螺丝攻牙钻孔径和滚造径参数表.xls

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1、美美制制粗粗螺螺纹纹钻钻孔孔参参数数表表(2B)(2B)螺螺纹纹代代号号公公称称尺尺寸寸标标准准径径最最大大最最小小前前导导 每每寸寸牙牙数数后后缀缀mminchmminchmminchmminch080UNF1.5240.06001.2500.04921.3050.05141.1820.0465164UNC1.8540.07301.5500.06101.5820.06231.4250.0561172UNF1.8540.07301.5500.06101.6120.06351.4740.0580256UNC2.1840.08601.8000.07091.8710.07371.6950.06672

2、64UNF2.1840.08601.8500.07281.9120.07531.7560.0691348UNC2.5150.09902.1000.08272.1460.08451.9410.0764356UNF2.5150.09902.1000.08272.1970.08652.0250.0797440UNC2.8450.11202.3000.09062.3850.09392.1570.0849148UNF2.8450.11202.4000.09452.4580.09682.2710.0894540UNC3.1750.12502.6000.10242.6970.10622.4870.09795

3、44UNF3.1750.12502.7000.10632.7400.10792.5510.1004632UNC3.5050.13802.8000.11022.8950.11402.6420.1040640UNF3.5050.13802.9000.11423.0220.11902.8200.1110832UNC4.1660.16403.4000.13393.5300.13903.3020.1300836UNF4.1660.16403.5000.13783.6060.14203.4040.13401024UNC4.8260.19003.9000.15353.9620.15603.6830.1450

4、1032UNF4.8260.19004.1000.16144.1650.16403.9630.15601224UNC5.4860.21604.5000.17724.5970.18104.3440.17101228UNF5.8420.23004.6000.18114.7240.18604.4960.17701232UNFE6.8580.27004.7000.18504.8260.19004.6230.18201/420UNC6.3500.25005.1000.20085.2570.20704.9790.19601/428UNF6.3500.25005.5000.21655.5880.22005.

5、3600.21101/432UNFE6.3500.25005.6000.22055.6900.22405.4860.21605/1618UNC7.9380.31256.6000.25986.7310.26506.4010.25205/1624UNF7.9380.31256.9000.27177.0350.27706.7820.26705/1632UNFE7.9380.31257.1000.27957.2640.28607.0870.27903/816UNC9.5250.37508.0000.31508.1530.32107.7980.30703/824UNF9.5250.37508.5000.

6、33468.6360.34008.3820.33003/832UNFE9.5250.37508.7000.34258.8650.34908.6610.34107/1614UNC11.1130.43759.4000.37019.5500.37609.1440.36007/1620UNF11.1130.43759.9000.389810.0330.39509.7290.38307/1628UNFE11.1130.437510.2000.401610.3380.407010.1350.39901/213UNC12.7000.500010.8000.425211.0230.434010.5920.41

7、701/220UNF12.7000.500011.5000.452811.6070.457011.3290.44601/228UNFE12.7000.500011.8000.464611.9380.470011.7090.46109/1612UNC14.2880.562512.2000.480312.4460.490011.9890.47209/1618UNF14.2880.562512.9000.507913.0810.515012.7510.50209/1624UNFE14.2880.562513.2000.519713.3860.527013.1320.51705/811UNC15.87

8、50.625013.6000.535412.8680.506613.3860.52705/818UNF15.8750.625014.5000.570914.6810.578014.3510.56505/824UNFE15.8750.625014.8000.582714.9860.590014.7320.58003/410UNC19.0500.750016.5000.649618.8400.741716.3070.64203/416UNF19.0500.750017.5000.689017.6780.696017.3230.68203/420UNFE19.0500.750017.8000.700

9、817.9580.707017.6780.69607/89UNC22.2250.875019.5000.767719.7610.778019.1770.75507/814UNF22.2250.875020.5000.807120.6750.814020.2700.79807/820UNFE22.2250.875021.0000.826821.1330.832020.8530.821018UNC25.4001.000022.2000.874022.6060.890021.9710.8650112UNF25.4001.000023.2000.913423.5710.928023.1140.9100

10、120UNFE25.4001.000024.0000.944924.3080.957024.0280.94601-1/87UNC28.5751.125025.0000.984325.3490.998024.6380.97001-1/812UNF28.5751.125026.5001.043326.7461.053026.2891.03501-1/47UNC31.7501.250028.2001.110228.5241.123027.8131.09501-1/412UNF31.7501.250029.5001.161429.9211.178029.4641.16001-3/86UNC34.925

11、1.375030.8001.212631.1151.225030.3531.19501-3/812UNF34.9251.375032.8001.291333.0961.303032.6391.28501-1/26UNC38.1001.500034.0001.338634.2901.350033.5281.32001-1/212UNF38.1001.500036.0001.417336.2711.428035.8141.41001-3/45UNC44.4501.750039.5001.555139.8271.568038.9641.534024-1/2UNC50.8002.000045.2001

