搓。滚丝螺纹前的粗胚直径公称直径螺距 粗胚直径d D P４h6h6gmaxminmaxminmax10.250.8360.8170.8320.7980.81410.20.8660.8490.8660.8310.8491.10.250.9350.9160.9310.70.9131.10.20.9650.9490.9650.9310.9481.20.251.0341.0161.030.9971.0131.20.21.0651.0481.01.031.0481.40.31.2011.1821.1981.1631.181.40.21.21.2481.21.231.2741.60.351.3691.3491.3661.3261.3741.60.21.4631.4451.4631.4271.4461.80.351.5861.5481.51.5251.5451.80.21.6631.51.6621.6271.520.41.7351.7151.7321.691.71320.251.831.8111.8261.7911.8082.20.451.9041.8811.91.8561.882.20.252.032.012.0261.992.0082.50.452.2022.182.1982.1542.1782.50.352.2652.2452.2612.2222.24230.52.6692.42.6612.6172.130.352.72.7422.7562.7172.7373.50.63.1033.0783.0923.0463.0713.50.353.2633.2413.2553.2163.230.73.543.5133.533.4793.50840.53.6663.23.6593.6153.6394.50.754.0083.9823.9983.9483.97.50.54.1654.1414.1584.1144.13850.84.4744.44.44.4114.4450.54..4.6574.6134.637615.3445.3125.3295.2725.30360.755.5015.4715.495.4345.468716.3446.3096.3316.2696.30570.756.4996.476.4886.4336.46681.257.1817.1527.1637.1097.135817.3997.3077.3247.2667.298101.59.0168.9868.9958.9399.963101.259.1769.1479.15.1049.131019.3369.3049.3219.2639.295121.7510.84710.81910.82310.710.7121.511.01510.97610.98610.92610.954121.2511.17311.13411.15511.08711.12712111.33411.29811.31911.25511.29314212.612.65912.66312.59912.625141.513.00612.97312.98312.92312.951min0.780.8150.880.9140.9791.0141.1451.2131.3071.411.5061.611.6711.7731.8361.9722.1342.2032.5972.6983.0253.1973.5473.5953.92.0944.3874.5935.2465.4126.2436.4117.0817.248.9079.0769.23710.7340.511.05911.22912.56212.16fmax////////1.332/1.53/1.698/1.865/2.1632.2272.6252.7223.0573.2213.4923.6233.9.1224.42.6215.25.4526.2916.457.1217.2848.959.1169.28110.77510.94111.11311.27912.61112.938121.512.521.52.521.52.521.5321.5321.53.521.53.521.54321.54321.5321.5 螺纹的公差等级刀具的精度等级14161616181818202020222222242424272727303030333333363636363939393942424213.33314.68515.00115.33216.35516.68216.99918.35118.67918.99720.34320.68720.99622.03122.67522.99525.025625.67325.99427.69528.67228.99330.6931.6731.99333.36834.01634.66934.992/37.01437.66837.99240.01240.66740.99113.29714.65514.97115.29616.3416.65216.96918.33618.918.96820.33220.720.97622.00422.63922.96224.99925.63725.95927.68128.63528.95930.67731.3431.95833.35733.934.63334.957/36.98737.63237.95739.98540.63140.95级1级13.31714.65914.97615.31616.32416.65516.97418.3218.65318.97320.31120.65120.97221.99522.922.97124.9925.725.9727.65628.528.96930.65231.431.96833.32533.98134.334.96836.32136.97937.237.96739.97740.140.967螺纹13.25414.59514.92115.25316.27616.59216.91918.27218.518.91820.26820.58720.91721.92922.57522.90624.92425.57325.90427.60128.57228.90430.59731.5761.90333.27333.91434.56934.90236.26936.91237.56837.90239.9140.56740.901刀具13.29114.62114.94415.2916.28216.61716.218.27818.61518.94120.26920.61320.9421.94722.61122.93924.94225.60925.93827.60328.60728.93730.59931.60631.93633.26533.93334.60534.93636.26136.93137.60437.93539.92940.60340.935等级13.22814.55714.815.22716.23416.55416.88718.2318.55118.88620.22620.54920.88521.88122.53722.87424.87625.53525.87227.54828.53428.87230.54431.53231.87133.21333.86634.53134.8736.20936.837.5337.8739.86240.52940.869选用表13.27714.60714.93115.27616.26616.60316.92916.26218.60118.92820.25320.59920.92721.93222.59722.92624.92725.59525.92527.58628.59328.92430.58231.59231.92333.2533.91834.59134.92336.24636.91637.5937.92239.91440.540.922min////////1.292/1.491/1.656/1.821/2.1192.1882.5822.6833.013.1823.4413.5793.914.0784.3734.5775.2325.3966.2296.3957.0677.2668.49.0629.22310.71610.88211.04511.21512.54812.8786emax//////////////////2.611/3.04/3.4743.6093.9424.1084.4044.6075.2695.4346.2726.4327.17.2638.92.0959.26110.75210.91911.09211.25912.59212.916min//////////////////2.568/2.993/3.4233.5653.34.04.3514.5635.2125.3786.2096.3777.0467.2068.8729.0429.20310.69310.8611.02411.15912.52912.85613.21414.54314.87615.21316.21816.5416.87418.21418.53718.83720.2120.53520.87221.86622.52322.86124.86125.52125.85927.53228.5228.85930.52731.51831.85833.19833.85134.51734.85736.19436.84937.51637.85739.84740.51540.8566级2级13.25714.58814.90915.25616.24416.58516.90718.2418.58218.90620.23120.5820.90521.9122.57822.90427.90525.57625.90327.56628.57428.90230.56231.57331.90133.2333.634.57234.90136.22636.437.57137.939.240.5740.913.19414.52414.85415.19316.19616.52116.85218.19218.51818.85120.120.51620.8521.84422.50422.83924.83925.50225.83727.51228.50128.83730.50731.49931.83633.17833.82934.49834.83536.17436.82737.49737.83539.82540.49840.834
