布氏维氏度对照.doc

《布氏维氏度对照.doc》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、洛氏硬度、布氏硬度、维氏硬度对照表洛氏硬度HRC洛氏硬度HRA布氏硬度HB30D2维氏硬度HV(DPN)近似强度σ(MPa)70.086.6-1037.0-69.586.3-1017.0-69.086.1-997.0-68.585.8-978.0-68.085.5-959.0-67.585.2-941.0-67.085-923.0-66.584.7-906.0-66.084.4-889.0-65.584.1-872.0-65.083.9-856.0-64.583.6-840.0-64.083.3-825.0-63.583.1-810.0-63.082.8-795.0-62.582

2、.5-780.0-62.082.2-766.0-61.582.0-752.0-61.081.7-739.0-60.581.4-726.0-60.081.2-713.0260759.580.9-700.0255159.080.6-688.0249658.580.3-676.0244358.080.1-664.0239157.579.8-653.0234157.079.5-642.0229356.579.3-631.0224756.079.0-620.0220155.578.7-609.0215755.078.5-599.0211554.578.2-589.0207454.077.9

3、-579.0203453.577.7-570.0199553.077.4-561.0195752.577.1　551.0192152.076.9　543.0188551.576.6　534.0185151.076.3　525.0181750.576.1　517.0178550.075.8　509.0175349.575.5　501.0172249.075.3　493.0169248.575.0　485.0166248.074.7　478.0163547.574.5　470.0160847.074.2449463.0158146.573.9442456.0155546.073.74

4、36449.0152945.573.4430443.0150445.073.2424436.0148044.572.9413429.0145744.072.6407423.0143443.572.4401417.0141143.072.1396411.0138942.571.8391405.0136842.071.6385399.0134741.571.3380393.0132741.071.1375388.0130740.570.8370382.0128740.070.5365377.0126839.570.3360372.0125039.070.0355367.0123238

5、.569.7350362.0121438.069.5345357.0119737.569.2341352.0118037.069.0336347.0116336.568.7332342.0114736.068.4327338.0113135.568.2323333.0111535.067.9318329.0110034.567.7314324.0108034.067.4310320.0107033.567.1306316.0105633.066.9302312.0104232.566.6298308.0102832.066.4294304.0101531.566.1291300.

6、0100131.065.8287296.098930.565.6283292.097630.065.3280289.096429.565.1276285.095129.064.8273281.094028.564.6269278.092828.064.3266274.091727.564.0263271.090627.063.8260268.089526.563.5257264.088426.063.3254261.087425.563.0251258.086425.062.8248255.085424.562.5245252.084424.062.2242249.083523.

7、562.0240246.082523.061.7237243.081622.561.5234240.080822.061.2232237.0799                                   洛氏硬度（HRC）、布氏硬度（HB）等硬度对照区别和换算   硬度是衡量材料软硬程度的一个性能指标。硬度试验的方法较多，原理也不相同，测得的硬度值和含义也不完全一样。最普通的是静负荷压入法硬度试验，即布氏硬度(HB)、洛氏硬度(HRA，HRB，HRC)、维氏硬度(HV