12、.779545.5931.795044.6791.7590美美制制粗粗螺螺纹纹钻钻孔孔参参数数表表(2B)(2B)螺螺纹纹代代号号公公称称尺尺寸寸标标准准径径最最大大最最小小前前导导 每每寸寸牙牙数数后后缀缀mminchmminchmminchmminch公公制制粗粗螺螺纹纹钻钻孔孔径径(2B)(2B)公公称称尺尺寸寸螺螺距距类类型型标标准准径径maxmimM1.00.25粗牙0.750.7850.729M1.00.20细牙0.800.8210.783M1.10.25粗牙0.850.8850.829M1.10.20细牙0.900.9210.883M1.20.25粗牙0.950.9850.985

13、M1.20.20细牙1.001.0210.983M1.40.30粗牙1.101.1421.075M1.40.20细牙1.201.2211.183M1.60.35粗牙1.251.3211.221M1.60.20细牙1.401.4211.383M1.70.35粗牙1.351.4211.321M1.70.20细牙1.451.5001.460M1.80.40粗牙1.451.5211.421M1.80.20细牙1.601.6211.583M2.00.45粗牙1.601.6791.567M2.00.25细牙1.751.7851.729M2.20.45粗牙1.751.8381.713M2.20.25细牙1.

14、951.9851.929M2.30.40粗牙1.901.9791.867M2.30.25细牙2.052.0612.001M2.50.45粗牙2.102.1382.013M2.50.35细牙2.202.2212.121M2.60.45粗牙2.202.2382.113M2.60.35细牙2.202.2462.186M3.00.50粗牙2.502.5992.459M3.00.60粗牙2.402.4402.280M3.00.35细牙2.702.7212.621M3.50.60粗牙2.903.0102.850M3.50.35细牙3.203.2213.121M4.00.70粗牙3.303.4223.242

15、M4.00.75粗牙3.253.3263.106M4.00.50细牙3.503.5993.459M4.50.75粗牙3.803.8783.688M4.50.50细牙4.004.0993.959M5.00.80细牙4.204.3344.134M5.00.90粗牙4.104.1703.930M5.00.50细牙4.504.5994.459M5.50.50细牙5.005.0994.959M6.01.00粗牙5.005.1534.917M6.00.75细牙5.305.3785.188M6.00.50细牙5.505.5505.400M7.01.00粗牙6.006.1535.917M7.00.75细牙6.

16、306.3786.188M7.00.50细牙6.506.5506.400M8.01.25粗牙6.806.9126.647M8.01.00细牙7.007.1536.917M8.00.75细牙7.307.3787.188M8.00.50细牙7.507.5207.400M9.01.25粗牙7.807.9127.647M9.01.00细牙8.008.1537.917M9.00.75细牙8.308.3788.188M101.50粗牙8.508.6768.376M101.25细牙8.808.9128.647M101.00细牙9.009.1538.917M100.75细牙9.309.3789.188M100

17、.50细牙9.509.5209.400M111.50粗牙9.509.6769.376M111.00细牙10.0010.1539.917M110.75细牙10.3010.37810.188M121.75粗牙10.3010.44110.106M121.50细牙10.5010.67610.376M121.25细牙10.8010.91210.647M121.00细牙11.0011.15310.917M120.50细牙11.5011.52011.400M142.00粗牙12.0012.21011.835M141.50细牙12.5012.67612.376M141.00细牙13.0013.15312.91

18、7M151.50细牙13.5013.67613.376M151.00细牙14.0014.15313.917M162.00粗牙14.0014.21013.835M161.50细牙14.5014.67614.376M161.00细牙15.0015.15314.917M171.50细牙15.5015.67615.376M171.00细牙16.0016.15315.917M182.50粗牙15.5015.74415.294M182.00细牙16.0016.21015.835M181.50细牙16.5016.67616.376M181.00细牙17.0017.15316.917M202.50粗牙17.5

19、017.74417.294M202.00细牙18.0018.21017.835M201.50细牙18.5018.67618.376M201.00细牙19.0019.15318.917M222.50粗牙19.5019.74419.294M222.00细牙20.0020.21019.835M221.50细牙20.5020.67620.376M221.00细牙21.0021.15320.917M243.00粗牙21.0021.25220.752M242.00细牙22.0022.21021.835M241.50细牙22.5022.67622.376M241.00细牙23.0023.15322.917M

20、252.00细牙23.0023.21022.835M251.50细牙23.5023.67623.376M251.0细牙24.0024.15323.917M261.50细牙24.5024.67624.376M273.00粗牙24.0024.25223.752M272.00细牙25.0025.21024.835M271.50细牙25.5025.67625.376M271.50细牙26.0026.15325.917M282.00细牙26.0026.21025.835M281.50细牙26.5026.67626.376M281.00细牙27.0027.15326.917M303.50粗牙26.5026

