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硬度对照表（一）      时间：2010年05月14日

硬度对照表（一）

根据德国标准DIN50150,以下是常用范围的钢材抗拉强度与维氏硬度、布氏硬度、洛氏硬度的对照表。 抗拉强度（Rm N/mm2）        维氏硬度（HV）                布氏硬度（HB）                洛氏硬度（HRC） 250                              80                               76.0                            - 270                              85                               80.7                            - 285                              90                               85.2                            - 305                              95                               90.2                            - 320                              100                             95.0                            - 335                              105                             99.8                            - 350                              110                             105                             - 370                              115                             109                             - 380                              120                             114                             - 400                              125                             119                             - 415                              130                             124                             - 430                              135                             128                             - 450                              140                             133                             - 465                              145                             138                             - 480                              150                             143                             - 490                              155                             147                             - 510                              160                             152                             - 530                              165                             156                             - 545                              170                             162                             - 560                              175                             166                             - 575                              180                             171                             - 595                              185                             176                             - 610                              190                             181                             - 625                              195                             185                             - 640                              200                             190                             - 660                              205                             195                             - 675                              210                             199                             - 690                              215                             204                             - 705                              220                             209                             - 720                              225                             214                             - 740                              230                             219                             - 抗拉强度（Rm N/mm2）        维氏硬度（HV）                布氏硬度（HB）                洛氏硬度（HRC）

硬度对照表（二）

抗拉强度  维氏硬度（HV）   布氏硬度（HB） 洛氏硬度（HRC） （Rm N/mm2） 755                  235                  223                  - 770                  240                  228                  20.3 785                  245                  233                  21.3 800                  250                  238                  22.2 820                  255                  242                  23.1 835                  260                  247                  24.0 850                  265                  252                  24.8 865                  270                  257                  25.6 880                  275                  261                  26.4 900                  280                  266                  27.1 915                  285                  271                  27.8 930                  290                  276                  28.5 950                  295                  280                  29.2 965                  300                  285                  29.8 995                  310                  295                  31.0 1030                 320                  304                  32.2 1060                 330                  314                  33.3 1095                 340                  323                  34.4 1125                 350                  333                  35.5 1115                 360                  342                  36.6 1190                 370                  352                  37.7 1220                 380                  361                  38.8 1255                 390                  371                  39.8 1290                 400                  380                  40.8 1320                 410                  390                  41.8 1350                 420                  399                  42.7 1385                 430                  409                  43.6 1420                 440                  418                  44.5 1455                 450                  428                  45.3 1485                 460                  437                  46.1 1520                 470                  447                  46.9 1555                 480                  （456）                47.7 1595                 490                  （466）                48.4 1665                 510                  （485）                49.8

硬度对照表（三）

抗拉强度（Rm N/mm2） 维氏硬度（HV）      布氏硬度（HB）         洛氏硬度（HRC） 1700                                      520                  （494）                        50.5 1740                                      530                  （504）                        51.1 1775                                      540                  （513）                        51.7 1810                                      550                  （523）                        52.3 1845                                      560                  （532）                        53.0 1880                                      570                  （542）                        53.6 1920                                      580                  （551）                        54.1 1955                                      590                  （561）                        54.7 1995                                      600                  （570）                        55.2 2030                                      610                  （580）                        55.7 2070                                      620                  （589）                        56.3 2105                                      630                  （599）                        56.8 2145                                      640                  （608）                        57.3 2180                                      650                  （618）                        57.8 　                                          660                  　                            58.3 　                                          670                  　                            58.8 　                                          680                  　                            59.2 　                                          690                  　                            59.7 　                                          700                  　                            60.1 　                                          720                  　                            61.0 　                                          740                  　                            61.8 　                                          760                  　                            62.5 　                                          780                  　                            63.3 　                                          800                  　                            64.0 　                                          820                  　                            64.7 　                                          840                  　                            65.3 　                                          860                  　                            65.9 　                                          880                  　                            66.4 　                                         900                  　                            67.0 　                                         920                  　                            67.5 　                                         940                  　                            68.0