钢球公差等级及技术要求,钢球材料对照表,钢球规格换算.xls

钢球公差等级及技术要求,钢球材料对照表,钢球规格换算及重量表钢球规格换算及重量表钢球直径每万粒钢球每千克钢球钢球直径每万粒钢球每千克钢球钢球直径1000个钢球每千克钢球mm~in重（kg）个数(近似)mm~in重（kg）个数(近似)mm~in重（kg）个数(近似)0.50.0051196078082.0947820.637~13/1635.827.90.680.01287812508.52.54002137.7526.490.80.02094784708.731~11/322.7136921.4313~27/3240.124.910.040824510092.9733722.225~7/844.822.31.20.07051418409.525~3/83.522842349.5920.171.30.0893111980104.0824523.0188~29/3249.820.11.450.1248064510.3188~13/324.4822323.8125~15/1655.118.21.588~1/160.1662350115.421852456.3417.751.750.2184587111.1125~7/165.617924.6063~31/3260.816.520.3263070011.56.221612563.6815.72.3812~3/320.551818211.5094~29/646.2216125.4~1"66.8152.50.6371569811.9062~15/326.8814526.1938~11/3273.313.6431.19091127.0414226.9875~11/1680.212.473.175~1/81.31763412.3031~31/647.613227.7812~13/3287.411.43.51.75571712.7~1/28.351202889.4711.183.9690~5/322.55392213.4938~17/321010028.575~11/895.210.542.6138311411.188930.1625~13/161128.934.7625~3/164.41226814.2875~9/1611.98431.75~11/4130.67.6655.1196115.0812~19/321471.433.3375~15/16151.16.625.1594~13/645.6178615.875~5/816.361.334.925~13/8173.85.755.5562~7/326.9914311616.6959.936.5125~17/16198.65.045.9531~15/648.6116316.6688~21/3218.952.938.1~11/2225.64.4368.8111361720.025040261.13.836.35~1/410.496217.4625~11/1621.746.141.275~15/8286.83.496.511.1989418.2562~23/3224.840.342.8625~111/46321.23.116.7469~17/6412.58001927.9635.7744.45~13/4358.22.797.1438~7/3214.967119.05~3/428.235.547.625~17/8440.62.277.9375~5/1620.449019.9438~25/3231.931.450.8~2"534.71.87注：1.每粒钢球的重量计算方式：球形体积×钢质的比重,球形体积计算公式：4/3πr3(r为球的半径)2.该表是按材料为AISI52100的轴钢球的比重计算,不锈钢球比轴钢球重1%材料对照表国家标准轴承钢碳素钢不锈钢中国YBGCr15101545851Cr18Ni90Cr19Ni90Cr17Ni12Mo23Cr139Cr18美国AISIE521001010101510451084302304316420440C日本JISSUJ2S9CKS15CKS45CSUP3SUS302SUS304SUS316SUS420J2SUS440C西德DIN100Cr6CK10CK15CK45X12CrNi188X5CrNi189X5CrNiMn18X30Cr131.35051.431.430110(1.4401)1.4028公差等级及技术要求等级球直径变动量球形偏差球场表面粗糙度批直径变动量基本直径公差Vdws△SphRaVdwlTdn不超过um100.250.250.0250.5*160.40.40.0320.8*200.50.50.041*280.70.70.051.4*40110.082*601.51.50.13*1002.52.50