黑色金属硬度及强度换算值(GB／T1172-1999)

三、黑色金属硬度及强度换算值（GB／T1172－1999）2006-10-1414:00:00附表3黑色金属硬度及强度换算值 硬???度 洛???氏 表面洛氏 维?氏 布氏(F／D2=30) HRC HRA HR15N HR30N HR45N HV HBS HBW 20.020.521．O21.522．O22.523．O23.524．O24.525．O25.526.026.527．O27.528．O28.529.029.530．O30.531.031.532.032.533．O33.534．O34.5 60.260.460.761．O61.261.561.762．O62.262.562.863．O63.363.563.864．O64.364.664.865.165.365.665.866.166.466.666.967.167.467.7 68.869．O69.369.569.870．O70.370.670.871.171.471.671.972.272.472.773.073.373.573.874.174.474.774.975.275.575.876.176.476.7 40.741.241.742.242.643.143.644．O44.545.045.545.946.446.947.347.848.348.749.249.750.250.651.151.652．O52.553．O53.453.954.4 19.219.820.421．O21.522.122.723.323.924.525.125.726.326.927.528.128.729.329.930.531.131.732.332.933.534.134.735.335.936.5 22622823023323523824l24424725025325625926226626927327628028428829229630030430831331732l326 22522722923223423724024224524825l25425726026326626927327628028328729l294298302306310314318 (适用于含碳量由低到高的钢种) 抗拉强度ób／MPa 碳钢 铬钢 铬钒钢 铬镍钢 铬钼钢 铬镍钼钢 铬锰硅钢 超高强度钢 不锈钢 774784793803813823833843854864875886897908919930942954965977989100210141027103910521065107810921105 74275176076977978879880881882883884885987088089190291492593794896097298499610091022103410481061 73674475376177077978879780781682683784785886988089290391592894095396698099310071022103610511067 7827877927978038098158228298368438518598678768858949049149249359469579699819941007102010341048 7477537607677747817897978058138228318408508608708808919029139249369489619749871001101510291043 85085986987989090191292393594795997298599910121027104110561071 781788794801809816824832840848856865874883893902912922933943954965977989100110131026103910521066 74074975876777778679680681682683784785886887989090l91392493694795997198399610081021103410471060 硬???度 洛???氏 表面洛氏 维?氏 布氏(F／D2=30) HRC HRA HRl5N HR30N HR45N HV HBS HBW 35.035.536.036.537．O37.538．O38.539.039.540.040.541．O41.542．O42.543.043.544．O44.545．O45.546．O46.547.047.548.048.549．O49.550.050.551．O 67.968.268.468.769.069.269.569.770．O70.370.570.871.171.371.671.872．172.472.672.973.273.473.773.974.274.574.775．O75.375.575.876.176.3 77.077.277.577.878.178.478.779.079.379.679.980.280.580.881.181.481.782.082.382.682.983.283.583.784.084.384.684.985.285.585.786.086.3 54．855.355.856.256.757.257.658.158.659．O59.560．O60.460.961.361.862.362.763.263.664.164.665．O65.565.966.466.867.367.768.268.669.169.5 37．O37.638.238.839.440．O40.641.241.842.443．O43.644.244.845.445.946.547.147.748.348.949.550.150.751.251.852.453.053.654.254.755.355.9 33l33534034535035536036537l37638138739339840441041642242843544l44845446l468475482489497504512520527 32332733233634134535035536036537037538038539l39640l407413418424430436442449 37037538138639239740340941542242843544l448455463470478486494502510518 抗拉强度ób/MPa 碳钢 铬钢 铬钒钢 铬镍钢 铬钼钢 铬镍钼钢 铬锰硅钢 超高强度钢 不锈钢 1119113311471162117711921207122212381254127112881305132213401359137813971417143814591481150315261550157516001626165316811710 107410881102111611311146116111761192120812251242126012781296131513351355137613981420144414681493151915461574160316331665169817321768 108210981114113111481165118312011219123812571276129613171337135813801401142414461469149315171541156615911617164316701697172417521780 106310781093110911251142115911771195121412331252127312931314133613581380140414271451147615021527155415811608163616651695172417551786 105810741090110611221139115711741192121112301249126912891310133113531375139714201444146814921517154215681595162216491677170617351764 108711031119113611531171118912071226124512651285130613271348137013921415143914621487151215371563158916161643167116991728175817881819 107910941108112311391155117111871204122212401258127712961316133613571378140014221445146914931517154315691595162316511679170917391770 11701195121912431267129013131336135913811404142714501473149615201544156915941620164616741702173117611792 1074108711011116113011451161117611931209122612441262128012991319133913611383140514291453147915051533156215921623165516891725 硬???