Steel Hardness Conversion Table
Below is a Steel Hardness Conversion Table. Please contact us for more information.
BRINELL | ROCKWELL | TENSILE | BRINELL | ROCKWELL | TENSILE | ||||
---|---|---|---|---|---|---|---|---|---|
Tungsten | A | B | C | Approx. | Tungsten | A | B | C | Approx. |
Carbide | Scale | Scale | Scale | Carbide | Scale | Scale | Scale | ||
Ball 3000 | 60KG | 100KG | 150KG | Ball 3000 | 60KG | 100KG | 150KG | ||
KG | KG | ||||||||
* | 85.6 | * | 68 | * | 331 | 68.1 | * | 35.5 | 166,000 |
* | 85.3 | * | 67.5 | * | 321 | 67.5 | * | 34.3 | 160,000 |
* | 85 | * | 67 | * | 311 | 66.9 | * | 33.1 | 155,000 |
767 | 84.7 | * | 66.4 | * | 302 | 66.3 | * | 32.1 | 150,000 |
757 | 84.4 | * | 65.9 | * | 293 | 65.7 | * | 30.9 | 145,000 |
745 | 84.1 | * | 65.3 | * | 285 | 65.3 | * | 29.9 | 141,000 |
733 | 83.8 | * | 64.7 | * | 277 | 64.6 | * | 28.8 | 137,000 |
722 | 83.4 | * | 64 | * | 269 | 64.1 | * | 27.6 | 133,000 |
712 | * | * | * | * | 262 | 63.6 | * | 26.6 | 129,000 |
710 | 83 | * | 63.3 | * | 255 | 63 | * | 25.4 | 126,000 |
698 | 82.6 | * | 62.5 | * | 248 | 62.5 | * | 24.2 | 122,000 |
684 | 82.2 | * | 61.8 | * | 241 | 61.8 | 100 | 22.8 | 118,000 |
682 | 82.2 | * | 61.7 | * | 235 | 61.4 | 99 | 21.7 | 115,000 |
670 | 81.8 | * | 61 | * | 229 | 60.8 | 98.2 | 20.5 | 111,000 |
656 | 81.3 | * | 60.1 | * | 223 | * | 97.3 | 20 | * |
653 | 81.2 | * | 60 | * | 217 | * | 96.4 | 18 | 105,000 |
647 | 81.1 | * | 59.7 | * | 212 | * | 95.5 | 17 | 102,000 |
638 | 80.8 | * | 59.2 | 329,000 | 207 | * | 94.6 | 16 | 100,000 |
630 | 80.6 | * | 58.8 | 324,000 | 201 | * | 93.8 | 15 | 98,000 |
627 | 80.5 | * | 58.7 | 323,000 | 197 | * | 92.8 | * | 95,000 |
601 | 79.8 | * | 57.3 | 309,000 | 192 | * | 91.9 | * | 93,000 |
578 | 79.1 | * | 56 | 297,000 | 187 | * | 90.7 | * | 90,000 |
555 | 78.4 | * | 54.7 | 285,000 | 183 | * | 90 | * | 89,000 |
534 | 77.8 | * | 53.5 | 274,000 | 179 | * | 89 | * | 87,000 |
514 | 76.9 | * | 52.1 | 263,000 | 174 | * | 87.8 | * | 85,000 |
495 | 76.3 | * | 51 | 253,000 | 170 | * | 86.8 | * | 81,000 |
477 | 75.6 | * | 49.6 | 243,000 | 167 | * | 86 | * | 79,000 |
461 | 74.9 | * | 48.5 | 235,000 | 163 | * | 85 | * | 79,000 |
444 | 74.2 | * | 47.1 | 225,000 | 156 | * | 82.9 | * | 76,000 |
429 | 73.4 | * | 45.7 | 217,000 | 149 | * | 80.8 | * | 73,000 |
415 | 72.8 | * | 44.5 | 210,000 | 143 | * | 78.7 | * | 71,000 |
401 | 72 | * | 43.1 | 202,000 | 137 | * | 76.4 | * | 67,000 |
388 | 71.4 | * | 41.8 | 195,000 | 131 | * | 74 | * | 65,000 |
375 | 70.6 | * | 40.4 | 188,000 | 126 | * | 72 | * | 63,000 |
363 | 70 | * | 39.1 | 182,000 | 121 | * | 69.8 | * | 60,000 |
352 | 69.3 | * | 37.9 | 176,000 | 116 | * | 67.6 | * | 58,000 |
341 | 68.7 | * | 36.6 | 170,000 | 111 | * | 65.7 | * | 56,000 |