钢之勃氏硬度与其它硬度值之换算表.docx

硬度对照表(钢之勃氏硬度与其它硬度值之换算表)勃氏硬度洛氏硬度维氏硬度萧氏硬度抗拉强度3000kgA刻度60kg压子B刻度球100kg1/16 C刻度150kg压子D刻度100kg压子50kg(kg/m)-85.6-68.076.994097-85.3-67.576.592096-85.0-67.076.590095-76784.7-66.475.788093-75784.4-65.975.386092-74584.1-65.374.884091-73383.8-64.774.382090-72283.4-64.073.880088-712-71083.0-63.373.378087-69882.6-62.572.676086-68482.2-61.872.1740-68282.2-61.772.073784-67081.8-61.071.572083-65681.3-60.170.8700-65381.2-60.070.769781-64781.1-59.770.5690-63880.8-59.270.768080-63080.6-58.869.8670-62780.5-58.769.766779-60179.8-57.368.764077-57879.1-56.067.761575-55578.4-54.766.75917321053477.8-53.565.85697120251476.9-52.164.75477019349576.3-51.063.85286818647775.6-49.662.75086617746174.9-48.561.74916517044474.2-47.160.84726316242973.4-45.759.74556115441572.8-44.558.84405914940172.0-43.157.84255814238871.4-41.856.84105613637570.6-40.455.73965412936370.0-39.154.63835212435269.3(110.0)37.953.83725112034168.7(109.0)36.652.83605011533168.1(108.5)35.551.93504811232167.5(108.0)34.351.03394710831166.9(107.5)33.150.03284610530266.3(107.0)32.151.03194510329365.7(106.0)30.950.0309439928565.3(105.5)29.949.3301-9727764.6(104.5)28.848.3292419426964.1(104.0)27.647.6284409126263.6(103.0)26.646.7276398925563.0(102.0)25.445.9269388624862.5(101.0)24.245.0261378424161.8100.022.844.2253368223561.499.021.743.2247358022960.898.220.542.02413478223-97.3(18.8)41.4234-217-96.4(17.5)40.52283374212-95.5(16.0)-222-72207-94.6(15.2)-2183270201-93.8(13.8)-2123169197-92.8(12.7)-2073067192-91.9(11.5)-2022965187-90.7(10.0)-196-63183-90.0(9.0)-1922863179-89.0(8.0)-1882761174-87.8(6.4)-182-60170-86.8(5.4)-1782658167-86.0(4.4)-175-57163-85.0(3.3)-1712556156-82.9(0.9)-163-53149-80.8-1562351143-78.7-1502250137-76.4-1432147131-74.0-137-46126-72.0-1322044121-69.8-1271942116-67.6-1221841111-65.7-1171539 表中( )内的数字不常用 洛氏硬度计上刻度A、B、C是使用钻石圆锥压凹器(brale) 此表摘自JIS钢铁手册(1980)版资料 硬度换算公式: 1. 萧氏硬度(HS)=勃式硬度(BHN)/10+12 2. 萧式硬度(HS)=洛式硬度(HRC)+15 3. 勃式硬度(BHN)= 洛克式硬度(HV) 4. 洛式硬度(HRC)= 勃式硬度(BHN)/10-3BHN/10HRC(BHN在300600间适用) BHN/6HS(一般钢材) HVBHN+20(H450适用) T.S.(kgf/cm2)35*BHN(一般钢材)硬度测定范围:HS100HB500