Przeliczeniowa tabela twardości
Poniżej przedstawiamy przeliczeniową tabelę twardości, która pomoże w wyborze odpowiedniego rodzaju produktu.
Twardość Vickersa | Twardość Brinella wgłębnik kulisty 10mm z węglika wolframu | Twardość Rockwella | ||
| HV | HB | HRB | HRC | HRD |
| – | Obciążenie 3000 kg | Obciążenie 100 kg | Obciążenie 150 kg | Obciążenie 100 kg |
| 940 | – | – | 68.0 | 76.9 |
| 920 | – | – | 67.5 | 76.5 |
| 900 | – | – | 67.0 | 76.1 |
| 880 | (767) | – | 66.4 | 75.7 |
| 860 | (757) | – | 65.9 | 75.3 |
| 840 | (745) | – | 65.3 | 74.8 |
| 820 | (733) | – | 64.7 | 74.3 |
| 800 | (722) | – | 64.0 | 73.8 |
| 780 | (710) | – | 63.3 | 73.3 |
| 760 | (698) | – | 62.5 | 72.6 |
| 740 | (684) | – | 61.8 | 72.1 |
| 720 | (670) | – | 61.0 | 71.5 |
| 700 | (656) | – | 60.1 | 70.8 |
| 690 | (647) | – | 59.7 | 70.5 |
| 680 | (638) | – | 59.2 | 70.1 |
| 670 | (630) | – | 58.8 | 69.8 |
| 660 | 620 | – | 58.3 | 69.4 |
| 650 | 611 | – | 57.8 | 69.0 |
| 640 | 601 | – | 57.3 | 68.7 |
| 630 | 591 | – | 56.8 | 68.3 |
| 620 | 582 | – | 56.3 | 67.9 |
| 610 | 573 | – | 55.7 | 67.5 |
| 600 | 564 | – | 55.2 | 67.0 |
| 590 | 554 | – | 54.7 | 66.7 |
| 580 | 545 | – | 54.1 | 66.2 |
| 570 | 535 | – | 53.6 | 65.8 |
| 560 | 525 | – | 53.0 | 65.4 |
| 550 | 517 | – | 52.3 | 64.8 |
| 540 | 507 | – | 51.7 | 64.4 |
| 530 | 497 | – | 51.1 | 63.9 |
| 520 | 488 | – | 50.5 | 63.5 |
| 510 | 479 | – | 49.8 | 62.9 |
| 500 | 471 | – | 49.1 | 62.2 |
| 490 | 460 | – | 48.4 | 61.6 |
| 480 | 452 | – | 47.7 | 61.3 |
| 470 | 442 | – | 46.9 | 60.7 |
| 460 | 433 | – | 46.1 | 60.1 |
| 450 | 425 | – | 45.3 | 59.4 |
| 440 | 415 | – | 44.5 | 58.8 |
| 430 | 405 | – | 43.6 | 58.2 |
| 420 | 397 | – | 42.7 | 57.5 |
| 410 | 388 | – | 41.8 | 56.8 |
| 400 | 379 | – | 40.8 | 56.0 |
| 390 | 369 | – | 39.8 | 55.2 |
| 380 | 360 | (110.0) | 38.8 | 54.4 |
| 370 | 350 | – | 37.7 | 53.6 |
| 360 | 341 | (109.0) | 36.6 | 52.8 |
| 350 | 331 | – | 35.5 | 51.9 |
| 340 | 322 | (108.0) | 34.4 | 51.1 |
| 330 | 313 | – | 33.3 | 50.2 |
| 320 | 303 | (107.0) | 32.2 | 49.4 |
| 310 | 294 | – | 31.0 | 48.4 |
| 300 | 284 | (105.0) | 29.8 | 47.5 |
| 295 | 280 | – | 29.2 | 47.1 |
| 290 | 275 | (104.5) | 28.5 | 46.5 |
| 285 | 270 | – | 27.8 | 46.0 |
| 280 | 265 | (103.5) | 27.1 | 45.3 |
| 275 | 261 | – | 26.4 | 44.9 |
| 270 | 256 | (102.0) | 25.6 | 44.3 |
| 265 | 252 | – | 24.8 | 43.7 |
| 260 | 247 | (101.0) | 24.0 | 43.1 |
| 255 | 243 | – | 23.1 | 42.2 |
| 250 | 238 | 99.5 | 22.2 | 41.7 |
| 245 | 233 | – | 21.3 | 41.1 |
| 240 | 228 | 98.1 | 20.3 | 40.3 |
| 230 | 219 | 96.7 | (18.0) | – |
| 220 | 209 | 95.0 | (15.7) | – |
| 210 | 200 | 93.4 | (13.4) | – |
| 200 | 190 | 91.5 | (11.0) | – |
| 190 | 181 | 89.5 | (8.5) | – |
| 180 | 171 | 87.1 | (6.0) | – |
| 170 | 162 | 85.0 | (3.0) | – |
| 160 | 152 | 81.7 | (0.0) | – |
| 150 | 143 | 78.7 | – | – |
| 140 | 133 | 75.0 | – | – |
| 130 | 124 | 71.2 | – | – |
| 120 | 114 | 66.7 | – | – |
| 110 | 105 | 62.3 | – | – |
| 100 | 95 | 56.2 | – | – |
| 95 | 90 | 52.0 | – | – |
| 90 | 86 | 48.0 | – | – |
| 85 | 81 | 41.0 | – | – |