金属硬度与强度换算

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1、金属硬度与强度换算黑色金属硬度与强度换算（GB/T 1172-1999） 硬 度 抗拉强度b/MPa洛氏 表面洛氏 维氏 布氏 碳钢 铬钢 铬钡钢 铬镍钢 铬钼钢 铬镍钼钢 铬锰硅钢 超高强度钢 不锈钢 不分钢种HRC HRA HR15N HR30N HR45N HV HB30D2 d10、2d5、4d2.5/mm 17 - 67.3 37.9 15.6 211 211 4.15 73.6 706 705 772 726 - 757 - 703 72418 - 67.8 38.9 16.8 216 216 4.11 753 723 719 779 737 - 769 - 719 73719 -

2、 68.3 39.8 18 221 220 4.07 771 739 735 788 749 - 782 - 737 75220 - 68.8 40.7 19.2 226 225 4.03 790 757 751 797 761 - 796 - 754 76721 - 69.3 41.7 20.4 231 227 4 809 775 767 807 775 - 810 - 773 78222 - 69.8 42.6 21.5 237 234 3.95 829 794 785 819 789 - 825 - 792 79923 - 70.3 43.6 22.7 243 240 3.91 849

3、814 803 831 805 - 840 - 812 81624 - 70.8 44.5 23.9 249 245 3.87 870 834 823 845 821 - 856 - 832 83525 - 71.4 45.5 25.1 255 251 3.83 892 855 843 860 838 - 874 - 853 85426 - 71.9 46.4 26.3 261 257 3.78 914 876 864 876 857 876 892 - 875 87427 - 72.4 47.3 27.5 268 263 3.74 937 898 886 893 877 897 910 -

4、897 89528 - 73 48.3 28.7 274 269 3.7 961 920 909 912 897 918 930 - 919 91729 - 73.5 49.2 29.9 281 276 3.65 984 943 933 932 919 941 951 - 942 94030 - 74.1 50.2 31.1 289 283 3.61 1009 967 959 953 943 966 973 - 966 90431 - 74.7 51.1 32.3 296 291 3.56 1034 991 985 976 967 991 996 - 990 98932 - 75.2 52 3

5、3.5 304 298 3.52 1060 1016 1013 1001 993 1018 1020 - 1015 101533 - 75.8 53 34.7 312 306 3.48 1086 1042 1042 1027 1020 1047 1046 - 1041 104234 - 76.4 53.9 25.9 320 314 3.43 1113 1068 1072 1054 1049 1077 1073 - 1067 107035 - 77 54.8 37 329 323 3.39 1141 1095 1104 1084 1079 1108 1101 - 1095 110036 - 77

6、.5 55.8 38.2 338 332 3.34 1170 1124 1136 1115 1111 1141 1130 - 1126 113137 - 78.1 56.7 39.4 347 341 3.3 1200 1153 1171 1148 1144 1176 1161 - 1153 116338 - 78.7 57.6 40.6 357 350 3.26 1231 1184 1206 1132 1179 1212 1194 - 1184 119739 70 79.3 58.6 41.8 367 360 3.21 1263 1216 1243 1219 1216 1250 1228 12

7、18 1216 123240 70.5 79.9 59.5 43 377 370 3.17 1296 1249 1282 1257 1254 1290 1264 1267 1250 126841 71.1 80.5 60.4 44.2 388 380 3.13 1331 1284 1322 1298 1294 1331 1302 1315 1286 130742 71.6 81.1 61.3 45.4 399 391 3.09 1367 1322 1364 1340 1336 1375 1342 1362 1325 134743 72.1 81.7 62.3 46.5 411 401 3.05

8、 1405 1361 1407 1385 1379 1420 1384 1409 1366 138944 72.6 82.3 63.2 47.7 423 413 3.01 1445 1403 1452 1431 1425 1467 1427 1455 1410 143445 73.2 82.9 64.1 48.9 436 424 2.97 1488 1448 1498 1480 1472 1516 1474 1502 1457 148046 73.7 83.5 65 50.1 449 436 2.93 1533 1497 1547 1531 1522 1567 1522 1550 1508 1

9、52947 74.2 84 65.9 51.2 462 449 2.89 1581 1549 1597 1584 1573 1620 1573 1600 1563 158148 74.7 84.6 66.8 52.4 478 401 2.85 1631 1605 1649 1640 1626 1676 1627 1652 1623 163549 75.3 85.2 67.7 53.6 493 474 2.81 1686 1666 1702 1698 1682 1733 1683 1707 1688 169250 75.8 85.7 68.6 54.7 509 488 2.77 1744 173

10、1 1758 1758 1739 1793 1742 1765 1759 175351 76.3 86.3 69.5 55.9 525 501 2.73 - 1803 1816 1821 1799 1854 1804 1827 - 181752 76.9 86.8 70.4 57.1 543 - - - 1881 1875 1887 1861 1918 1870 1894 - 188553 77.4 87.4 71.3 58.2 561 - - - - 1937 1955 1925 1985 1938 1967 - 195754 77.9 87.9 72.2 59.4 579 - - - -

