HARDNESS AND TENSILE STRENGTH
1Kgf/mm2 = 9.804 N/mm2
Tensile strength and the equivalents In Brinell, Rockwell and Vickers |
||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Tensile strength kg/mm2 | Brinell hardness Hb | Rockwell 100 kg Rb |
hardness 150 kg Rc |
Vickers hardness Hv | Tensile strength kg/mm2 | Brinell hardness Hb | Rockwell 100 kg Rb |
hardness 150 kg Rc |
Vickers hardness Hv | |
28 | 78 | 38 | - | 78 | 71 | 197 | 92 | 12 | 197 | |
29 | 81 | 41 | - | 81 | 72 | 200 | 93 | 13 | 202 | |
30 | 83 | 43 | - | 83 | 73 | 203 | 93 | 14 | 204 | |
31 | 86 | 45 | - | 86 | 74 | 206 | 94 | 14 | 207 | |
32 | 88 | 47 | - | 88 | 75 | 209 | 94 | 15 | 210 | |
33 | 92 | 49 | - | 92 | 76 | 211 | 95 | 16 | 212 | |
34 | 95 | 51 | - | 95 | 77 | 214 | 95 | 16 | 214 | |
35 | 97 | 53 | - | 97 | 78 | 216 | 96 | 17 | 217 | |
36 | 100 | 55 | - | 100 | 79 | 219 | 96 | 17 | 220 | |
37 | 103 | 57 | - | 103 | 80 | 222 | 97 | 18 | 223 | |
38 | 106 | 59 | - | 106 | 81 | 225 | 97 | 19 | 225 | |
39 | 108 | 61 | - | 108 | 82 | 228 | 98 | 19 | 229 | |
40 | 111 | 63 | - | 111 | 83 | 230 | 98 | 20 | 231 | |
41 | 114 | 64 | - | 114 | 84 | 233 | 99 | 21 | 234 | |
42 | 116 | 65 | - | 116 | 85 | 236 | 99 | 21 | 237 | |
43 | 120 | 67 | - | 120 | 86 | 239 | 100 | 22 | 239 | |
44 | 123 | 69 | - | 123 | 87 | 243 | 100 | 22 | 243 | |
45 | 125 | 70 | - | 125 | 88 | 246 | - | 23 | 246 | |
46 | 127 | 71 | - | 127 | 89 | 248 | - | 23 | 248 | |
47 | 130 | 72 | - | 130 | 90 | 250 | - | 24 | 250 | |
48 | 133 | 73 | - | 133 | 91 | 253 | - | 25 | 254 | |
49 | 137 | 75 | - | 137 | 92 | 255 | - | 25 | 258 | |
50 | 139 | 76 | - | 139 | 93 | 258 | - | 26 | 262 | |
51 | 141 | 77 | - | 141 | 94 | 261 | - | 26 | 265 | |
52 | 145 | 78 | - | 145 | 95 | 264 | - | 27 | 267 | |
53 | 147 | 79 | - | 147 | 96 | 266 | - | 27 | 269 | |
54 | 149 | 80 | - | 149 | 97 | 268 | - | 27 | 271 | |
55 | 153 | 81 | - | 153 | 98 | 271 | - | 28 | 274 | |
56 | 156 | 82 | 0 | 155 | 99 | 275 | - | 28 | 280 | |
57 | 159 | 83 | 1 | 158 | 100 | 278 | - | 28 | 283 | |
58 | 161 | 83 | 2 | 160 | 101 | 281 | - | 29 | 285 | |
59 | 164 | 84 | 3 | 165 | 102 | 283 | - | 29 | 287 | |
60 | 167 | 85 | 4 | 167 | 103 | 288 | - | 29 | 291 | |
61 | 170 | 86 | 5 | 170 | 104 | 291 | - | 30 | 297 | |
62 | 173 | 87 | 6 | 174 | 105 | 295 | - | 30 | 299 | |
63 | 175 | 87 | 6 | 175 | 106 | 297 | - | 31 | 302 | |
64 | 178 | 88 | 7 | 178 | 107 | 299 | - | 31 | 305 | |
65 | 181 | 89 | 8 | 181 | 108 | 302 | - | 31 | 308 | |
66 | 184 | 89 | 9 | 185 | 109 | 306 | - | 32 | 311 | |
