各国钢球尺寸精度标准.doc

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1、各国钢球尺寸精度标准TDB:直径公差范围(μm)VDWL:球批直径变化量(μm)VDWS:球直径变化量(μm)△ Spn:球形误差量(μm)Ra:表面粗糙度(μm)*国际 ISO32902001   级数球径TDBVDWLVDWS△SpnRaG3±50.130.080.080.01G5±50.250.130.130.014G10±90.50.250.250.02G16±100.80.40.40.025G20 ±1010.50.50.032G241/16”~40mm±121.20.60.60.04G28 ±121.40.70.70.05G40±162110.06G60±1831.51

2、.50.08G100±4052.52.50.1G200±6010550.15     -3- *美国 AFBMA101989级数球径TDBVDWLVDWS△SpnRaG3 ±0.760.130.080.080.012G5±1.270.250.130.130.02G10±2.540.50.250.250.025G16±2.540.80.40.40.032G241/16”~40mm±2.541.20.60.60.05G48 ±5.082.41.21.20.08G100 ±12.752.52.50.125G200±25.410550.2G500±50.8251313-------G100

3、0±127502525-------G2000±1271005050------- *日本 JISB15011988     级数球径TDBVDWLVDWS△SpnRaG3±50.130.080.080.012G5±50.250.130.130.02G10±90.50.250.250.025G16±100.80.40.40.032G201/16”~40mm±1010.50.50.04G28 ±121.40.70.70.05G40 ±162110.008-3-G60±2531.51.50.095G100 ±4052.52.50.125G200 ±6010550.2*德国 DIN540

4、12002    级数球径TDBVDWLVDWS△SpnRaG31/16”~1/2”±5.320.130.080.080.01G5±5.630.250.130.130.014G101/16”~1” ±9.750.50.250.250.02G16±11.40.80.40.40.025G201/16”~11/2”±11.510.50.50.032G28 ±13.71.40.70.70.05G401/16”~40mm ±192110.06G100±47.552.52.50.1G200±72.510550.15G3001/16”~1”±70----10100.2G3001”~40mm±10

5、5----15150.2G5001/16”~1”±75----25250.2G5001”~40mm±112.5----25250.2G6001/16”~40mm ±200----------------G700±1000-----------------3-