洛氏、维氏、肖氏硬度换算表 HRC HV HRA 81 92.5 79 91.5 77 90.5 75 .5 73 88.5 71 87.5 69 86.0 68 940 85.6 67 900 85.0 66 865 84.5 65 832 83.9 800 83.4 63 772 82.8 62 746 82.3 61 720 81.8 60 697 81.2 59 674 80.7 58 653 80.1 57 633 79.6 56 613 79.0 55 595 78.5 54 577 78.0 53 560 77.4 52 544 76.8 51 528 76.3 50 513 75.9 49 498 75.2 48 484 74.7 47 471 74.1 46 458 73.6 45 446 73.1 44 434 72.5 43 423 72.0 42 412 71.5 洛氏、维氏、肖氏硬度换算表（二） HRC HV HRA 41 402 70.9 HS 97 95 92 91 88 87 85 83 81 80 78 76 75 74 72 71 69 68 67 66 63 62 60 58 57 56 HS 55 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 (18) (16) (14) (12) (10) (8) (6) (4) (2) (0)
392 382 372 363 354 345 336 327 318 310 302 294 286 279 272 266 260 254 248 243 238 230 222 213 204 196 188 180 173 166 160 70.4 69.9 69.4 68.9 68.4 67.9 67.4 66.8 66.3 65.8 65.3 .7 .3 63.8 63.3 62.8 62.4 62.0 61.5 61.0 60.5 - - - - - - - - - - 54 52 51 50 49 48 47 46 44 43 42 41 41 40 38 38 37 36 35 35 34 33 32 31 29 28 27 26 25 24 24