螺纹规格xls.xls

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1、公制粗螺纹美制细螺纹规格标准径2级牙钻孔径规 格 (UNF)标准径2级牙钻孔径最大最小最大最小M1.0 x0.250.750.7850.729香微牙外径M1.1x0.250.850.8850.829NO.0-80(1.524)1.251.3051.182M1.2x0.250.950.9850.929NO.1-72(1.854)1.551.6121.474M1.4x0.31.101.1421.075NO.2-64(2.814)1.851.9121.756M1.6x0.351.251.3211.221NO.3-56(2.515)2.102.1972.025M1.7x0.351.351.4211.3

2、21NO.4-48(2.845)2.402.4582.271M1.8x0.351.451.5211.421NO.5-44(3.175)2.702.7402.551M2.0 x0.41.601.6791.567NO.6-40(3.505)2.903.0222.820M2.2x0.451.751.8381.713NO.8-36(4.166)3.503.6063.404M2.3x0.41.901.9791.867NO.10-32(4.826)4.104.1653.963M2.5x0.452.102.1382.013NO12-28(5.846)4.604.7244.496M2.6x0.452.202.

3、2382.1131/4-285.505.5885.360M3.0 x0.52.502.5992.4595/16-246.907.0356.782M3.0 x0.62.402.4402.2803/8-248.508.6368.382M3.5x0.62.903.0102.8507/16-209.9010.0339.729M4.0 x0.73.303.4223.2421/2-2011.5011.60711.329M4.0 x0.753.253.3263.1069/16-1812.9013.08112.751M4.5x0.753.803.8783.6885/8-1814.5014.68114.351M

4、5.0 x0.84.204.3344.1343/4-1617.5017.67817.323M5.0 x0.94.104.1703.9307/8-1420.5020.67520.270M6.0 x1.05.005.1534.9171-1223.2023.57123.114M7.0 x1.06.006.1535.9171-1/8-1226.5026.74626.289M8.0 x1.256.806.9126.6471-1/4-1229.5029.92129.464M9.0 x1.257.807.9127.6471-3/8-1232.8033.09632.639M10 x1.58.508.6768.

5、3761-1/2-1236.036.27135.814M11x1.59.509.6769.376M12x1.7510.3010.44110.106美制特细螺纹M14x2.012.0012.21011.835M16x2.014.0014.21013.835规 格(UNF)标准径2级牙钻孔径M18x2.515.5015.74415.294最大最小M20 x2.517.5017.74417.294NO.12-324.704.8264.623M22x2.519.5019.74419.2941/4-325.605.6905.486M24x3.021.0021.25220.7525/16-327.107.

6、2647.087M27x3.024.0024.25223.7523/8-328.708.8658.661M30 x3.526.5026.77126.2117/16-2810.2010.33810.1351/2-2811.8011.93811.7099/16-2413.2013.38613.1325/8-2414.8014.98614.7323/4-2017.8017.95817.6787/8-2021.0021.13320.8531 -2024.024.30824.028公 制 细 螺 纹公 制 细 螺 纹规格标准径2级牙钻孔径规格标准径2级牙钻孔径最大最小最大最小M1.0 x0.20.800

7、.8210.783M16x1.01515.15314.917M1.1x0.20.900.9210.883M17x1.515.5015.67615.376M1.2x0.21.001.0210.983M17x1.016.0016.15315.917M1.4x0.21.201.2211.183M18x2.016.0016.21015.835M1.6x0.21.401.4211.383M18x1.516.5016.67616.376M1.7x0.21.451.5001.460M18x1.017.0017.15316.917M1.8x0.21.601.6211.583M20 x2.018.0018.21

8、017.835M2.0 x0.251.751.7851.729M20 x1.518.5018.67618.376M2.2x0.251.951.9851.929M20 x1.019.0019.15318.917M2.3x0.252.052.0612.001M22x2.020.0020.21019.835M2.5x0.352.202.2212.121M22x1.520.5020.67620.376M2.6x0.352.202.2462.186M22x1.021.0021.15320.917M3.0 x0.352.702.7212.621M24x2.022.0022.21021.835M3.5x0.

