1、五、黑色金属硬度及强度换算表硬度 抗拉强度（公斤/毫米 2）洛氏 表面洛氏 维氏 布氏HRC HRA HR15N HR30N HR45N HV HB30D2碳钢铬钢铬钒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(70.0) 86.6 1037 (69.5) 86.3 1017 (69.0) 86.1 997 (68.5) 85.8 978 (68.0) 85.5 959 (67.5) 85.2 941 67.0 85.0 923 66.5 84.7 906 66.0 84.4 889 65.5 84.1 872 65.0 83.9 92.2 81.3 71.7 856 64.5 8
2、3.6 92.1 81.0 71.2 840 64.0 83.3 91.9 80.6 70.6 825 63.5 83.1 91.8 80.2 70.1 810 63.0 82.8 91.7 79.8 69.5 795 62.5 82.5 91.5 79.4 69.0 780 62.0 82.2 91.4 79.0 68.4 766 61.5 82.0 91.2 78.6 67.9 752 61.0 81.7 91.0 78.1 67.3 739 60.5 81.4 90.8 77.7 66.8 726 本栏适用二换算精度要求不高的一般钢种 硬度 抗拉强度（公斤 /毫米 2）洛氏 表面洛氏 维
3、氏 布氏HRC HRA HR15N HR30N HR45N HV HB30D2碳钢 铬钢铬钒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60.081.2 90.6 77.3 66.2 713 269.1 260.759.580.9 90.4 76.9 65.6 700 262.3 255.159.080.6 90.2 76.5 65.1 688 255.8 249.658.580.3 90.0 76.1 64.5 676 249.6 244.358.080.1 89.8 75.6 63.9 664 243.7 239.157.579.8 89.6 75.2 63.4 653 238.
4、 234.157.079.5 89.4 74.8 62.8 642 232.6 229.356.579.3 89.1 74.4 62.2 631 227.4 224.656.079.0 88.9 73.9 61.7 620 222.4 220.155.578.7 88.6 73.5 61.1 609 217.7 215.755.078.5 88.4 73.1 60.5 599 206.6 209.8 208.6 213.1 211.554.578.2 88.1 72.6 59.9 589 203.3 206.1 204.8 208.7 207.454.077.9 87.9 72.2 59.4
5、579 200.0 202.5 201.0 204.5 203.453.577.7 87.6 71.8 58.8 570 196.8 199.0 197.4 200.5 199.553.077.4 87.4 71.3 58.2 561 193.7 195.5 192.5 198.5 193.8 196.7 195.752.577.1 87.1 70.9 57.6 551 190.6 192.0 189.3 195.1 190.3 193.0 192.152.076.9 86.8 70.4 57.1 543 188.1 187.5 188.7 186.1 191.8 187.0 189.4 18
6、8.551.576.6 86.6 70.0 56.5 534 184.1 184.5 185.4 183.0 188.6 183.6 186.0 185.151.076.3 86.3 69.5 55.9 525(501) 180.3 181.6 182.1 179.9 185.4 180.4 182.7 181.750.576.1 86.0 69.1 55.3 517(494) 176.7 178.7 179.0 176.9 182.3 177.3 179.5 178.5硬度 抗拉强度（公斤/毫米 2）洛氏 表面洛氏 维氏 布氏HRCHRAHR15NHR30NHR45N HVHB30D2碳钢
7、铬钢 铬钒 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50.075.8 85.7 68.6 54.7509 (488)174.4173.1175.8175.8173.9179.3174.2176.5175.9175.349. 75. 85.5 68.2 54.2 50 (481) 171. 169. 173. 172. 171. 176. 171. 173. 172. 172.5 5 1 4 8 0 8 0 2 2 5 3 249.075.3 85.2 67.7 53.6493 (474)168.6166.6170.2169.8168.2173.3168.3170.71
8、68.8169.248.575.0 84.9 67.3 53.0485 (468)165.8163.5167.5166.9165.4170.4165.4167.9165.5166.348.074.7 84.6 66.8 52.4478 (461)163.1160.5164.9164.0162.6167.6162.7165.2162.3163.547.574.5 84.3 66.4 51.8470 (455)160.6157.6162.3161.2159.9164.8160.0162.5159.2160.847.074.2 84.0 65.9 51.2463 449158.1154.9159.7
9、158.4157.3162.0157.3160.0156.3158.146.573.9 83.7 65.5 50.7456 442155.6152.2157.2155.7154.7159.3154.7157.5153.5155.546.073.7 83.5 65.0 50.1449 436153.3149.7154.7153.1152.2156.7152.2155.0150.8152.945.573.4 83.2 64.6 49.5443 430151.0147.2152.2150.5149.7154.1149.8152.6148.2150.445.073.2 82.9 64.1 48.943
