HARDNESS COMPARISON TABLE
TENSILE STRENGTH
TENSILE STRENGTH
HARDNESS
HARDNESS
Brinell HB
Vickers HV
Rockwell HRC
Brinell HB
Vickers HV
Rockwell HRC
MPa
MPa
530
156
165
1485
437
460
46.1
560
166
175
1520
447
470
46.9
595
176
185
1555
456
480
47.7
625
185
195
1595
466
490
48.4
660
195
205
1630
475
500
49.1
690
204
215
1665
485
510
49.8
720
214
225
1700
494
520
50.5
740
219
230
1740
504
530
51.1
755
223
235
1775
513
540
51.7
770
228
240
20.3
1810
523
550
52.3
785
233
245
21.3
1845
532
560
53.0
800
238
250
22.2
1880
542
570
53.6
820
242
255
23.1
1920
551
580
54.1
835
247
260
24.0
1955
561
590
54.7
850
252
265
24.8
1995
570
600
55.2
865
257
270
25.6
2030
580
610
55.7
880
261
275
26.4
2070
589
620
56.3
900
266
280
27.1
2105
599
630
56.8
915
271
285
27.8
2145
608
640
57.3
930
276
290
28.5
2180
618
650
57.8
950
280
295
29.2
660
58.3
965
285
300
29.8
670
58.8
995
295
310
31.0
680
59.2
1030
304
320
32.2
690
59.7
1060
314
330
33.3
700
60.1
1095
323
340
34.4
720
61.0
1125
333
350
35.5
740
61.8
1155
342
360
36.6
760
62.5
1190
352
370
37.7
780
63.3
1220
361
380
38.8
800
64.0
1255
371
390
39.8
820
64.7
1290
380
400
40.8
840
65.3
1320
390
410
41.8
860
65.9
1350
399
420
42.7
880
66.4
1385
409
430
43.6
900
67.0
1420
418
440
44.5
920
67.5
1455
428
450
45.3
940
68.0
95
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