螺纹毛坯直径与钻头直径选用表

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1、螺纹毛坯直径与钻头直径选用表公称直径D螺距P螺孔毛坯直径D′1钻头直径d2公称直径D螺距P螺孔毛坯直径D′1钻头直径d2公称直径D螺距P螺孔毛坯直径D′1钻头直径d2基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差5H6H7H5H6H7H5H6H7H11.21.41.61.80.20.790.991.191.391.59+0.040_____0.81.01.21.41.61214161820220.511.4813.4815.4817.4819.48+0.090+0.120+0.16011.5013.5015.5017.5019.502

2、1.506*7*810121416182022242730333639424548525660646872768014.965.966.968.9610.9612.9614.9616.9618.9620.9622.9625.9628.9631.9634.9637.9640.9643.9646.9650.9654.9658.9662.9666.9670.9674.9678.96+0.150+0.190+0.2605.006.007.009.0011.0013.0015.0017.0019.0021.0023.0026.0029.0032.

3、0035.0038.0041.0044.0047.00________________1*1.2*22.20.250.740.941.741.94+0.040+0.060__0.750.951.751.953.5*0.62.88+0.100+0.130+0.1702.904*0.63.27+0.110+0.150+0.1903.301.4*0.31.09+0.050+0.070__1.106810121416182022242730330.755.227.229.2211.2213.2215.2217.2219.2221.2223.22

4、26.2229.2232.22+0.120+0.120+0.2005.207.209.2011.2013.2015.2017.2019.2021.2023.2026.2029.2032.201.6*1.8*2.533.50.351.241.442.142.643.14+0.060+0.080__1.251.452.152.653.152*0.41.58+0.070+0.100__1.602.2*2.5*0.451.732.03+0.080+0.100---1.752.053*4568100.52.483.484.485.487.489.

5、48+0.090+0.120+0.1602.503.504.505.507.509.505*0.84.17+0.130+0.170+0.2204.20公称直径D螺距P螺孔毛坯直径D′1钻头直径d2公称直径D螺距P螺孔毛坯直径D′1钻头直径d2公称直径D螺距P螺孔毛坯直径D′1钻头直径d2基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差5H6H7H5H6H7H5H6H7H8*9*10121.256.707.708.7010.70+0.150+0.200+0.2706.77.78.710.78590951001051101151201251

6、301351401451501.583.4488.4493.4498.44103.44108.44113.44118.44123.44128.44133.44138.44143.44148.44+0.170+0.230+0.310____________________________485256606468727680859095100105110115120125130135140145150245.949.953.957.961.965.969.973.977.982.987.992.997.9102.9107.9112.9117

7、.9122.9127.9132.9137.9142.9147.9+0.240+0.300+0.40046.050.0__________________________________________10*11*12141618202224273033363942454852566064687276801.58.449.4410.4412.4414.4416.4418.4420.4422.44.25.4428.4431.4434.4437.4440.4443.4446.4450.4454.4458.4462.4466.4470.4474

8、.4478.44+0.170+0.230+0.3108.59.510.512.514.516.518.520.522.525.528.531.534.537.540.543.546.5_________