Tabella di Conversione delle Durezze
| Brinell (HB) | Rockwell C (HRC) | Vickers (HV) | Rockwell B (HRB) |
|---|---|---|---|
| 100 | – | 105 | 60 |
| 150 | – | 160 | 80 |
| 200 | 13 | 210 | 95 |
| 250 | 22 | 265 | – |
| 300 | 29 | 320 | – |
| 350 | 35 | 375 | – |
| 400 | 40 | 430 | – |
| 450 | 44 | 480 | – |
| 500 | 47 | 530 | – |
| 550 | 50 | 580 | – |
| 600 | 53 | 630 | – |
| 650 | 56 | 680 | – |
| 700 | 59 | 730 | – |