10、6 424148.8144.8149.8148.0147.2151.6147.4150.2145.7148.044.572.9 82.6 63.6 48.3429 418146.6142.6147.5145.5144.8149.1145.0147.8143.3145.744.072.6 82.3 63.2 47.7423 413144.5140.3145.2143.1142.5146.7142.7145.5141.0143.443.572.4 82.0 62.7 47.1417 407142.5138.2142.9140.8140.2144.3140.5143.2138.7141.143.07
11、2.1 81.7 62.3 46.5411 401140.5136.1140.7138.5137.9142.0138.4140.9136.6138.942.571.8 81.4 61.8 45.9405 396138.6134.1138.5136.2135.7139.7136.2138.5134.5136.842.071.6 81.1 61.3 45.4399 391136.7132.2136.4134.0133.6137.5134.2136.2132.5134.741.571.3 80.8 60.9 44.8393 385134.8130.3134.3131.9131.5135.3132.2
12、133.9130.5132.741.071.1 80.5 60.4 44.2388 380133.1128.4132.2129.8129.4133.1130.2131.5128.6130.740.570.8 80.2 60.0 43.6382 375131.3126.7130.2127.7127.4131.0128.3129.1126.8128.7硬度 抗拉强度（公斤/毫米 2）洛氏 表面洛氏 维氏 布氏 碳钢 铬钢 铬钒 钢 铬镍 钢 铬钼 钢 铬镍钼钢 铬锰硅钢 超高强度 不锈 钢 不分钢种HRCHRAHR15NHR30NHR45N HVHB30D2 钢40.070.5 79.9 59.5
13、 43.0377 370129.6124.9128.2125.7125.4129.0126.4126.7125.0126.839.570.3 79.6 59.0 42.4372 365127.9123.2126.2123.8123.5127.0124.6124.3123.3125.039.070.0 79.3 58.6 41.8367 360126.3121.6124.3121.9121.6125.0122.8121.8121.6123.238.5 79.0 58.1 41.2362 355124.6119.9122.5120.0119.7123.1121.1119.3120.0121.438
14、.0 78.7 57.6 40.6357 350123.1118.4120.6118.2117.9121.2119.4 118.4119.737.5 78.4 57.2 40.0352 345121.5116.8118.8116.5116.2119.4117.7 116.8118.037.0 78.1 56.7 39.4347 341120.0115.3117.1114.8114.4117.6116.1 115.3116.336.5 77.8 56.2 38.8342 336118.5113.8115.3113.1112.8115.8114.6 113.8114.736.0 77.5 55.8
15、 38.2338 332117.0112.4113.6111.5111.1114.1113.0 112.3113.135.5 77.2 55.3 37.6333 327115.6110.9112.0109.9109.5112.5111.5 110.9111.535.0 77.0 54.8 37.0329 323114.1109.5110.4108.4107.9110.8110.1 109.5110.034.5 76.7 54.4 36.5324 318112.7108.2108.8106.9106.4109.2108.6 108.1108.534.0 76.4 53.9 35.9320 314
16、111.3106.8107.2105.4104.9107.7107.3 106.7107.033.5 76.1 53.4 35.3316 310110.0105.5105.7104.0103.5106.2105.9 105.4105.633.0 75.8 53.0 34.7312 306108.6104.2104.2102.7102.0104.7104.6 104.1104.232.5 75.5 52.5 34.1308 302107.3102.9102.7101.3100.7103.2103.3 102.8102.832.0 75.2 52.0 33.5304 298106.0101.610
17、1.3100.1 99.3101.8102.0 101.5101.531.5 74.9 51.6 32.9300 294104.7100.4 99.9 8.8 98.0100.5100.8 100.3100.131.0 74.7 51.1 32.3296 291103.4 99.1 98.5 97.6 96.7 99.1 99.6 99.0 98.930.5 74.4 50.6 31.7292 287102.1 97.9 97.2 96.4 95.5 97.8 98.5 97.8 97.6硬度 抗拉强度（公斤 /毫米 2）洛氏 表面洛氏 维氏 布氏HRC HRAHR15NHR30NHR45N
