惠式螺纹（旧英制牙）.xls
惠式螺纹（旧英制牙） 山数节距换算表 规格 钻头径 A例B例山数25.4节数 *W1\8-402.652.61000.254 *W5\32-323.253.28800.3175 *w3\16-243..753.77720.3518 W1\4-205.15640.3969 W5\16-186.65600.4233 W3\8-1686.5560.4536 W7\16-149.47.9480.5292 W1\2-1210.79.310.5440.5773 W9\16-1212.312400.635 W5\8-1113.713.5360.7056 W3\4-1016.716.5320.7938 W7\8-919.519.3280.9071 W1-822.422241.0583 W1\8-72524.8201.27 W11\428.328181.4111 W13\8-630.530.3161.5875 W11\2-633.833.5141.8143 W15\8-53635.7131.9538 W13\4-539.239122.1167 W11\8-541.841.5112.3091 W2-41\24544.7102.54 牙套螺纹攻用 92.8222 规格钻头径 下孔径83.175 上限下限73.6286 M3*0.53.13.23.1264.2333 M4*0.74.24.34.1755.08 M5*0.85.25.335.1641\25.6444 M6*16.36.426.2546.35 M8*1.258.48.528.3131\27.2571 M10*1.510.510.6210.3731\27.8154 M10*1.2510.410.5210.3138.4667 M10*110.310.4210.2527\88.8348 M12*1.7512.512.7312.4323\49.2364 M12*1.512.512.6212.3725\89.6762 M12*1.2512.512.5212.3121\210.16 M14*214.514.8314349 M14*1.514.514.6214.37 M16*216.516.8316.49 M16*1.516.516.6216.37 M18*2.51919.0418.58 M18*1.518.518.6218.37 M20*2.52121.0420.58 M20*1.520.520.6220.37
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