21、.77126.211M303.00细牙27.0027.25226.752M302.00细牙28.0028.21027.835M301.50细牙28.5028.67628.376M301.00细牙29.0029.15328.917M322.00细牙30.0030.21029.835M321.50细牙30.5030.67630.376M333.00细牙30.0030.25229.752M332.00细牙31.0031.21030.835M331.50细牙31.5031.67631.376M351.50细牙33.5033.67633.376M363.00细牙33.0033.25232.752M362

22、.00细牙34.0034.21033.835M361.50细牙34.5034.67634.376美美制制迫迫牙牙丝丝攻攻钻钻孔孔径径公公称称尺尺寸寸每每寸寸牙牙数数代代号号G4-G6G7-G8G9256UNC1.94264UNF1.97348UNC2.23356UNF2.27440UNC2.50448UNF2.56540UNC2.83544UNF2.86632UNC3.07640UNF3.16832UNC3.733.77836UNF3.781024UNC4.244.31032UNF4.394.431224UNC4.904.961228UNF4.995.041/420UNC5.721/428UN

23、F5.855.905/1618UNC7.245/1624UNF7.367.413/816UNC8.748.813/824UNF9.007/1614UNC10.207/1620UNF10.4810.541/213UNC11.2711.821/220UNF12.0712.13公公制制迫迫牙牙丝丝攻攻钻钻孔孔径径公称尺寸螺距 精度G4G6 精度G7G8精度G9M1.00.250.860.88M1.10.250.960.98M1.20.251.061.08M1.40.301.241.25M1.60.351.411.43M1.70.351.511.53M1.80.351.611.63M2.00.401.

24、781.80M2.20.451.951.98M2.30.402.082.10M2.50.452.252.28M2.60.452.352.38M3.00.502.732.75M3.50.603.173.20M4.00.703.623.653.69M5.00.804.564.604.64M6.01.005.455.505.55M7.01.006.456.506.55M8.01.257.317.387.44M101.259.319.389.44M101.509.189.259.32M121.2511.3111.3811.44M121.7511.0411.1211.21螺螺丝丝攻攻牙牙钻钻孔孔径径和和

25、滚滚造造径径对对照照表表英制管螺纹英制管螺纹美制管螺纹规格标准径钻孔径规格标准径有效牙部之长度（最小）中之毋螺牙内径标准长度（最小）中之毋螺牙内径规格钻孔径最大最小使用纹刀时不用纹刀时NPTNPS使用绞刀时 不用绞刀时PS 1/16286.506.6326.490PT 1/16286.106.206.2446.3841/16276.106.256.35PS 1/8288.508.6378.495PT 1/8 288.108.208.2498.3881/8278.338.438.74PS 1/419 11.4011.5511.341PT 1/419 10.70 11.0010.96211.174

26、1/41810.7211.1311.13PS 3/819 15.0015.0514.846PT 3/819 14.20 14.5014.44814.6583/81814.2714.2714.68PS 1/214 18.5018.7718.489PT 1/214 17.60 18.0017.97918.2631/21417.4817.8618.26PS 3/414 24.0024.2623.975PT 3/414 23.00 23.5023.37823.6633/41422.6323.0123.42PS 111 30.2030.4730.111PT 111 29.00 29.5029.45929

27、.822111-1/228.5828.9829.36PS 1-1/411 38.8039.1338.772 PT 1-1/411 37.50 38.0037.97638.339 1-1/411-1/237.3137.6938.10PS 1-1/211 44.8045.0344.665 PT 1-1/211 43.40 44.0043.86944.232 1-1/211-1/243.6644.0444.45PS 211 56.5056.8456.476PT 211 54.90 55.5055.41255.844211-1/255.5855.9656.36螺螺丝丝攻攻牙牙钻钻孔孔径径和和滚滚造造径

28、径对对照照表表英制螺纹公制螺纹针车用螺纹规格(UNEF)钻孔径规格滚造径规格滚造径硬材软材W 1/8 402.652.60M30.52.632.60SM1/8402.7352.688W 5/32 323.253.20M3.00.62.562.53SM1/8442.7692.722W 3/16 243.753.70M3.50.63.063.03SM9/64403.1283.083W 1/4 205.105.00M4.00.73.493.45SM11/64403.8553.805W 5/16 186.606.50M4.00.753.453.41SM3/16324.2054.155W 3/8 168

29、.007.90M4.50.753.963.92SM3/16284.1434.093W 7/16 149.409.30M5.00.84.434.38SM7/32325.0034.955W 1/2 1210.7010.50M5.00.94.364.31SM15/64285.3255.570W 9/16 1212.3012.00M6.01.05.305.25SM1/4405.8905.735W 5/8 1113.7013.50M7.01.06.306.25SM1/4285.7215.366W 3/4 1016.7016.50M8.01.07.287.23SM9/32286.5086.648W 7/8 919.5019.30M8.01.257.127.07SM11/32288.0928.432W1 822.4022.00SM3/8288.8808.015W 1-1/8 725.0024.80SM7/162810.46610.401W 1-1/4 728.3028.00SM7/161610.0379.967SM1/22011.81911.749SM9/262013.40013.425