金属硬度与强度换算
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ob/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HRCHRAHR15NHR30NHR45NHVHB30D2 d10、2d5、4d2.5/mm17 -67.337.915.62112114.1573.6706705772726-75770372418 -67.838.916.82162164.11753723719779737-769-71973719 -68.339.8182212204.07771739735788749-782-73775220 -68.840.719.22262254.03790757751797761-796-75476721 -69.341.720.42312274809775767807775-810 -77378222 -69.842.621.52372343.95829794785819789- 825 -79279923 -70.343.622.72432403.91849814803831 805- 840 -81281624 -70.844.523.92492453.87870834823845 821- 856 -83283525 -71.445.525.12552513.83892855843860 838-874-85385426 -71.946.426.32612573.78914876864876857876892-87587427-72.447.327.52682633.74937898886893877897910-89789528 -7348.328.72742693.7961920909912897918930-91991729-73.549.229.92812763.65984943933932919941951-94294030 -74.150.231.12892833.611009967959953943966973-96690431 -74.751.132.32962913.561034991985976967991996-99098932 -75.25233.53042983.5210601016101310019931018 1020-1015101533 -75.85334.73123063.481086104210421027102010471046-1041104234 -76.453.925.93203143.431113106810721054104910771073-1067107035 -7754.8373293233.39114110951104108410791108 1101 -109510036 -77.555.838.23383323.34117011241136 1115 1111 11411130- 1126113137383940414243444546474849505152535455565758596061621153 11631184 119778.156.739.43473413.3 12001153 1171 1148 1144 1176116178.757.640.63573503.26 12311184 1206 1132 1179 121211947079.358.641.83673603.21126312161243121912161250122812181216123270.579.959.5433773703.17129612491282125712541290126412671250126871.180.560.444.23883803.13133112841322129812941331130213151286130771.681.161.345.43993913.09136713221364134013361375134213621325134772.181.762.346.54114013.05140513611407138513791420138414091366138972.682.363.247.74234133.01144514031452143114251467142714551410143473.282.964.148.94364242.97148814481498148014721516147415021457148073.783.56550.14494362.93153314971547153115221567152215501508152974.28465.951.24624492.89158115491597158415731620157316001563158174.784.666.852.44784012.85163116051649164016261676162716521623163575.385.267.753.64934742.81168616661702169816821733168317071688169275.885.768.654.75094882.77174417311758175817391793174217651759175376.386.369.555.95255012.73- 1803 1816 1821 1799 1854 1804 1827 -181776.986.870.457.1543-18811875188718611918 18701894- 188577.487.471.358.2561- 1937 1955 1925 1985 19381967 -195777.987.972.259.4579- 2000 2025 - 2010 2045-203478.588.473.160.5599- 2066 2098 - 2086 2131-21157988.973.961.7620- 2224 -220179.589.474.862.86422324- 229380.189.875.663.96642437- 239180.690.276.565.16882558- 249681.290.677.366.27132691- 260781.79178.167.373982.291.47968.47666382.891.779.8 69.5795 - - - - - - - - -6483.391.980.6 70.6825 - - - - - - - - -6583.992.281.3 71.7856 - - - - - - - - -6684.4- - 889 -6785- - 923 -6885.5- - 959 -6986.1- - 997 -7086.6- - 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d10、2d5、4d2 5mm抗拉强度 obMPa碳钢抗拉强度 obMPa铬钢抗拉强度 obMPa铬钒钢抗拉强度 obMPa铬镍钢抗拉强度 obMPa铬钼钢抗拉强度 obMPa铬镍钼钢抗拉强度 obMPa铬锰硅钢抗拉强度 obMPa超高强度钢抗拉强度 obMPa不锈钢抗拉强度 obMPa不分钢种117.067.337.915.62112114.1573.6706705772726757703724217.567.638.416.22142144.1374.471471277573176371173131