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Hardened & Tempered Steel Strips

Hardness Conversion Chart

Home > Our Products > Hardened & Tempered Spring Steel Strips > Hardness Conversion Chart

Vickers
Rockwell
Rockwell
Hardness
Hardness
Hardness
Tensile Strength
Tensile Strength
HV / VPN
HRB
HRC
N/mm²
kgf/mm²
591
120
54.5
1940
198
569
119
53.5
1880
192
547
119
52
1792
183
528
117
51
1740
177
508
117
49.5
1655
169
491
116
48.5
1595
1963
474
115
47
1520
155
455
115
45.5
1471
150
440
114
44.5
1422
145
425
113
43
1363
139
410
112
42
1314
134
396
112
40.5
1265
129
383
110
39
1236
126
372
110
38
1187
121
360
109
36.5
1363
139
425
113
43
1157
118
350
109
35.5
1118
114
339
108
34.5
1118
114
328
108
33
1049
107
319
107
32
1020
104
309
106
31
990
101
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