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 |
洛氏硬度 |
布氏硬度 |
维氏硬度 |
近似强度 |
hrc |
hra |
hb 30d2 |
hv |
σ(mpa) |
70 |
86.6 |
- |
1037 |
- |
69.5 |
86.3 |
- |
1017 |
- |
69 |
86.1 |
- |
997 |
- |
68.5 |
85.8 |
- |
978 |
- |
68 |
85.5 |
- |
959 |
- |
67.5 |
85.2 |
- |
941 |
- |
67 |
85 |
- |
923 |
- |
66.5 |
84.7 |
- |
906 |
- |
66 |
84.4 |
- |
889 |
- |
65.5 |
84.1 |
- |
872 |
- |
65 |
83.9 |
- |
856 |
- |
64.5 |
83.6 |
- |
840 |
- |
64 |
83.3 |
- |
825 |
- |
63.5 |
83.1 |
- |
810 |
- |
63 |
82.8 |
- |
795 |
- |
62.5 |
82.5 |
- |
780 |
- |
62 |
82.2 |
- |
766 |
- |
61.5 |
82 |
- |
752 |
- |
61 |
81.7 |
- |
739 |
- |
60.5 |
81.4 |
- |
726 |
- |
60 |
81.2 |
- |
713 |
2607 |
59.5 |
80.9 |
- |
700 |
2551 |
59 |
80.6 |
- |
688 |
2496 |
58.5 |
80.3 |
- |
676 |
2443 |
58 |
80.1 |
- |
664 |
2391 |
57.5 |
79.8 |
- |
653 |
2341 |
57 |
79.5 |
- |
642 |
2293 |
56.5 |
79.3 |
- |
631 |
2247 |
56 |
79 |
- |
620 |
2201 |
55.5 |
78.7 |
- |
609 |
2157 |
55 |
78.5 |
- |
599 |
2115 |
54.5 |
78.2 |
- |
589 |
2074 |
54 |
77.9 |
- |
579 |
2034 |
53.5 |
77.7 |
- |
570 |
1995 |
53 |
77.4 |
- |
561 |
1957 |
52.5 |
77.1 |
|
551 |
1921 |
52 |
76.9 |
|
543 |
1885 |
51.5 |
76.6 |
|
534 |
1851 |
51 |
76.3 |
|
525 |
1817 |
50.5 |
76.1 |
|
517 |
1785 |
50 |
75.8 |
|
509 |
1753 |
49.5 |
75.5 |
|
501 |
1722 |
49 |
75.3 |
|
493 |
1692 |
48.5 |
75 |
|
485 |
1662 |
48 |
74.7 |
|
478 |
1635 |
47.5 |
74.5 |
|
470 |
1608 |
47 |
74.2 |
449 |
463 |
1581 |
46.5 |
73.9 |
442 |
456 |
1555 |
46 |
73.7 |
436 |
449 |
1529 |
45.5 |
73.4 |
430 |
443 |
1504 |
45 |
73.2 |
424 |
436 |
1480 |
44.5 |
72.9 |
413 |
429 |
1457 |
44 |
72.6 |
407 |
423 |
1434 |
43.5 |
72.4 |
401 |
417 |
1411 |
43 |
72.1 |
396 |
411 |
1389 |
42.5 |
71.8 |
391 |
405 |
1368 |
42 |
71.6 |
385 |
399 |
1347 |
41.5 |
71.3 |
380 |
393 |
1327 |
41 |
71.1 |
375 |
388 |
1307 |
40.5 |
70.8 |
370 |
382 |
1287 |
40 |
70.5 |
365 |
377 |
1268 |
39.5 |
70.3 |
360 |
372 |
1250 |
39 |
70 |
355 |
367 |
1232 |
38.5 |
69.7 |
350 |
362 |
1214 |
38 |
69.5 |
345 |
357 |
1197 |
37.5 |
69.2 |
341 |
352 |
1180 |
37 |
69 |
336 |
347 |
1163 |
36.5 |
68.7 |
332 |
342 |
1147 |
36 |
68.4 |
327 |
338 |
1131 |
35.5 |
68.2 |
323 |
333 |
1115 |
35 |
67.9 |
318 |
329 |
1100 |
34.5 |
67.7 |
314 |
324 |
1080 |
34 |
67.4 |
310 |
320 |
1070 |
33.5 |
67.1 |
306 |
316 |
1056 |
33 |
66.9 |
302 |
312 |
1042 |
32.5 |
66.6 |
298 |
308 |
1028 |
32 |
66.4 |
294 |
304 |
1015 |
31.5 |
66.1 |
291 |
300 |
1001 |
31 |
65.8 |
287 |
296 |
989 |
30.5 |
65.6 |
283 |
292 |
976 |
30 |
65.3 |
280 |
289 |
964 |
29.5 |
65.1 |
276 |
285 |
951 |
29 |
64.8 |
273 |
281 |
940 |
28.5 |
64.6 |
269 |
278 |
928 |
28 |
64.3 |
266 |
274 |
917 |
27.5 |
64 |
263 |
271 |
906 |
27 |
63.8 |
260 |
268 |
895 |
26.5 |
63.5 |
257 |
264 |
884 |
26 |
63.3 |
254 |
261 |
874 |
25.5 |
63 |
251 |
258 |
864 |
25 |
62.8 |
248 |
255 |
854 |
24.5 |
62.5 |
245 |
252 |
844 |
24 |
62.2 |
242 |
249 |
835 |
23.5 |
62 |
240 |
246 |
825 |
23 |
61.7 |
237 |
243 |
816 |
22.5 |
61.5 |
234 |
240 |
808 |
22 |
61.2 |
232 |
237 |
799 |
以上数据摘自 《实用五金手册》 广东科技出版社,2004.3 |
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