11、2000 2025 - - 2010 2045 - 203455 78.5 88.4 73.1 60.5 599 - - - - 2066 2098 - - 2086 2131 - 211556 79 88.9 73.9 61.7 620 - - - - - - - - - 2224 - 220157 79.5 89.4 74.8 62.8 642 - - - - - - - - - 2324 - 229358 80.1 89.8 75.6 63.9 664 - - - - - - - - - 2437 - 239159 80.6 90.2 76.5 65.1 688 - - - - - -

12、- - - 2558 - 249660 81.2 90.6 77.3 66.2 713 - - - - - - - - - 2691 - 260761 81.7 91 78.1 67.3 739 - - - - - - - - - - - -62 82.2 91.4 79 68.4 766 - - - - - - - - - - - -63 82.8 91.7 79.8 69.5 795 - - - - - - - - - - - -64 83.3 91.9 80.6 70.6 825 - - - - - - - - - - - -65 83.9 92.2 81.3 71.7 856 - -

13、- - - - - - - - - -66 84.4 - - - 889 - - - - - - - - - - - -67 85 - - - 923 - - - - - - - - - - - -68 85.5 - - - 959 - - - - - - - - - - - -69 86.1 - - - 997 - - - - - - - - - - - -70 86.6 - - - 1037 - - - - - - - - - - - -强度硬度换算表序号洛氏硬度HRC洛氏硬度HRA表面洛氏硬度HR15N表面洛氏硬度HR30N表面洛氏硬度HR45N维氏硬度HV布氏硬度HB30D2布氏硬度d

14、10、2d5、4d2.5mm抗拉强度bMPa 碳钢抗拉强度bMPa 铬钢抗拉强度bMPa 铬钒钢抗拉强度bMPa 铬镍钢抗拉强度bMPa 铬钼钢抗拉强度bMPa 铬镍钼钢抗拉强度bMPa 铬锰硅钢抗拉强度bMPa 超高强度钢抗拉强度bMPa 不锈钢抗拉强度bMPa 不分钢种117.067.337.915.62112114.1573.6706705772726757703724217.567.638.416.22142144.1374.4714712775731763711731318.067.838.916.82162164.11753723719779737769719737418.568.

15、039.317.42182184.09762731727783743776728744519.068.339.818.02212204.07771739735788749782737752619.568.540.318.62232224.05780748743792755789745759720.068.840.719.22262254.03790757751797761796754767820.569.041.219.82292274.02799766759802768803764774921.069.341.720.42312274.0080977576780777581077378210

16、21.569.542.221.02342323.978197857768137828177827911122.069.842.621.52372343.958297947858197898257927991222.570.043.122.12402373.938398047948257978328028081323.070.343.622.72432403.918498148038318058408128161423.570.644.023.32462423.898608248138388138488228251524.070.844.523.92492453.8787083482384582

17、18568328351624.571.145.024.52522483.858818448338528308658438441725.071.445.525.12552513.838928558438608388748538541825.571.645.925.72582543.809038658538688478668828648641926.071.946.426.32612573.789148768648768578768928758742026.572.246.926.92642603.769268878758848678869018858842127.072.447.327.5268

18、2633.749378988868938778979108978952227.572.747.828.12712663.729499098979028879079209089062328.073.048.328.72742693.709619209099128979189309199172428.573.348.729.32782733.679729329219229089309419319282529.073.549.229.92812763.659849439339329199419519429402629.573.849.730.52852803.63997955946942931953

19、9629549512730.074.150.231.12982833.6110099679599539439669739669642830.574.450.631.72922873.5910219799729649559789859789762931.074.751.132.32962913.5610349919859769679919969909893031.574.951.632.93002943.541047100499998898010051008100310013132.075.252.033.53042983.521060101610131001993101810201015101

20、53232.575.552.534.13083023.501073102910271013100710321033102810283333.075.853.034.73123063.481086104210421027102010471046104110423433.576.153.435.33163103.461100105510571040103510621059105410563534.076.453.935.93203143.431113106810721054104910771073106710703634.576.754.436.53243183.41112710821088106

21、9106410921086108110853735.077.054.837.03293233.391141109511041084107911081101109511003835.577.255.337.63333273.371156110911201099109511251115110911153936.077.555.838.23383323.341170112411361115111111411130112311314036.577.856.238.83423363.32118511381153113111281158114611381147序号洛氏硬度HRC洛氏硬度HRA表面洛氏硬度H

22、R15N表面洛氏硬度HR30N表面洛氏硬度HR45N维氏硬度HV布氏硬度HB30D2布氏硬度d10、2d5、4d2.5mm抗拉强度bMPa 碳钢抗拉强度bMPa 铬钢抗拉强度bMPa 铬钒钢抗拉强度bMPa 铬镍钢抗拉强度bMPa 铬钼钢抗拉强度bMPa 铬镍钼钢抗拉强度bMPa 铬锰硅钢抗拉强度bMPa 超高强度钢抗拉强度bMPa 不锈钢抗拉强度bMPa 不分钢种4137.078.156.739.43473413.301200115311711148114411761161115311634237.578.457.240.03523453.28121511681188116511621194