9、353.203.2213.121M24x1.522.5022.67622.376M4.0 x0.53.503.5993.459M24x1.023.0023.15322.917M4.5x0.54.004.0993.959M25x2.023.0023.21022.835M5.0 x0.54.504.5994.459M25x1.523.5023.67623.376M5.5x0.55.005.0994.959M25x1.024.0024.15323.917M6.0 x0.755.305.3785.188M26x1.524.5024.67624.376M6.0 x0.55.505.5505.400M27

10、x2.025.0025.21024.835M7.0 x0.756.306.3786.188M27x1.525.5025.67625.376M7.0 x0.56.506.5506.400M27x1.026.0026.15325.917M8.0 x1.07.007.1536.917M28x2.026.0026.21028.835M8.0 x0.757.307.3787.188M28x1.526.5026.67626.376M8.0 x0.57.507.5207.400M28x1.027.0027.15326.917M9.0 x1.08.008.1537.917M30 x3.027.0027.252

11、26.752M9.0 x0.758.308.3788.188M30 x2.028.0028.21027.835M10 x1.258.808.9128.647M30 x1.528.5028.67628.376M10 x1.09.009.1538.917M30 x1.029.0029.15328.917M10 x0.759.309.3789.188M32x2.030.0030.21029.835M10 x0.59.509.5209.400M32x1.530.5030.67630.376M11x1.010.0010.1539.917M33x3.030.0030.25229.752M11x0.7510

12、.3010.37810.188M33x2.031.0031.21030.835M12x1.510.5010.67610.376M33x1.531.5031.67631.376M12x1.2510.8010.91210.647M35x1.533.5033.67633.376M12x1.011.0011.15310.917M36x3.033.0033.25232.752M12x0.511.5011.52011.400M36x2.034.0034.21033.835M14x1.512.5012.67612.376M36x1.534.5034.67634.376M14x1.013.0013.15312

13、.917M15x1.513.5013.67613.376M15x1.014.0014.15313.917M16x1.514.5014.67614.376无沟丝攻钻孔径无沟丝攻钻孔径规格精度等级规格精度等级G4-G6G7-G8G9G4-G6G7-G8G9M1.0 x0.250.860.88NO.2-56UNC1.94M1.1x0.250.960.98NO.3-482.23M1.2x0.251.061.08NO.4-402.50M1.4x0.31.241.25NO.5-402.83M1.6x0.351.411.43NO.6-323.07M1.7x0.351.511.53NO.8-323.733.7

14、7M1.8x0.351.611.63NO.10-244.244.30M2.0 x0.41.781.80NO.12-244.904.96M2.2x0.451.951.98 1/4-205.72M2.3x0.42.082.10 5/16-187.24M2.5x0.452.252.28 3/8 -188.748.81M2.6x0.452.352.38 7/16-1410.2010.30M3.0 x0.52.732.75 1/2 -1311.2711.82M3.5x0.63.173.20NO.2-64UNF1.97M4.0 x0.73.623.653.69NO.3-562.27M5.0 x0.84.5

15、64.604.64NO.4-482.56M6.0 x1.05.455.505.55NO.5-442.86M7.0 x1.06.456.506.55NO.6-403.16M8.0 x1.257.317.387.44NO.8-363.78M10 x1.59.189.259.32NO.10-324.394.43M10 x1.259.319.389.44NO.12-284.995.04M12x1.7511.0411.1211.21 1/4 -285.855.90M12x1.2511.3111.3811.44 5/16-247.367.41注:无槽沟丝攻之钻孔径,在上表所列之数值,3/8-249.00由

16、于被加工材料之材质、硬度、形状、尺寸 7/16-2010.4810.54等之影响，多少会有所变动，因此于参考上 1/2 -2012.0712.13表之同时，亦请增减若干。美制管螺纹英制管螺纹规 格钻孔径规格标准径钻孔径NPTNPS最大最小使用纹刀时使用纹刀时PS 1/16 -286.506.6326.4901/16 -276.106.256.35PS 1/8 -288.508.6378.4951/8 -278.338.438.74PS 1/4 -1911.4011.54911.3411/4 -1810.7211.1311.13PS 3/8 -1915.0015.05414.8463/8 -18

