かたさ換算表および引張強さ |
|
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|
ビッカース |
ブリネル |
ロックウェル |
ショア |
引張強さ |
|
ビッカース |
ブリネル |
ロックウェル |
ショア |
引張強さ |
|
(HV) |
(HB) |
(HRC) |
(HS) |
(N/mm2) |
|
(HV) |
(HB) |
(HRC) |
(HS) |
(N/mm2) |
|
|
標準球 |
Cスケール |
反発 |
(=1MPa) |
|
|
標準球 |
Cスケール |
反発 |
(=1MPa) |
|
|
10ミリ球 |
150kgf |
|
|
|
|
10ミリ球 |
150kgf |
|
|
|
|
3000kgf |
|
|
|
|
|
3000kgf |
|
|
|
|
840 |
― |
65.3 |
91 |
― |
|
370 |
350 |
37.7 |
― |
1170 |
|
820 |
― |
64.7 |
90 |
― |
|
360 |
341 |
36.6 |
50 |
1130 |
|
800 |
― |
64 |
88 |
― |
|
350 |
331 |
35.5 |
― |
1095 |
|
780 |
― |
63.3 |
87 |
― |
|
340 |
322 |
34.4 |
47 |
1070 |
|
760 |
― |
62.5 |
86 |
― |
|
330 |
313 |
33.3 |
― |
1035 |
|
740 |
― |
61.8 |
84 |
― |
|
320 |
303 |
32.2 |
45 |
1005 |
|
720 |
― |
61 |
83 |
― |
|
310 |
294 |
31 |
― |
980 |
|
700 |
― |
60.1 |
81 |
― |
|
300 |
284 |
29.8 |
42 |
950 |
|
690 |
― |
59.7 |
― |
― |
|
295 |
280 |
29.2 |
― |
935 |
|
680 |
― |
59.2 |
80 |
― |
|
290 |
275 |
28.5 |
41 |
915 |
|
670 |
― |
58.8 |
― |
― |
|
285 |
270 |
27.8 |
― |
905 |
|
660 |
― |
58.3 |
79 |
― |
|
280 |
265 |
27.1 |
40 |
890 |
|
650 |
― |
57.8 |
― |
― |
|
275 |
261 |
26.4 |
― |
875 |
|
640 |
― |
57.3 |
77 |
― |
|
270 |
256 |
25.6 |
38 |
855 |
|
630 |
― |
56.8 |
― |
― |
|
265 |
252 |
24.8 |
― |
840 |
|
620 |
― |
56.3 |
75 |
― |
|
260 |
247 |
24 |
37 |
825 |
|
610 |
― |
55.7 |
― |
― |
|
255 |
243 |
23.1 |
― |
805 |
|
600 |
― |
55.2 |
74 |
― |
|
250 |
238 |
22.2 |
36 |
795 |
|
590 |
― |
54.7 |
― |
2055 |
|
245 |
233 |
21.3 |
― |
780 |
|
580 |
― |
54.1 |
72 |
2020 |
|
240 |
228 |
20.3 |
34 |
765 |
|
570 |
― |
53.6 |
― |
1985 |
|
230 |
219 |
(18) |
33 |
730 |
|
560 |
― |
53 |
71 |
1950 |
|
220 |
209 |
(16) |
32 |
695 |
|
550 |
(505) |
52.3 |
― |
1905 |
|
210 |
200 |
(13) |
30 |
670 |
|
540 |
(496) |
51.7 |
69 |
1860 |
|
200 |
190 |
(11) |
29 |
635 |
|
530 |
(488) |
51.1 |
― |
1825 |
|
190 |
181 |
(9) |
28 |
605 |
|
520 |
(480) |
50.5 |
67 |
1795 |
|
180 |
171 |
(6) |
26 |
580 |
|
510 |
(473) |
49.8 |
― |
1750 |
|
170 |
162 |
(3) |
25 |
545 |
|
500 |
(465) |
49.1 |
66 |
1705 |
|
160 |
152 |
0 |
24 |
515 |
|
490 |
(456) |
48.4 |
― |
1660 |
|
150 |
143 |
― |
22 |
490 |
|
480 |
448 |
47.7 |
64 |
1620 |
|
140 |
133 |
― |
21 |
455 |
|
470 |
441 |
46.9 |
― |
1570 |
|
130 |
124 |
― |
20 |
425 |
|
460 |
433 |
46.1 |
62 |
1530 |
|
120 |
114 |
― |
― |
390 |
|
450 |
425 |
45.3 |
― |
1495 |
|
110 |
105 |
― |
― |
― |
|
440 |
415 |
44.5 |
59 |
1460 |
|
100 |
95 |
― |
― |
― |
|
430 |
405 |
43.6 |
― |
1410 |
|
95 |
90 |
― |
― |
― |
|
420 |
397 |
42.7 |
57 |
1370 |
|
90 |
86 |
― |
― |
― |
|
410 |
388 |
41.8 |
― |
1330 |
|
85 |
81 |
― |
― |
― |
|
400 |
379 |
40.8 |
55 |
1290 |
|
A.S.T.Mによる。 |
|
390 |
369 |
39.8 |
― |
1240 |
|
|
380 |
360 |
38.8 |
52 |
1205 |
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※表中の()内の数値は参考値。 |
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