23、1177116811804338.078.757.640.63573503.261231118412061182117912121194118411974438.579.058.141.23623553.2412461199122512001197123112111193120012144539.070.079.358.641.83673603.2112631216124312191216125012281218121612324639.570.379.659.042.43723653.1912791232126212381235127012461243123312504740.070.579

24、.959.543.03773703.1712961249128212571254129012641267125012684840.570.880.260.043.63823753.1512131267130212771274131012831291126812874941.071.180.560.444.23883803.1313311284132212981294133113021315128613075041.571.380.860.944.83933853.1113481303134313191315135313221339130513275142.071.681.161.345.439

25、93913.0913671322136413401336137513421362132513475242.571.881.461.845.94053963.0713861341138513621357139713621385134513685343.072.181.762.346.54114013.0514051361140713851379142013841409136613895443.572.482.062.747.14174073.0314251382142914081402144314051432138714115544.072.682.363.247.74234133.011445

26、1403145214311425146714271455141014345644.572.982.663.648.34294182.9914661426147514551448149114501478143314575745.073.282.964.148.94364242.9714881448149814801472151614741502145714805845.573.483.264.649.54434302.9515101472152215051497154114981526148215045946.073.783.565.050.14494362.931533149715471531

27、1522156715221550150815296046.573.983.765.550.74564422.9115561522157215571547159315471575153515556147.074.284.065.951.24634492.8915811549159715841573162015731600156315816247.574.584.366.451.84704552.8716061576162316121599164816001625159216086348.074.784.666.852.44784612.851631160516491640162616761627

28、1652162316356448.575.084.967.353.04854682.8316581635167516691654170416541679165516636549.075.385.267.753.64934742.8116861666170216981682173316831707168816926649.575.585.568.254.25014812.7917141698173017281710176217121735172317226750.075.885.768.654.75094882.771744173117581758173917931742176517591753

29、6850.576.186.069.155.34174942.75176717871790176918231773179517856951.076.386.369.555.95255012.73180318161821179918541804182718177051.576.686.670.056.5534184118451854183018861836186018517152.076.986.870.457.1543188118751887186119181870189418857252.577.187.170.957.655119061920189319511903193019217353.

30、077.487.471.358.256119371955192519851938196719577453.577.787.671.858.8570196819901974200519957554.077.987.972.259.4579200020252010204520347654.578.287.672.659.9589203320612048208720747755.078.588.473.160.5599206620982086213121157855.578.788.673.561.1609217721577956.079.088.973.961.7620222422018056.5

31、79.389.174.462.263122742246序号洛氏硬度HRC洛氏硬度HRA表面洛氏硬度HR15N表面洛氏硬度HR30N表面洛氏硬度HR45N维氏硬度HV布氏硬度HB30D2布氏硬度d10、2d5、4d2.5mm抗拉强度bMPa 碳钢抗拉强度bMPa 铬钢抗拉强度bMPa 铬钒钢抗拉强度bMPa 铬镍钢抗拉强度bMPa 铬钼钢抗拉强度bMPa 铬镍钼钢抗拉强度bMPa 铬锰硅钢抗拉强度bMPa 超高强度钢抗拉强度bMPa 不锈钢抗拉强度bMPa 不分钢种8157.079.589.474.862.8642232622938257.579.889.675.263.465323802341

32、8358.080.189.875.663.9664243723918458.580.390.076.164.5676249624438559.080.690.276.565.1688255824968659.580.990.476.965.6700262325518760.081.290.677.366.2713269126078860.581.490.877.766.87268961.081.791.078.167.37399061.582.091.278.667.97529162.082.291.479.068.47669262.582.591.579.469.07809363.082.8

33、91.779.869.57959463.583.191.880.270.18109564.083.391.980.670.68259664.583.692.181.071.28409765.083.992.281.371.78569865.584.18729966.084.488910066.584.790610167.085.092310267.585.294110368.085.595910468.585.897810569.086.199710669.586.3101710770.086.61037钢材硬度与抗拉强度的换算硬度（HRC）抗拉强度bN/mm2硬度（HRC）抗拉强度bN/mm

34、2硬度（HRC）抗拉强度bN/mm260.059.559.02556.72501.82447.848.047.547.01603.41577.01550.536.035.535.01109.21093.51078.858.558.057.557.056.556.055.555.054.554.053.553.052.552.051.551.050.550.049.549.048.52395.82344.82295.82248.72202.62158.52115.52074.22034.01994.71956.51919.21883.91848.61815.31781.91750.51719.2

35、1688.81659.31630.946.546.045.545.044.544.043.543.042.542.041.541.040.540.039.539.038.538.037.537.036.51525.01499.51475.01451.41428.91406.31383.81362.21341.61321.01301.41281.81262.21243.51225.91208.21190.61173.91157.21140.51124.934.534.033.533.032.532.031.531.030.530.029.529.028.528.027.527.026.526.025.525.024.51064.01049.31035.61021.91008.0995.4981.7969.9957.2945.4932.6921.8910.0899.3888.5877.7866.9857.1847.3837.5827.7