67 | 187 | 90 | 9 | 187 | 110 | 308 | - | 32 | 313 | |
68 | 189 | 91 | 10 | 189 | 111 | 310 | - | 33 | 315 | |
69 | 191 | 91 | 11 | 191 | 112 | 312 | - | 33 | 317 | |
70 | 195 | 92 | 12 | 195 | 113 | 315 | - | 34 | 320 |
Tensile strength kg/mm2 | Brinell hardness Hb | Rockwell hardeness 100 kg Rb |
Vickers hardness Hv | Tensile strength kg/mm2 | Brinell hardness Hb | Rockwell hardeness 100 kg Rb |
Vickers hardness Hv | |
---|---|---|---|---|---|---|---|---|
114 | 316 | 34 | 321 | 157 | 436 | 46 | 450 | |
115 | 320 | 34 | 325 | 158 | 439 | 46 | 453 | |
116 | 323 | 35 | 329 | 159 | 441 | 46 | 456 | |
117 | 325 | 35 | 331 | 160 | 444 | 47 | 459 | |
118 | 328 | 35 | 334 | 161 | 447 | 47 | 461 | |
119 | 331 | 35 | 336 | 162 | 450 | 47 | 465 | |
120 | 334 | 36 | 340 | 163 | 452 | 48 | 468 | |
121 | 336 | 36 | 343 | 164 | 456 | 48 | 472 | |
122 | 339 | 36 | 345 | 165 | 459 | 48 | 475 | |
123 | 342 | 37 | 349 | 166 | 461 | 48 | 477 | |
124 | 345 | 37 | 352 | 167 | 464 | 49 | 480 | |
125 | 346 | 37 | 355 | 168 | 466 | 49 | 483 | |
126 | 350 | 38 | 358 | 169 | 469 | 49 | 486 | |
127 | 353 | 38 | 360 | 170 | 472 | 49 | 489 | |
128 | 356 | 38 | 364 | 172 | 477 | 50 | 494 | |
129 | 359 | 39 | 367 | 174 | 484 | 50 | 502 | |
130 | 362 | 39 | 369 | 176 | 489 | 50 | 508 | |
131 | 364 | 39 | 371 | 178 | 494 | 51 | 512 | |
132 | 367 | 39 | 375 | 180 | 500 | 51 | 520 | |
133 | 369 | 40 | 378 | 182 | 506 | 52 | 526 | |
134 | 372 | 40 | 382 | 184 | 511 | 52 | 532 | |
135 | 375 | 40 | 385 | 186 | 517 | 53 | 539 | |
136 | 378 | 40 | 388 | 188 | 522 | 53 | 545 | |
137 | 380 | 41 | 390 | 190 | 527 | 54 | 551 | |
138 | 383 | 41 | 393 | 192 | 532 | 54 | 555 | |
139 | 386 | 41 | 396 | 194 | 539 | 55 | 564 | |
140 | 389 | 42 | 399 | 196 | 544 | 55 | 569 | |
141 | 392 | 42 | 402 | 198 | 550 | 56 | 576 | |
142 | 395 | 42 | 405 | 200 | 556 | 56 | 582 | |
143 | 397 | 42 | 408 | 205 | 570 | .57 | 597 | |
144 | 400 | 43 | 411 | 210 | 583 | 58 | 613 | |
145 | 402 | 43 | 413 | 215 | 597 | 59 | 629 | |
146 | 405 | 43 | 416 | 220 | 611 | 60 | 642 | |
147 | 407 | 43 | 419 | 225 | 625 | 60 | 661 | |
148 | 411 | 44 | 423 | 230 | 639 | 61 | 679 | |
149 | 413 | 44 | 425 | 235 | 651 | 62 | 695 | |
150 | 416 | 44 | 428 | 240 | 668 | 63 | 718 | |
151 | 419 | 44 | 430 | 245 | 682 | 64 | 736 | |
152 | 422 | 45 | 434 | 250 | 695 | 65 | 754 | |
153 | 424 | 45 | 438 | 255 | 709 | 66 | 771 | |
154 | 428 | 45 | 440 | 260 | 722 | 67 | 790 | |
155 | 431 | 45 | 444 | 265 | 736 | 68 | 812 | |
156 | 433 | 46 | 447 | 270 | 750 | 69 | 839 |