18、HV HB30D2碳钢 铬钢 铬钒 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30.0 74.1 50.2 31.1 289 283 100.996.7 95.9 95.3 94.3 96.6 97.3 96.6 96.429.5 73.8 49.7 30.5 285 280 99.7 95.5 94.6 94.2 93.1 95.3 96.2 95.4 95.129.0 73.5 49.2 29.9 281 276 98.4 94.3 93.3 93.2 91.9 94.1 95.1 94.2 94.028.5 73.3 48.7 29.3 278 273 97.2
19、93.2 92.1 92.2 90.8 93.0 94.1 93.1 92.828.0 73.0 48.3 28.7 274 269 96.1 92.0 90.9 91.2 89.7 91.8 93.0 91.9 91.727.5 72.7 47.8 28.1 271 266 94.9 90.9 89.7 90.2 88.7 90.7 92.0 90.8 90.627.0 72.4 47.3 27.5 268 263 93.7 89.8 88.6 89.3 87.7 89.7 91.0 89.7 89.526.5 72.2 46.9 26.9 264 260 92.6 88.7 87.5 88
20、.4 86.7 88.6 90.1 88.5 88.426.0 71.9 46.4 26.3 261 257 91.4 87.6 86.4 87.6 85.7 87.6 89.2 87.5 87.425.5 71.6 45.9 25.7 258 254 90.3 86.5 85.3 86.8 84.7 86.6 88.2 86.4 86.425.0 71.4 45.5 25.1 255 251 89.2 85.5 84.3 86.0 83.8 87.4 85.3 85.424.5 71.1 45.0 24.5 252 248 88.1 84.4 83.3 85.2 83.0 86.5 84.3
21、 84.424.0 70.8 44.5 23.9 249 245 87.0 83.4 82.3 84.5 82.1 85.6 83.2 83.523.5 70.6 44.0 23.3 246 242 86.0 82.4 81.3 83.8 81.3 84.8 82.2 82.523.0 70.3 43.6 22.7 243 240 84.9 81.4 80.3 83.1 80.5 84.0 81.2 81.622.5 70.0 43.1 22.1 240 237 83.9 80.4 79.4 82.5 79.7 83.2 80.2 80.822.0 69.8 42.6 21.5 237 234
22、 82.9 79.4 78.5 81.9 78.9 82.5 79.2 79.921.5 68.5 42.2 21.0 234 232 81.9 78.5 77.6 81.3 78.2 81.7 78.2 79.121.0 69.3 41.7 20.4 231 229 80.9 77.5 76.7 80.7 77.5 81.0 77.3 78.220.5 69.0 41.2 19.8 229 227 79.9 76.6 75.9 80.2 76.8 80.3 76.4 77.420.0 68.8 40.7 19.2 226 225 79.0 75.7 75.1 79.7 76.1 79.6 7
23、5.4 76.7(19.5) 68.5 40.3 18.6 223 222 78.0 74.8 74.3 79.2 75.5 78.9 74.5 75.9(19.0) 68.3 39.8 18.0 221 220 77.1 73.9 73.5 78.8 74.9 78.2 73.7 75.2(18.5) 68.0 39.3 17.4 218 218 76.2 73.1 72.7 78.3 74.3 77.6 72.8 74.4(18.0) 67.8 38.9 16.8 216 216 75.3 72.3 71.9 77.9 73.7 76.9 71.9 73.7(17.5) 67.6 38.4
24、 16.2 214 214 74.4 71.4 71.2 77.5 73.1 76.3 71.1 73.1(17.0) 67.3 37.9 15.6 211 211 73.6 70.6 70.5 77.2 72.6 75.7 70.3 72.4注：1、带括号的硬盘值仅供参考。2、本表所列各个钢系的换算值，对含碳量由低到高的钢钟基本适用。硬度洛氏 表面洛氏 维氏 布氏HRB HR15T HR30T HR45T HV HB10D2抗拉强度(公斤/毫米 3)100.0 91.5 81.7 71.7 233 80.399.5 91.3 81.4 71.2 230 79.399.0 91.2 81.0
25、70.7 227 78.398.5 91.1 80.7 70.2 225 77.398.0 90.9 80.4 69.6 222 76.397.5 90.8 80.1 69.1 219 75.497.0 90.6 79.8 68.6 216 74.496.5 90.5 79.4 68.1 214 73.596.0 90.4 79.1 67.6 211 72.695.5 90.2 78.8 67.1 208 71.795.0 90.1 78.5 66.5 206 70.894.5 89.9 78.2 66.0 203 70.094.0 89.8 77.8 65.5 201 69.193.5 89
26、.7 77.5 65.0 199 68.393.0 89.5 77.2 64.5 196 67.592.5 89.4 76.9 64.0 194 66.792.0 89.3 76.6 63.4 191 65.991.5 89.1 76.2 62.9 189 65.191.0 89.0 75.9 62.4 187 64.490.5 88.8 75.6 61.9 185 63.690.0 88.7 75.3 61.4 183 62.989.5 88.6 75.0 60.9 180 62.189.0 88.4 74.6 60.3 178 61.488.5 88.3 74.3 59.8 176 60.
