硬度及强度对照表11
强度\硬度换算表
序号[***********][***********][***********]0
洛氏硬度 HRC 17.017.518.018.519.019.520.020.521.021.522.022.523.023.524.024.525.025.526.026.527.027.528.028.529.029.530.030.532.534.034.536.5
洛氏硬度 HRA
表面洛氏硬度 HR15N
67.367.667.868.068.368.568.869.069.369.569.870.070.370.670.871.171.471.671.972.272.472.773.073.373.573.874.174.475.576.476.777.8
表面洛氏硬度 HR30N
37.938.438.939.339.840.340.741.241.742.242.643.143.644.044.545.045.545.946.446.947.347.848.348.749.249.750.250.652.553.954.456.2
表面洛氏硬度 HR45N
15.616.216.817.418.018.619.219.820.421.021.522.122.723.323.924.525.125.726.326.927.528.128.729.329.930.531.131.734.135.936.538.8
维氏硬度 HV [***********][***********][***********][***********][***********]324342
布氏硬度 HB30D 2
[***********][***********][***********][***********][***********]318336
d 10、2d 5、4d 2.5mm 4.154.134.114.094.074.054.034.024.003.973.953.933.913.893.873.853.833.803.783.763.743.723.703.673.653.633.613.593.503.433.413.32d 10、2d 5、4d 2.5mm 3.303.283.263.243.213.072.93抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σb
b
b
b
b
b
b
b
b
b
碳钢[***********][***********][***********][***********][***********][1**********]5
铬钢[***********][***********][***********][***********][***********]6810821138
铬钒钢[***********][***********][***********][***********][***********]7210881153
铬镍钢[***********][***********][***********][***********][***********]5410691131
铬钼钢[***********][***********][***********][***********][***********]4910641128
铬镍钼钢铬锰硅钢[***********][***********][**************]
超高强度钢不锈钢[***********][***********][***********][***********][***********]6710811138
不分钢种[***********][***********][***********][***********][***********]7010851147
洛氏硬度 HRA
[***********][***********][1**********]58
[***********][***********][1**********]46
b
b
序号[1**********]259洛氏硬度 HRC 37.037.538.038.539.042.546.0表面洛氏硬度 HR15N
78.178.478.779.0
70.071.873.779.381.483.5表面洛氏硬度 HR30N
56.757.257.658.158.661.865.0表面洛氏硬度 HR45N
39.440.040.641.241.845.950.1维氏硬度 HV [***********]449布氏硬度 HB30D 2
[***********]436抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σ抗拉强度σb
b
b
b
b
b
b
b
碳钢[***********]6313861533铬钢[***********]1613411497铬钒钢[***********]4313851547铬镍钢[***********]1913621531铬钼钢[***********]1613571522铬镍钼钢[***********]5013971567铬锰硅钢[***********]2813621522超高强度钢不锈钢[1**********]4
不分钢种[***********][***********][***********]451508
[**************]0
47.549.550.553.554.054.555.556.5
74.575.576.177.777.978.278.779.3
84.385.586.087.687.987.688.689.1
66.468.269.171.872.272.673.574.4
51.854.255.358.859.459.961.162.2
[***********]609631
4554814942.872.792.[***********][***********][***********][***********][***********][***********][***********][***********]772274
[***********][***********]2246
序号
抗拉强度抗拉强度布氏硬度 抗拉强度抗拉强度抗拉强度抗拉强度抗拉强度抗拉强度抗拉强度洛氏硬度 洛氏硬度 维氏硬度 布氏硬度 d 10、2d 5、σMPa σMPa σMPa σMPa σMPa σMPa σMPa σb MPa σMPa σMPa
度 度 度 b b b b b b b b b
HRC HRA HV HB30D 2
超高强度4d 2.5mm HR15N HR30N HR45N 碳钢铬钢铬钒钢铬镍钢铬钼钢铬镍钼钢铬锰硅钢不锈钢不分钢种钢57.057.558.058.559.059.560.060.561.061.562.062.563.063.564.064.565.065.566.066.567.067.568.068.569.069.570.0
79.579.880.180.380.680.981.281.481.782.082.282.582.883.183.383.683.984.184.484.785.085.285.585.886.186.386.6
89.489.689.890.090.290.490.690.891.091.291.491.591.791.891.992.192.2
74.875.275.676.176.576.977.377.778.178.679.079.479.880.280.681.081.3
62.863.463.964.565.165.666.266.867.367.968.469.069.570.170.671.271.7
[***********][***********][***********][***********][1**********]
[***********][***********][***********]05106107
[***********]5826232691
[***********]9625512607