 | 5.5 | 4 | M 6 |
| 45 | 35 | 25 | 13 | 9.5 | M 8 |
| 85 | 75 | 50 | 25 | 19 | M 10 |
| 150 | 130 | 85 | 45 | 35 | M 12 |
| 240 | 205 | 140 | 75 | 50 | M 14 |
| 370 | 315 | 215 | 115 | 80 | M 16 |
| 510 | 435 | 305 | 160 | 110 | M 18 |
| 725 | 620 | 435 | 225 | 160 | M 20 |
| 985 | 840 | 590 | 305 | 215 | M 22 |
| 1255 | 1070 | 750 | 390 | 275 | M 24 |
| 1835 | 1565 | 1100 | 565 | 400 | M 27 |
| 2490 | 2130 | 1495 | 770 | 545 | M 30 |