27、788.0 88.1 74.0 59.3 174 60.187.5 88.0 73.7 58.8 172 59.487.0 87.9 73.4 58.3 170 58.786.5 87.7 73.0 57.8 168 58.186.0 87.6 72.7 57.2 166 57.585.5 87.5 72.4 56.7 165 56.885.0 87.3 72.1 56.2 163 56.284.5 87.2 71.8 55.7 161 55.684.0 87.0 71.4 55.2 159 55.083.5 86.9 71.1 54.7 157 54.583.0 86.8 70.8 54.1
28、 156 53.982.5 86.6 70.5 53.6 154 140 53.482.0 86.5 70.2 53.1 152 138 52.881.5 86.3 69.8 52.6 151 137 52.381.0 86.2 69.5 52.1 149 136 51.880.5 86.1 69.2 51.6 148 134 51.380.0 85.9 68.9 51.0 146 133 50.879.5 85.8 68.6 50.5 145 132 50.379.0 85.7 68.2 50.0 143 130 49.878.5 85.5 67.9 49.5 142 129 49.478.
29、0 85.4 67.6 49.0 140 128 48.977.5 85.2 67.3 48.5 139 127 48.577.0 85.1 67.0 47.9 138 126 48.076.5 85.0 66.6 47.4 136 125 47.676.0 84.8 66.3 46.9 135 124 47.275.5 84.7 66.0 46.4 134 123 46.875.0 84.5 65.7 45.9 132 122 46.474.5 84.4 65.4 45.4 131 121 46.074.0 84.3 65.01 44.8 130 120 45.673.5 84.1 64.7
30、 44.3 129 119 45.273.0 84.0 64.4 43.8 128 118 44.972.5 83.9 64.1 43.3 126 117 44.572.0 83.7 63.8 42.8 125 116 44.271.5 83.6 63.5 42.3 124 115 43.971.0 83.4 63.1 41.7 123 115 43.570.5 83.3 62.8 41.2 122 114 43.270.0 83.2 62.5 40.7 121 113 42.969.5 83.0 62.2 40.2 120 112 42.669.0 82.9 61.9 39.7 119 11
31、2 42.368.5 82.7 61.5 39.2 118 111 42.068.0 82.6 61.2 38.6 117 110 41.867.5 82.5 60.9 38.1 116 110 41.567.0 82.3 60.6 37.6 115 109 41.266.5 82.2 60.3 37.1 115 108 41.066.0 82.1 59.9 36.6 114 108 40.765.5 81.9 59.6 36.1 113 107 40.565.0 81.8 59.3 35.5 112 107 40.364.5 81.6 59.0 35.0 111 106 40.064.0 8
32、1.5 58.7 34.5 110 106 39.863.5 81.4 58.3 34.0 110 105 39.663.0 81.2 58.0 33.5 109 105 39.462.5 81.1 57.7 32.9 108 104 39.262.0 80.9 57.4 32.4 108 104 39.061.5 80.8 57.1 31.9 107 103 38.861.0 80.7 56.7 31.4 106 103 38.660.5 80.5 56.4 30.9 105 102 38.560.0 80.4 56.1 30.4 105 102 38.3注：抗拉强度栏内数值，适用于低碳钢。
