BHN, HV, HRB and HRC Hardness Conversion Chart

  • Convert HRC to HV
  • Hardness conversion chart
  • Hardness conversion HRC to BHN
Hardness Conversion Table
Tensile
Strength
(N/mm2)
Brinell Hardness
(BHN)
Vickers Hardness
(HV)
Rockwell
Hardness
(HRB)
Rockwell Hardness
(HRC)
285
86
90
320
95
100
56.2
350
105
110
62.3
385
114
120
66.7
415
124
130
71.2
450
133
140
75.0
480
143
150
78.7
510
152
160
81.7
545
162
170
85.0
575
171
180
87.1
610
181
190
89.5
640
190
200
91.5
675
199
210
93.5
705
209
220
95.0
740
219
230
96.7
770
228
240
98.1
800
238
250
99.5
820
242
255
23.1
850
252
265
24.8
880
261
275
26.4
900
266
280
27.1
930
276
290
28.5
950
280
295
29.2
995
295
310
31.0
1030
304
320
32.2
1060
314
330
33.3
1095
323
340
34.4
1125
333
350
35.5
1155
342
360
36.6
1190
352
370
37.7
1220
361
380
38.8
1255
371
390
39.8
1290
380
400
40.8
1320
390
410
41.8
1350
399
420
42.7
1385
409
430
43.6
1420
418
440
44.5
1455
428
450
45.3
1485
437
460
46.1
1520
447
470
46.9
1555
456
480
47.7
1595
466
490
48.4
1630
475
500
49.1
1665
485
510
49.8
1700
494
520
50.5
1740
504
530
51.1
1775
513
540
51.7
1810
523
550
52.3
1845
532
560
53.0
1880
542
570
53.6
1920
551
580
54.1
1955
561
590
54.7
1995
570
600
55.2
2030
580
610
55.7
2070
589
620
56.3
2105
599
630
56.8
2145
608
640
57.3
2180
618
650
57.8
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