Home > Our Products > Cold Rolled Steel Strips > Hardness Conversion Chart
| Vickers |
Rockwell |
Rockwell |
|
|
| Hardness |
Hardness |
Hardness |
Tensile Strength |
Tensile Strength |
| HV / VPN |
HRB |
HRC |
N/mm² |
kgf/mm² |
| 319 |
107 |
32 |
1020 |
104 |
| 309 |
106 |
31 |
990 |
101 |
| 301 |
105 |
30 |
971 |
99 |
| 292 |
104 |
29 |
941 |
96 |
| 284 |
104 |
27.5 |
912 |
93 |
| 276 |
103 |
26.5 |
892 |
91 |
| 269 |
102 |
25.5 |
873 |
89 |
| 261 |
102 |
24 |
853 |
87 |
| 253 |
100 |
23 |
824 |
84 |
| 247 |
99 |
22 |
794 |
81 |
| 241 |
98 |
20.5 |
775 |
79 |
| 235 |
97 |
|
755 |
77 |
| 228 |
96 |
|
745 |
76 |
| 223 |
96 |
|
716 |
73 |
| 218 |
95 |
|
696 |
71 |
| 208 |
93 |
|
667 |
68 |
| 197 |
91 |
|
637 |
65 |
| 189 |
89 |
|
608 |
62 |
| 179 |
87 |
|
559 |
57 |
| 172 |
85 |
|
539 |
55 |
| 165 |
83 |
|
530 |
54 |
| 157 |
81 |
|
500 |
51 |
| 150 |
79 |
|
481 |
49 |
| 144 |
77 |
|
481 |
49 |
