2023年12月30日发(作者：12年马自达8商务车7座价格)

常用硬度标尺及其对应关系压痕直径HBBR30D2HRC2.3712672.4635632.5601592.6555562.7514522.8477492.9444473415443.1388413.2363393.3341373.4321353.5302333.6285303.7269283.8255263.9241244229224.1217204.22074.31974.41874.51794.61704.71634.81564.914951435.11375.21315.31265.41215.51165.((((((52559452544(500)51257651528(487)49655850513(475)48154249498(464)469526484844545843243248466444344342393838236236239338373635934233327327934264292842526625325327824262542432432662224823723726125621RockwellRockwell SuperficialShoreTen. 15N30NHSKgf/? {N/?}85.668.093.284.497.6-85.067.092.983.695.2-84.465.992.582.792.8-83.864.792.181.790.2-83.464.091.881.188.9-83.063.391.580.487.5-81.861.090.778.483.3-80.859.289.876.880.3-80.358.389.575.978.8-80.057.889.275.578.0-79.256.388.574.275.6-77.453.086.971.270.4199{1952}77.052.386.670.569.6195{1912}76.451.186.069.567.7186{1824}76.150.585.769.066.8183{1795}75.349.185.067.764.9174{1706}74.146.983.965.762.0160{1569}73.345.383.264.360.0153{1500}72.844.582.863.559.0149{1461}70.840.881.060.254.8131{1285}69.838.879.858.452.6123{1206}68.736.678.656.450.4115{1128}68.135.578.055.449.3112{1098}67.033.376.853.647.0105{1030}65.229.874.950.243.4 97{ 951}64.528.574.249.042.2 94{ 922}64.227.873.848.441.6 92{ 902}63.526.473.047.240.3 89{ 873}63.125.672.646.439.7 87{ 853}62.424.071.645.038.4 84{ 824}61.622.270.643.437.2 81{ 794}61.720.369.641.735.9 78{ 765}15.733.2 71{ 696}11.030.4 65{ 637}8.529.0 62{ 608}6.027.7 59{ 579}3.026.5 56{ 549}0.025.0 53{ 520}23.7 50{ 490}22.1 46{ 451}20.6 44{ 431}19.1 40{ 392}17.6-16.1-

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标尺,硬度,对应,关系,压痕,换算