Hardness Conversion Table 輸入硬度表 | / | HB | HRC | HS. | HV. | 1 | - | 68 | 97 | 940 | 2 | - | 67.5 | 96 | 920 | 3 | - | 67 | 95 | 900 | 4 | - | 66.4 | 93 | 880 | 5 | - | 65.9 | 92 | 860 | 6 | - | 65.3 | 91 | 840 | 7 | - | 64.7 | 90 | 820 | 8 | - | 64 | 88 | 800 | 9 | - | 63.3 | 87 | 780 | 10 | - | 62.5 | 86 | 760 | 11 | - | 61.8 | 84 | 740 | 12 | - | 61 | 83 | 720 | 13 | - | 60.1 | 81 | 700 | 14 | - | 59.7 | 80.5 | 690 | 15 | - | 59.2 | 80 | 680 | 16 | - | 58.8 | 79.5 | 670 | 17 | - | 58.3 | 79 | 660 | 18 | - | 57.8 | 78 | 650 | 19 | - | 57.3 | 77 | 640 | 20 | - | 56.8 | 76 | 630 | 21 | - | 56.3 | 75 | 620 | 22 | - | 55.7 | 74.5 | 610 | 23 | - | 55.2 | 74 | 600 | 24 | - | 54.7 | 73 | 590 | 25 | - | 54.1 | 72 | 580 | 26 | - | 53.6 | 71.5 | 570 | 27 | - | 53 | 71 | 560 | 28 | 505 | 52.3 | 70 | 550 | 29 | 496 | 51.7 | 69 | 540 | 30 | 488 | 51.1 | 68 | 530 | 31 | 480 | 50.5 | 67 | 520 | 32 | 473 | 49.8 | 66.5 | 510 | 33 | 465 | 49.1 | 66 | 500 | 34 | 456 | 48.4 | 65 | 490 | 35 | 448 | 47.7 | 64 | 480 | 36 | 441 | 46.9 | 63 | 470 | 37 | 433 | 46.1 | 62 | 460 | 38 | 425 | 45.3 | 60.5 | 450 | 39 | 415 | 44.5 | 59 | 440 | 40 | 405 | 43.6 | 58 | 430 |
| Hardness Conversion Table 輸入硬度表 | / | HB | HRC | HS. | HV. | 41 | 397 | 42.7 | 57 | 420 | 42 | 388 | 41.8 | 56 | 410 | 43 | 379 | 40.8 | 55 | 400 | 44 | 369 | 39.8 | 53.5 | 390 | 45 | 360 | 38.8 | 52 | 380 | 46 | 350 | 37.7 | 51 | 370 | 47 | 341 | 36.6 | 50 | 360 | 48 | 331 | 35.5 | 48.5 | 350 | 49 | 322 | 34.4 | 47 | 340 | 50 | 313 | 33.3 | 46 | 330 | 51 | 303 | 32.2 | 45 | 320 | 52 | 294 | 31 | 43.5 | 310 | 53 | 284 | 29.8 | 42 | 300 | 54 | 280 | 29.2 | 41.5 | 295 | 55 | 275 | 28.5 | 41 | 290 | 56 | 270 | 27.8 | 40.5 | 285 | 57 | 265 | 27.1 | 40 | 280 | 58 | 261 | 26.4 | 39 | 275 | 59 | 256 | 25.6 | 38 | 270 | 60 | 252 | 24.8 | 37.5 | 265 | 61 | 247 | 24 | 37 | 260 | 62 | 243 | 23.1 | 36.5 | 255 | 63 | 238 | 22.2 | 36 | 250 | 64 | 233 | 21.3 | 35 | 245 | 65 | 228 | 20.3 | 34 | 240 | 66 | 219 | 18 | 33 | 230 | 67 | 209 | 15.7 | 32 | 220 | 68 | 200 | 13.4 | 30 | 210 | 69 | 190 | 11 | 29 | 200 | 70 | 181 | 8.5 | 28 | 190 | 71 | 171 | 6 | 26 | 180 | 72 | 162 | 3 | 25 | 170 | 73 | 152 | - | 24 | 160 | 74 | 143 | - | 22 | 150 | 75 | 133 | - | 21 | 140 | 76 | 124 | - | - | 130 | 77 | 114 | - | - | 120 | 78 | 105 | - | - | 110 | 79 | 95 | - | - | 100 | 80 | 90 | - | - | 95 | 81 | 86 | - | - | 90 | 82 | 81 | - | - | 85 |
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