碳钢、低合金钢和铸钢的抗拉强度硬度换算.docx

碳钢、低合金钢和铸钢的抗拉强度硬度换算 碳钢、低合金钢和铸钢的抗拉强度-硬度换算 抗拉强度 维氏硬度 布氏硬度 洛氏硬度 洛氏硬度 洛氏硬度 洛氏硬度 洛氏硬度 洛氏硬度 洛氏硬度 洛氏硬度 (Mpa) (Hv10) (HB) (HRB) (HRF) (HRC) (HRA) (HRD) (HR15N) (HR30N) (HR45N) 255 80 76 270 85 80.7 41 285 90 85.5 48 82.6 305 95 90.2 52 320 100 95 56.2 87 335 105 99.8 350 110 105 62.3 90.5 370 115 109 385 120 114 66.7 93.6 400 125 119 415 130 124 71.2 96.4 430 135 128 450 140 133 75 99 465 145 138 480 150 143 78.7 101.4 495 155 147 510 160 152 81.7 103.6 530 165 156 545 170 162 85 105.5 560 175 166 575 180 171 87.1 107.2 595 185 176 610 190 181 89.5 108.7 625 195 185 640 200 190 91.5 110.1 660 205 195 92.5 675 210 199 93.5 111.3 690 215 204 94 705 220 209 95 112.4 720 225 214 96 740 230 219 96.7 113.4 755 235 223 770 240 228 98.1 114.3 20.3 60.7 40.3 69.9 41.7 19.9 785 245 233 21.3 61.2 41.1 70.1 42.5 21.1 800 250 238 99.5 115.1 22.2 61.6 41.7 70.6 43.4 22.2 820 255 242 23.1 62 42.2 74.1 44.2 23.2 835 260 247 -101 24 62.4 43.1 71.6 45 24.3 850 265 252 24.8 62.7 43.7 72.1 45.7 25.2 865 270 257 -102 25.6 63.1 44.3 72.6 46.4 26.2 880 275 261 26.4 63.5 44.9 73 47.2 27.1 900 280 266 -104 27.1 63.8 45.3 73.4 47.8 27.9 915 285 271 27.8 64.2 46 73.8 48.4 28.7 930 290 276 -105 28.5 64.5 46.5 74.2 49 29.5 950 295 280 29.2 64.8 47.1 74.6 49.7 30.4 965 300 285 29.8 65.2 47.5 74.9 50.2 31.1 995 310 295 31 65.8 48.4 75.6 51.3 32.5 1030 320 304 32.2 66.4 49.4 76.2 52.3 33.9 1060 330 314 33.3 67 50.2 76.8 53.6 35.2 1095 340 323 34.4 67.6 51.1 77.4 54.4 36.5 1125 350 333 35.5 68.1 51.9 78 55.4 37.8 1155 360 342 36.6 68.7 52.8 78.6 56.4 39.1 1190 370 352 37.7 69.2 53.6 79.2 57.4 40.4 1220 380 361 38.8 69.8 54.4 79.8 58.4 41.7 1255 390 371 39.8 70.3 55.3 80.3 59.3 42.9 1290 400 380 40.8 70.8 56 80.8 60.2 44.1 1320 410 390 41.8 71.4 56.8 81.4 61.1 45.3 1350 420 399 42.7 71.8 57.5 81.8 61.9 46.4 1385 430 409 43.6 72.3 58.2 82.3 62.7 47.4 1420 440 418 44.5 72.8 58.8 82.8 63.5 48.4 1455 450 428 45.3 73.3 59.4 83.2 64.3 49.4 1485 460 437 46.1 73.6 60.1 83.6 64.9 50.4 1520 470 447 46.9 74.1 60.7 83.