[笔记]洛氏硬度、布氏硬度、维氏硬度对照
表
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洛氏硬度、布氏硬度、维氏硬度的常用范围值的对照表
洛氏硬度 布氏硬度 维氏硬度 近似强度 洛氏硬度
HRA 2HRC HB 30D HV σ(MPa) 70.0 86.6 - 1037.0 - 69.5 86.3 - 1017.0 - 69.0 86.1 - 997.0 - 68.5 85.8 - 978.0 - 68.0 85.5 - 959.0 - 67.5 85.2 - 941.0 - 67.0 85 - 923.0 - 66.5 84.7 - 906.0 -
- - 66.0 84.4 889.0
- - 65.5 84.1 872.0
- - 65.0 83.9 856.0
- - 64.5 83.6 840.0
64.0 83.3 - 825.0 -
- - 63.5 83.1 810.0
- - 63.0 82.8 795.0
- - 62.5 82.5 780.0
- - 62.0 82.2 766.0
61.5 82.0 - 752.0 -
- - 61.0 81.7 739.0
- - 60.5 81.4 726.0
- 2607 60.0 81.2 713.0
59.5 - 2551 80.9 700.0
59.0 - 2496 80.6 688.0
58.5 80.3 - 676.0 2443 58.0 - 2391 80.1 664.0
57.5 - 2341 79.8 653.0
57.0 - 2293 79.5 642.0
56.5 - 2247 79.3 631.0
56.0 79.0 - 620.0 2201 55.5 - 2157 78.7 609.0
55.0 - 2115 78.5 599.0
54.5 - 2074 78.2 589.0
54.0 - 2034 77.9 579.0
53.5 77.7 - 570.0 1995 53.0 - 1957 77.4 561.0
52.5 1921 77.1 551.0
52.0 1885 76.9 543.0
51.5 1851 76.6 534.0
51.0 76.3 525.0 1817 50.5 1785 76.1 517.0
50.0 1753 75.8 509.0
49.5 1722 75.5 501.0
49.0 1692 75.3 493.0
48.5 75.0 485.0 1662 48.0 1635 74.7 478.0
47.5 1608 74.5 470.0
47.0 449 1581 74.2 463.0
46.5 73.9 442 456.0 1555 46.0 436 1529 73.7 449.0
45.5 430 1504 73.4 443.0
45.0 424 1480 73.2 436.0
44.5 413 1457 72.9 429.0
44.0 72.6 407 423.0 1434 43.5 401 1411 72.4 417.0
43.0 396 1389 72.1 411.0
42.5 391 1368 71.8 405.0
42.0 385 1347 71.6 399.0
41.5 71.3 380 393.0 1327 41.0 375 1307 71.1 388.0
40.5 370 1287 70.8 382.0
40.0 365 1268 70.5 377.0
39.5 360 1250 70.3 372.0
39.0 70.0 355 367.0 1232 38.5 350 1214 69.7 362.0
38.0 345 1197 69.5 357.0
37.5 341 1180 69.2 352.0
37.0 336 1163 69.0 347.0
36.5 68.7 332 342.0 1147 36.0 327 1131 68.4 338.0
35.5 323 1115 68.2 333.0
35.0 318 1100 67.9 329.0
34.5 67.7 314 324.0 1080 34.0 310 1070 67.4 320.0
33.5 306 1056 67.1 316.0
33.0 302 1042 66.9 312.0
32.5 298 1028 66.6 308.0
32.0 66.4 294 304.0 1015 31.5 291 1001 66.1 300.0
31.0 287 989 65.8 296.0
30.5 283 976 65.6 292.0
30.0 280 964 65.3 289.0
29.5 65.1 276 285.0 951 29.0 273 940 64.8 281.0
28.5 269 928 64.6 278.0
28.0 266 917 64.3 274.0
27.5 906 64.0 263 271.0
27.0 63.8 260 268.0 895 26.5 884 63.5 257 264.0
874 26.0 63.3 254 261.0
25.5 864 63.0 251 258.0
25.0 854 62.8 248 255.0
24.5 62.5 245 252.0 844 24.0 835 62.2 242 249.0
23.5 825 62.0 240 246.0
23.0 816 61.7 237 243.0
22.5 61.5 234 240.0 808 22.0 799 61.2 232 237.0
以上数据摘自 《实用五金手册》 广东科技出版社,2004.3