This information is for a guide only, and has been used in the Australian steel fabrication industry.
| Size Grade | 4.6 | 8.8 |
| M12 | 19 | n/a |
| M16 | 23 | 27 |
| M20 | 26 | 31 |
| M24 | 31 | 37 |
| M30 | 35 | 43 |
| M36 | N/A | 49 |
Note: Chart only works with standard metric structural bolts, grade 4.6 or 8.8 nuts and hard flat washers.
