Calculator : Hardness Conversion Table
| |
| Brinell (HB) |
Rockwell C (HRC) |
Vickers (HV) |
Rockwell B (HRB) |
|
50 |
513 |
|
| 450 |
48 |
481 |
|
| 425 |
46 |
452 |
|
| 403 |
44 |
427 |
|
| 382 |
42 |
404 |
|
| 363 |
40 |
382 |
|
| 346 |
38 |
362 |
|
| 329 |
36 |
344 |
|
| 313 |
34 |
326 |
|
| 298 |
32 |
309 |
|
| 275 |
28.5 |
285 |
|
| 258 |
25.5 |
266 |
|
| 241 |
22.5 |
248 |
100 |
| 228 |
20 |
234 |
98 |
| 215 |
|
220 |
96 |
| 204 |
|
209 |
94 |
| 194 |
|
198 |
92 |
| 184 |
|
188 |
90 |
| 176 |
|
179 |
88 |
| 168 |
|
171 |
86 |
| 161 |
|
164 |
84 |
| 155 |
|
157 |
82 |
| 149 |
|
151 |
80 |
| 144 |
|
145 |
78 |
| 139 |
|
140 |
76 |
| 134 |
|
135 |
74 |
| 129 |
|
130 |
72 |
| 125 |
|
126 |
70 |
| 121 |
|
122 |
68 |
| 118 |
|
119 |
66 |
| 114 |
|
115 |
64 |
| 111 |
|
112 |
62 |
| 108 |
|
108 |
60 |
| 106 |
|
106 |
58 |
| 103 |
|
103 |
56 |
| 100 |
|
100 |
54 |
| 98 |
|
98 |
52 |
| 95 |
|
95 |
50 |
| 93 |
|
93 |
48 |
| 91 |
|
91 |
46 |
| 89 |
|
89 |
44 |
| 87 |
|
87 |
42 |
| 85 |
|
85 |
40 |
| 83 |
|
83 |
38 |
| 81 |
|
81 |
36 |
| Quality have consulted ASTM E140-05 and we can use the following hardness |
| Conversions: |
|
|
|
| Nickel & High Nickel Alloys: |
35 HRC |
321 HB |
335 HV |
| Non – Austenitic Steels: |
35 HRC |
327 HB |
345 HV |
|
|
|
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