1、.:材料對照表/公差等級表/規(guī)值 / 重量換算表 :鋼球規(guī)格換算及重量表每萬每千克每萬每千鋼球直徑粒鋼鋼球直徑粒鋼克鋼鋼球球球球mmin重個數(shù)重個數(shù)（kg） ( 近似 )mmin( 近（ kg）0.005196078似)0.5000108.00002.094780.68000.0127812508.50002.5040088.73111/322.713690.80000.0204784709.00002.9733799.52533.522840.040/81.0000245100810.00004.082451.20000.07014184010.3188 13/324.4822350.089

2、11.00005.421851.3000111980311.11257/165.601791.45000.1248064511.50006.221611.5881/160.1606235011.5094 29/646.221611.75000.2184587111.9062 15/326.881452.00000.3263070012.00007.041422.38123/320.5501818212.3031 31/647.601322.50000.6371569812.78.351201/23.00001.10090913.1751/81.310763413.4938 17/3210.00

3、10014.000011.18893.50001.750571714.28759/1611.90843.96905/322.550392215.0812 19/3214.0071.404.00002.61038314.76253/164.410226815.8755/16.3061.3801000每千鋼球直徑個鋼克鋼球球重個數(shù)mmin( 近（kg）似)20.63713/1635.8027.9021.000037.7526.4921.431327/3240.1024.9022.225744.8022.3/8023.000049.5920.1723.018829/3249.8020.1023.81

4、2515/1655.1018.2024.000056.3417.7524.606331 /3260.8016.5025.000063.6815.7025.466.8015.01026.193811/3273.3013.6426.987511/1680.2012.47.5.00005.100196116.00005.1594 13/645.60017865.55627/326.990143116.6688 21/325.9531 15/648.60011636.00008.810113617.00006.3510.409621/4017.4625 11/166.500011.19894018.2

5、562 23/326.7469 17/6412.50800019.00007.14387/3214.9067119.050/47.93755/1620.40490019.9438 25/32159.913/3211.46.6927.781287.400018.9052.911.128.000089.470820.0250.01 1/810.528.57595.200021.7046.11 3/16112.030.16258.930024.8040.311/4130.631.757.660027.9635.71 5/16151.133.33756.6270335.51 3/8173.828.2034.9255.750031.9031.41 7/16198.636.51255.040038.11225.61/24.43040.0000261.13.83041.2751 5/8286.83.490321.242.8625 1 11/463.110358.244.4513/42.79047.6251 7/8440.62.27050.8534.721.8701. 每粒鋼球的重量計算方式：球形體積鋼質(zhì)的比重