黑色金属硬度及抗拉强度对照

1、黑色金属硬度及抗拉强度换算硬度抗拉强度b,N/mm2洛氏表面洛氏维氏布氏(FD2=30)碳钢不锈钢HRCHRAHRl5NHR30NHR45NHVHBSHBW20.O20.521.O21.522.O60.260.460.761.O61.268.869.O69.369.569.840.741.241.742.242.619.219.820.421.021.522622823023323522522722923223477478479380381374074975876777722.523.O23.524.O24.561.561.762.O62.262.570.O70.370.670.871.143

2、.143.644.O44.545.O22.122.723.323.924.523824124424725023724024224524882383384385486478679680681682625.O25.526.O26.527.062.863.O63.363.563.871.471.671.972.272.445.545.946.446.947.325.125.726.326.927.525325625926226625125425726026387588689790891983784785886887927.528.O28.529.O29.564.064.364.664.865.172

3、.773.073.373.573.847.848.348.749.249.728.128.729.329.930.526927327628028426626927327628093094295496597789090191392493630.030.531.O31.532.O65.365.665.866.166.474.174.474.774.975.250.250.651.151.652.O31.131.732.332.933.528829229630030428328729l2942989891 002l 0141 0271 03994795997198399632.533.O33.534

4、.034.566.666.967.167.467.775.575.876.176.476.752.553.O53.453.954.434.134.735.335.936.53083133173213263023063103143181 0521 0651 0781 0921 1051 0081 0211 034l 0471 06035.O35.536.O36.537.O67.968.268.468.769.O77.O77.277.577.878.154.855.355.856.256.737.O37.638.238.839.43313353403453503233273323363411 11

5、9l 1331 147l 1621 1771 0741 087l 1011 1161 13037.538.038.539.O39.569.269.569.770.070.378.478.779.O79.379.657.257.658.158.659.O40.O40.641.241.842.43553603653713763453503553603651 1921 2071 2221 238l 2541 1451 1611 1761 1931 20940.O40.541.041.542.O70.570.871.171.371.679.980.280.580.881.159.560.O60.460

6、.961.343.043.644.244.845.43813873933984043703753803853913703753813863921 271l 2881 3051 3221 340l 226l 2441 2621 2801 29942.543.O43.544.O44.571.872.172.472.672.981.481.782.O82.382.661.862.362.763.263.645.946.547.147.748.34104164224284353964014074134183974034094154221 3591 3781 397l 4171 4381 319l 33

7、9l 3611 3831 40545.O45.546.O46.547.O73.273.473.773.974.282.983.283.583.784.O64.164.665.065.565.948.949.550.150.751.24414484544614684244304364424494284354414484551 4591 481l 5031 5261 550l 4291 453l 4791 5051 53347.548.O48.549.049.574.574.775.O75.375.584.384.684.985.285.566.466.867.367.768.251.852.45

8、3.O53.654.2475482489497504463470478486494l 5751 6001 6261 6531 6811 5621 592l 6231 6551 68950.O50.551.O51.552.O75.876.176.376.676.985.786.O86.386.686.868.669.169.570.O70.454.755.355.956.557.15125205275355445025105185275351 710l 72552.553.053.554.O54.577.177.477.777.978.287.187.487.687.988.170.971.37

9、1.872.272.657.658.258.859.459.955256156957858754455256156957755.O55.556.O56.557.O78.578.779.O79.379.588.488.688.989.189.473.173.573.974.474.860.561.161.762.262.859660661562563558559360160861657.558.O58.559.059.579.880.180.380.680.989.689.890.O90.290.475.275.676.176.576.963.463.964.565.165.664565566667668762262863463964360.O60.561.O61.562.O81.281.481.782.O82.290.690.891.091.291.477.377.778.178.679.066.266.867.367.968.469871072173374564765062.563.O63.564.O64.582.582.883.183.383.691.591.791.8