國際標準ISO 18265-2013《金屬材料-硬度值的換算》表E.2：硬質(zhì)合金硬度對照表
| 維氏硬度 | 洛氏硬度 |
| HV50 | HRA |
| 780 | 82.5 |
| 800 | 82.8 |
| 820 | 83.1 |
| 840 | 83.4 |
| 860 | 83.7 |
| 880 | 84 |
| 900 | 84.2 |
| 920 | 84.5 |
| 940 | 84.8 |
| 960 | 85.1 |
| 980 | 85.3 |
| 1000 | 85.6 |
| 1020 | 85.8 |
| 1040 | 86.1 |
| 1060 | 86.4 |
| 1080 | 86.6 |
| 1100 | 86.8 |
| 1120 | 87.1 |
| 1140 | 87.3 |
| 1160 | 87.6 |
| 1180 | 87.8 |
| 1200 | 88 |
| 1220 | 88.2 |
| 1240 | 88.4 |
| 1260 | 88.7 |
| 1280 | 88.9 |
| 1300 | 89.1 |
| 1320 | 89.3 |
| 1340 | 89.5 |
| 1360 | 89.7 |
| 1380 | 89.9 |
| 1400 | 90.1 |
| 1420 | 90.3 |
| 1440 | 90.5 |
| 1460 | 90.7 |
| 1480 | 90.9 |
| 1500 | 91 |
| 1520 | 91.2 |
| 1540 | 91.4 |
| 1560 | 91.6 |
| 1580 | 91.8 |
| 1600 | 91.9 |
| 1620 | 92.1 |
| 1640 | 92.3 |
| 1660 | 92.4 |
| 1680 | 92.6 |
| 1700 | 92.8 |
| 1720 | 92.9 |
| 1740 | 93.1 |
| 1760 | 93.2 |
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