度 洛???氏 表面洛氏 维?氏 布氏(F／D2=30) HRC HRA HRl5N HR30N HR45N HV HBS HBW 51.552．O52.553.053.554.054.555．O55.556．O56.557．O57.558.058.559.059.560.060.561.061.562.062.563.063.564.064.565．O65.566.066.567．O67.568．O 76.676.977.177.477.777.978.278.578.779．O79.379.579.880.180.380.680.981.281.481.782．O82.282.582.883.183.383.683.984.184.484.785．O85.285.5 86.686.887.187.487.687.988.188.488.688.989.189.489,689.890．O90.290.490.690.891．O91.291.491.591.791.891.992.192.2 70．O70.470.971.371.872.272.673.173.573.974.474.875.275.676.176.576.977.377.778.178.679．O79.479.880.280.681．O81.3 56.557.157.658.258.859.459.960.561.161.762.262.863.463.964.565.165.666.266.867.367.968.469.069.570.170.671.271.7 53554455256156957858759660661562563564565566667668769871072l73374575777078279580982283685086586894909 52753554455256l569577585593601608616622628634639643647650 抗拉强度ób／MPa 碳钢 铬钢 铬钒钢 铬镍钢 铬钼钢 铬镍钼钢 铬锰硅钢 超高强度钢 不锈钢 18061845 18091839186918991930196119932026 18181850188319171951198620222058 1794182518561888 1850188119141947 18011834186719011936197120082045 182418571892192919662006204720902135218122302281233423902448250925722639 附表4黑色金属硬度及强度换算值(主要适用于低碳钢) 硬?度 抗拉强度ób／MPa 洛氏 表面洛氏 维氏 布???氏 HRB HR15T HR30T HR45T HV HBS F／D2=10 F／D2=30 60．O60.561.061.562．O62.563．O63.564．O64.565．O65.566．O66.567．O67.568．O68.569．O69.570．O70.571．O71.572.072.573．O73.574．O74.5 80.480.580.780.880.981.181.281.481.581.681.881.982.182.282.382.582.682.782.983.083.283.383.483.683.783.984．O84.184.384.4 56.156.456.757.157.457.758．O58.358.759.059.359.659.960.360.660.961.261.561.962.262.562.863.163.563.864.164.464.765.165.4 30.430.931.431.932.432.933.534.034.535.035.536.136.637.137.638.138.639.239.740.240.741.241.742.342.843.343.844.344.845.4 105105106107108108109llO11011l11211311411511511611711811912012l12212312412512612812913013l 10210210310310410410510510610610710710810810911011011111211211311411511511611711811912012l 37537737938138238438638839039339539739940240440740941241541842l424427430433437440444447451 硬?度 抗拉强度ób/MPa 洛氏 表面洛氏 维氏 布???氏 HRB HR15T HR30T HR45T HV HBS F／D2=10 F／D2=30 75．O75.576．O76.577．O77.578．O78.579.079.580.080.581．O81.582.082.583．O83.584.084.585．O85.586．O86.587．O87.588．O88.589.089.5 84.584.784.885．O85.185.285.485.585.785.885.986.186.286.386.586.686.886.987．O87.287.387.587.687.787.988.088.188.388.488.6 65.766．O66.366.667.067.367.667.968.268.668.969.269.569.870.270.570.871.171.471.872.172.472.773．O73.473.774．O74.374.675．O 45.946.446.947.447.948.549．O49.550.050.551.051.652.152.653.153.654.154.755.255.756.256.757.257.858.358.859.359.860.360.9 13213413513613813914014214314514614814915115215415615715916l163165166168170172174176178180 122123124125126127128129130132133134136137138140 15215515615815916l163164166168170172174 455459463467471475480484489493498503508513518523529534540546551557563570576582589596603609 硬?度 抗拉强度ób／MPa 洛氏 表面洛氏 维氏 布?氏 HRB HR15T HR30T HR45T HV HBS F／D2=10 F／D2=30 90．O90.591.091.592．O92.593．O93.594.094.595.595.096．O96.597．O97.598．O98.599.099.5100.0 88.788.889.089.189.389.489.589.789.889.990.190.290.490.590.690.890.991.191.291.391.5 75.375.675.976.276.676.977.277.577.878.278.578.879.179.479.880.180.480.781.081.481.7 61.461.962.462.963.464．O64.565．O65.566.066.567.167.668.168.669.169.670.270.771.271.7 183185187189191194196199201203206208211214216219222225227230233 176178180182184187189192195197200203206209212215218222226229232 61762463l639646654662670678686695703712721730739749758768778788