公司文档 |
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常见硬度对照表 |
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作者:匿名 添加时间:2018-07-24 18:01:15 |
常见黑色金属硬度对照表(强度近似换算,钛材可考) | 硬度分类 | 抗拉强度N/mm2 | 洛氏 | 维氏 | 布氏 | HRC | HRA | HV | HB | 17 | — | 211 | 211 | 710 | 17.5 | — | 214 | 214 | 715 | 18 | — | 216 | 216 | 725 | 18.5 | — | 218 | 218 | 730 | 19 | — | 221 | 220 | 735 | 19.5 | — | 223 | 222 | 745 | 20 | — | 226 | 225 | 750 | 20.5 | — | 229 | 227 | 760 | 21 | — | 231 | 229 | 765 | 21.5 | — | 234 | 232 | 775 | 22 | — | 237 | 234 | 785 | 22.5 | — | 240 | 237 | 790 | 23 | — | 243 | 240 | 800 | 23.5 | — | 246 | 242 | 810 | 24 | — | 249 | 245 | 820 | 24.5 | — | 252 | 248 | 830 | 25 | — | 255 | 251 | 835 | 25.5 | — | 258 | 254 | 850 | 26 | — | 261 | 257 | 860 | 26.5 | — | 264 | 260 | 870 | 27 | — | 268 | 263 | 880 | 27.5 | — | 271 | 266 | 890 | 28 | — | 274 | 269 | 900 | 28.5 | — | 278 | 273 | 910 | 29 | — | 281 | 276 | 920 | 29.5 | — | 285 | 280 | 935 | 30 | — | 289 | 283 | 950 | 30.5 | — | 292 | 287 | 960 | 31 | — | 296 | 291 | 970 | 31.5 | — | 300 | 294 | 980 | 32 | — | 304 | 298 | 995 | 32.5 | — | 308 | 302 | 1010 | 33 | — | 312 | 306 | 1020 | 33.5 | — | 316 | 310 | 1035 | 34 | — | 320 | 314 | 1050 | 34.5 | — | 324 | 318 | 1065 | 35 | — | 329 | 323 | 1080 | 35.5 | — | 333 | 327 | 1095 | 36 | — | 338 | 332 | 1110 | 36.5 | — | 342 | 336 | 1125 | 37 | — | 347 | 341 | 1140 | 37.5 | — | 352 | 345 | 1160 | 38 | — | 357 | 350 | 1175 | 38.5 | — | 362 | 355 | 1190 | 39 | 70 | 367 | 360 | 1210 | 39.5 | 70.3 | 372 | 365 | 1225 | 40 | 70.8 | 382 | 375 | 1260 | 40.5 | 70.5 | 377 | 370 | 1245 | 41 | 71.1 | 388 | 380 | 1280 | 41.5 | 71.3 | 393 | 385 | 1300 | 42 | 71.6 | 399 | 391 | 1320 | 42.5 | 71.8 | 405 | 396 | 1340 | 43 | 72.1 | 411 | 401 | 1360 | 43.5 | 72.4 | 417 | 407 | 1385 | 44 | 72.6 | 423 | 413 | 1405 | 44.5 | 72.9 | 429 | 418 | 1430 | 45 | 73.2 | 436 | 424 | 1450 | 45.5 | 73.4 | 443 | 430 | 1475 | 46 | 73.7 | 449 | 436 | 1500 | 46.5 | 73.9 | 456 | 442 | 1525 | 47 | 74.2 | 463 | 449 | 1550 | 47.5 | 74.5 | 470 | 455 | 1575 | 48 | 74.7 | 478 | 461 | 1605 | 48.5 | 75 | 485 | 468 | 1630 | 49 | 75.3 | 493 | 474 | 1660 | 49.5 | 75.5 | 501 | 481 | 1690 | 50 | 75.8 | 509 | 488 | 1720 | 50.5 | 76.1 | 517 | 494 | 1750 | 51 | 76.3 | 525 | 501 | 1780 | 51.5 | 76.6 | 534 | — | 1815 | 52 | 76.9 | 543 | — | 1850 | 52.5 | 77.1 | 551 | — | 1885 | 53 | 77.4 | 561 | — | 1920 | 53.5 | 77.7 | 570 | — | 1955 | 54 | 77.9 | 579 | — | 1995 | 54.5 | 78.2 | 589 | — | 2035 | 55 | 78.5 | 599 | — | 2075 | 55.5 | 78.7 | 609 | — | 2115 | 56 | 79 | 620 | — | 2160 | 56.5 | 79.3 | 631 | — | 2205 | 57 | 79.5 | 642 | — | 2250 | 57.5 | 79.8 | 653 | — | 2295 | 58 | 80.1 | 664 | — | 2345 | 58.5 | 80.3 | 676 | — | 2395 | 59 | 80.6 | 688 | — | 2450 | 59.5 | 80.9 | 700 | — | 2500 | 60 | 81.2 | 713 | — | 2555 | 60.5 | 81.4 | 726 | — | — | 61 | 81.7 | 739 | — | — | 61.5 | 82 | 752 | — | — | 62 | 82.2 | 766 | — | — | 62.5 | 82.5 | 780 | — | — | 63 | 82.8 | 795 | — | — | 63.5 | 83.1 | 810 | — | — | 64 | 83.3 | 825 | — | — | 64.5 | 83.6 | 840 | — | — | 65 | 83.9 | 856 | — | — | 65.5 | 84.1 | 872 | — | — | 66 | 84.4 | 889 | — | — | 66.5 | 84.7 | 906 | — | — | 67 | 85 | 923 | — | — | 67.5 | 85.2 | 941 | — | — | 68 | 85.5 | 959 | — | — | 68.5 | 85.8 | 978 | — | — | 69 | 86.1 | 997 | — | — | 69.5 | 86.3 | 1017 | — | — | 70 | 86.6 | 1037 | — | — | HRC/HB近似换算小窍门 | | | | | 硬度高于20HRC ,1HRC≈10HB, | | | | | 硬度低于20HRC,1HRC≈11.5HB。 | | | | | 备注:对于切削加工,基本可统一换算1HRC≈10HB(工件材料硬度有波动范围) | |
本文共分为:第一页
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