17、14.2714.2714.68PS 1/2 -1418.5018.77318.4891/2 -1417.4817.8618.26PS 3/4 -1424.0024.25923.9753/4 -1422.6323.0123.42PS 1 -1130.2030.47130.1111 -11-1/228.5828.9829.36PS 1-1/4 -1138.8039.13238.7721-1/4 -11-1/237.3137.6938.10PS 1-1/2-1144.8045.02544.6651-1/2 -11-1/243.6644.0444.45PS 2 -1156.556.83656.4762

18、 -11-1/255.5855.9656.36英 制 螺 纹美 制 细 螺 纹规格钻孔径规 格(UNC)标准径2级牙钻孔径硬材软材最大最小W 1/8 -2.652.60(香微牙外径)W 5/32 -323.253.20NO.1-64(1.854)1.551.5821.425W 3/16 -243.753.70NO.2-56(2.184)1.801.8711.695W 1/4 -205.105.00NO.3-48(2.515)2.102.1461.941W 5/16 -186.606.50NO.4-40(2.845)2.302.3852.157W 3/8 -168.007.90NO.5-40(3

19、.175)2.602.6972.487W 7/16 -149.409.30NO.6-32(3.505)2.802.8952.642W 1/2 -1210.7010.50NO.8-32(4.166)3.403.5303.302W 9/16 -1212.3012.00NO.10-24(4.826)3.903.9623.683W 5/8 -1113.7013.50NO.12-24(5.486)4.504.5974.344W 3/4 -1016.7016.501/4 -205.105.2574.979W 7/8 -919.5019.305/16 -186.606.7316.401W 1 -822.40

20、22.003/8 -168.008.1537.798W 1-1/8 -725.0024.807/16 -149.409.5509.144W 1-1/4 -728.3028.001/2 -1310.8011.02310.592公制螺纹针车用螺纹9/16 -1212.2012.44611.989规格滚造径规格滚造径5/8 -1113.6012.86813.386M3x0.52.63-2.60SM 1/8 -402.735-2.6883/4 -1016.5018.84016.307M3.0 x0.62.56-2.53SM 1/8 -442.769-2.7227/8 -919.5019.76119.1

21、77M3.5x0.63.06-3.03SM 9/64-403.128-3.0831 -822.2022.60621.971M4.0 x0.73.49-3.45SM 11/64-40 3.855-3.8051-1/9 -725.0025.34924.638M4.0 x0.753.45-3.41SM 3/16-324.205-4.1551-1/4 -728.2028.52427.813M4.5x0.753.96-3.92SM 3/16-284.143-4.0931-3/8 -630.8031.11530.353M5.0 x0.84.43-4.38SM 7/32-325.003-4.9551-1/2

22、 -634.0034.29033.528M5.0 x0.94.36-4.31SM 15/64-28 5.325-5.5701-3/4 -639.5039.82738.964M6.0 x1.05.30-5.25SM 1/4-405.890-5.7352 -4-1/245.245.59344.679M7.0 x1.06.30-6.25SM 1/4-285.721-5.366英制管螺纹M8.0 x1.07.28-7.23SM 9/32-286.508-6.648规 格标准径有效牙部之长度(最小)中之母螺牙内径标准长度(最小)中之母螺牙内径M8.0 x1.257.12-7.07SM 11/32-28

23、8.092-8.432使用纹刀时使用纹刀时M9.0 x1.258.12-8.07SM 3/8-288.880-8.015PT1/16-286.106.206.2446.384M10 x1.259.10-9.04SM 7/16-2810.466-10.401PT1/8 -288.108.208.2498.388M10 x1.58.97-8.91SM 7/16-1610.037-9.967PT1/4 -1910.7011.0010.96211.174M11x1.59.97-9.91SM 1/2-2011.819-11.749PT3/8 -1914.2014.5014.44814.658M12x1.

24、510.92-10.87SM 9/16-2013.400-13.425PT1/2 -1417.6018.0017.97918.263M12x1.7510.79-10.73PT3/4 -1423.0023.5023.37823.663M14x2.012.63-12.56PT1 -1129.0029.5029.45929.822M16x2.014.63-14.56PT1-1/4-1137.5038.0037.97638.339M18x2.516.31-16.23PT1-1/2-1143.4044.0043.86944.232M20 x2.518.31-18.23PT2 -1154.9055.5055.41255.844M22x2.520.31-20.23