圆周等分尺寸计算(钻孔)

等分数系数K等分数系数K等分数系数K等分数系数K等分数

30.86603210.14904410.076549610.05147881

40.70711220.14232420.074731620.05064982

50.58779230.13617430.072995630.04984583

60.5240.13053440.071339640.04906784

70.43388250.12533450.069756650.04831385

80.38268260.12054460.068243660.04758186

90.34202270.11609470.066792670.04687287

100.30902280.11197480.065403680.04618388 110.28173290.10812490.064073690.04551489 120.25882300.10453500.062791700.04486490 130.23932310.10117510.06156710.04423391 140.22252320.098015520.060379720.04361992 150.20791330.095056530.05924730.04302293 160.19509340.092269540.058145740.04244194 170.18375350.08964550.05709750.04187595 180.17365360.087156560.056071760.04132596 190.16459370.084805570.055087770.04078897 200.15643380.08258580.054138780.04026598

390.080466590.053222790.03975799

400.07846600.052336800.03926100

系数K 0.038775 0.038302 0.037841 0.037391 0.036951 0.036522 0.036102 0.035692 0.035291 0.034899 0.034516 0.034141 0.033774 0.033415 0.033064 0.032719 0.032381 0.032051 0.031728 0.03141