布氏硬度与洛氏硬度换算 - 图文

钢材硬度与抗拉强度换算表

抗拉强度250 270 285 305 320 335 350 370 380 400 415 430 450 465 480 490 510 530 545 560 575 595 610 625 640 660 675 690 705 720 740 755 770 785 800 820 835 850 865 880 900 915 930 950 965 995 维氏硬度80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220 225 230 235 240 245 250 255 260 265 270 275 280 285 290 295 300 310 布氏硬度76 80.7 85.2 90.2 95 99.8 105 109 114 119 124 128 133 138 143 147 152 156 162 166 171 176 181 185 190 195 199 204 209 214 219 223 228 233 238 242 247 252 257 261 266 271 276 280 285 295 洛氏硬度- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 20.3 21.3 22.2 23.1 24 24.8 25.6 26.4 27.1 27.8 28.5 29.2 29.8 31 抗拉强度1030 1060 1095 1125 1115 1190 1220 1255 1290 1320 1350 1385 1420 1455 1485 1520 1555 1595 1630 1665 1700 1740 1775 1810 1845 1880 1920 1955 1995 2030 2070 2105 2145 2180 维氏硬度320 330 340 350 360 370 380 390 400 410 420 430 440 450 460 470 480 490 500 510 520 530 540 550 560 570 580 590 600 610 620 630 640 650 660 670 680 690 700 720 740 760 780 800 820 840 860 880 900 920 布氏硬度304 314 323 333 342 352 361 371 380 390 399 409 418 428 437 447 -456 -466 -475 -485 -494 -504 -513 -523 -532 -542 -551 -561 -570 -580 -589 -599 -608 -618 洛氏硬度32.2 33.3 34.4 35.5 36.6 37.7 38.8 39.8 40.8 41.8 42.7 43.6 44.5 45.3 46.1 46.9 47.7 48.4 49.1 49.8 50.5 51.1 51.7 52.3 53 53.6 54.1 54.7 55.2 55.7 56.3 56.8 57.3 57.8 58.3 58.8 59.2 59.7 60.1 61 61.8 62.5 63.3 64 64.7 65.3 65.9 66.4 67 67.5 硬度换算表: 布氏硬度与洛氏硬度 布氏硬度 洛氏硬度 抗拉强度 布氏硬度 洛氏硬度 抗拉强度 (约磅/英寸2) 硬质合金球 标尺A 标尺B 标尺C 3000kg - - - 767 757 745 733 722 712 710 698 684 682 670 656 653 647 638 630 627 601 578 555 534 514 495 477 461 444 429 415 401 388 375 363 352 341 60kg 85.6 85.3 85.0 84.7 84.4 84.1 83.8 83.4 - 83.0 82.6 82.2 82.2 81.8 81.3 81.2 81.1 80.8 80.6 80.5 79.8 79.1 78.4 77.8 76.9 76.3 75.6 74.9 74.2 73.4 72.8 72.0 71.4 70.6 70.0 69.3 68.7 100kg - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 150kg 68.0 67.5 67.0 66.4 65.9 65.3 64.7 64.0 - 63.3 62.5 61.8 61.7 61.0 60.1 60.0 59.7 59.2 58.8 58.7 57.3 56.0 54.7 53.5 52.1 51.0 49.6 48.5 47.1 45.7 44.5 43.1 41.8 40.4 39.1 37.9 36.6 - - - - - - - - - - - - - - - - - 329,000 324,000 323,000 309,000 297,000 285,000 274,000 263,000 253,000 243,000 235,000 225,000 217,000 210,000 202,000 195,000 188,000 182,000 176,000 170,000 (约磅/英寸2) 硬质合金球 标尺A 标尺B 标尺C 3000kg 331 321 311 302 293 285 277 269 262 255 248 241 235 229 223 217 212 207 201 197 192 187 183 179 174 170 167 163 156 149 143 137 131 126 121 116 111 60kg 68.1 67.5 66.9 66.3 65.7 65.3 64.6 64.1 63.6 63.0 62.5 61.8 61.4 60.8 - - - - - - - - - - - - - - - - - - - - - - - 100kg - - - - - - - - - - - 100.0 99.0 98.2 97.3 96.4 95.5 94.6 93.8 92.8 91.9 90.7 90.0 89.0 87.8 86.8 86.0 85.0 82.9 80.8 78.7 76.4 74.0 72.0 69.8 67.6 65.7 150kg 35.5 34.3 33.1 32.1 30.9 29.9 28.8 27.6 26.6 25.4 24.2 22.8 21.7 20.5 20.0 18.0 17.0 16.0 15.0 - - - - - - - - - - - - - - - - - - 166,000 160,000 155,000 150,000 145,000 141,000 137,000 133,000 129,000 126,000 122,000 118,000 115,000 111,000 - 105,000 102,000 100,000 98,000 95,000 93,000 90,000 89,000 87,000 85,000 83,000 81,000 79,000 76,000 73,000 71,000 67,000 65,000 63,000 60,000 58,000 56,000 940 68