螺孔尺寸表格

螺孔尺寸表螺丝攻牙钻孔径对照表公制粗螺纹规格标准径2级牙钻孔径最大最小M1.0*0.250.750.7850.729M1.1*0.250.850.8850.829M1.2*0.250.950.9850.929M1.4*0.31.101.1421.075M1.6*0.351.251.3211.221M1.7*0.351.351.4211.321M1.8*0.351.451.5211.421M2.0*0.41.601.6791.568M2.2*0.451.751.8381.713M2.3*0.41.901.9791.867M2.5*0.452.102.1382.013M2.6*0.42.202.2382.113M3.0*0.52.502.5992.459M3.5*0.62.903.0102.850M4.0*0.73.303.4223.242M4.5*0.753.803.8783.688M5.0*0.84.204.3344.134M6.0*1.05.005.1534.917M7.0*1.06.006.1535.917M8.0*1.256.806.9126.647M9.0*1.257.807.9127.647M10.0*1.58.508.6768.376M11.0*1.59.509.6769.376M12.0*1.7510.3010.44110.106M14.0*2.012.0012.21911.835M16.0*2.014.0014.21013.835M18.0*2.515.5015.74415.294M20.0*2.517.5017.74417.294M22.0*2.519.5019.74419.294M24.0*3.021.0021.25220.752M27.0*3.024.0024.25223.752M30.0*3.526.5026.77126.211螺丝攻牙钻孔径对照表公制细螺纹规格标准径2级牙钻孔径最大最小M1.0*0.20.800.8210.783M1.1*0.20.900.9210.883M1.2*0.21.001.0210.983M1.4*0.21.201.2211.183M1.6*0.21.401.4211.383M1.7*0.21.451.5001.460M1.8*0.21.601.6211.583M2.0*0.251.751.7851.729M2.2*0.251.951.9851.929M2.3*0.252.052.0612.001M2.5*0.352.202.2212.121M2.6*0.352.202.2462.186M3.0*0.352.702.7212.621M3.5*0.353.203.2213.121M4.0*0.53.503.5993.459M4.5*0.54.004.0993.959M5.0*0.54.504.5994.459M5.5*0.55.005.0994.959M6.0*0.55.305.3785.188M7.0*0.756.306.3786.188M7.0*0.56.506.5506.400M8.0*1.07.007.1536.917M8.0*0.757.307.3787.188M8.0*0.57.507.5207.400M9.0*1.08.008.1537.917M9.0*0.758.308.3788.188M10*1.258.808.9128.647M10*1.09.009.1538.917M10*0.759.309.3789.188M10*0.59.509.5209.400M11*1.010.0010.1539.92M11*0.7510.3010.37810.188M12*1.510.5010.67610.376M12*1.2510.8010.91210.647M12*1.011.0011.15310.917M12*0.511.5011.52011.400M14*1.512.5012.67612.376M14*1.013.0013.15312.917M15*1.513.5013.67613.376M15*1.014.0014.15313.917M16*1.514.5014.67614.376M16*1.015.0016.15314.917M17*1.515.5015.67615.376M17*1.016.0016.15315.917M18*2.016.0016.21015.835M18*1.516.5016.67616.376M18*1.017.0017.15316.917M20*2.018.0018.21017.835M20*1.518.5018.67618.376M20*1.019.0019.15318.917M22*2.020.0020.21019.835M22*1.520.5020.67620.376M22*1.021.0021.15320.917M24*2.022.0022.21021.835M24*1.522.5022.67622.376M24*1.023.0023.15322.917M25*2.023.0023.21022.835M25*1.523.5023.67623.376M25*1.024.0024.15323.917M26*1.524.5024.67624.376M27*2.025.0025.21024.835M27*1.525.5025.67625.376M27*1.026.0026.15325.917M28*2.026.0026.21025.835M28*1.526.5026.67626.376M28*1.027.0027.15326.917M30*3.027.0027.25226.752M30*2.028.0028.21027.835M30*1.528.5028.67628.376M30*1.029.0029.15328.917M32*2.030.0030.21029.835M32*1.530.5030.67630.376M33*3.030.0030.25229.752M33*2.031.0031.21030.835M33*1.531.5031.67631.376M35*1.533.5033.67633.376M36*3.033.0033.25232.752M36*2.034.0034.21033.835M36*1.534.5034.67634.376英制螺纹规格钻孔径硬材软材W1/8-402.652.600W5/32-323.253.200W3/16-243.753.700W1/4-205.105.000W5/16-186.606.500W3/8-168.007.900W7/16-149.409.300W1/2-1210.7010.500W9/16-1212.3012.000W5/8-1113.7013.500W3/4-1016.7016.500W7/8-919.5019.300W1-822.4022.000W1-1/8-725.0024.800W1-1/4-728.3028.000美制细螺纹规格标准径2级牙钻孔径最大最小螺丝外牙径No.

0-80(1.524)1.251.3051.182No.

1-72(1.854)1.551.6121.474No.

2-64(2.184)1.851.9121.756No.

3-56(2.515)2.102.1972.025No.

4-48(2.845)2.402.4582.271No.

5-44(3.175)2.702.7402.551No.

6-40(3.505)2.903.2202.820No.

8-36(4.166)3.503.6063.404No.

10-32(4.826)4.104.1653.963No.

12-28(5.846)4.604.7244.4961/4-285.505.5885.3605/16-246.907.0356.7823/8-248.508.6368.3827/16-209.9010.0339.7291/2-2011.5011.60711.3299/16-1812.9013.08112.7515/8-1814.5014.68114.3513/4-1617.5017.67817.3237/8-1420.5020.67520.2701-1223.2023.57123.1441-1/8-1226.5026.74626.2891-1/4-1229.5029.92129.4641-3/8-1232.8033.09632.6391-1/2-1236.0026.27135.814美制粗螺纹规格标准径2级牙钻孔径最大最小No.

1-64(1.854)1.551.5821.425No.

2-56(2.184)1.801.8711.695No.

3-48(2.515)2.102.1461.941No.

4-40(2.845)2.302.3852.157No.

5-40(3.175)2.602.6972.487No.

6-32(3.505)2.802.8952.642No.

8-32(4.166)3.403.5303.302No.

10-24(4.826)3.903.9623.683No.

12-24(5.486)4.504.5974.3441/4-205.105.2574.9795/16-186.606.7316.4013/8-168.008.1537.7987/16-149.409.5509.1441/2-1310.8011.02310.5929/16-1212.2012.44611.9895/8-1113.6012.86813.3863/4-1016.5018.84016.3077/8-919.5019.76119.1771-822.2022.60621.9711-1/8-725.0025.34924.6381-1/4-728.2028.25427.8131-3/8-630.8031.11530.3531-1/2-634.0034.29033.5281-3/4-539.5039.82738.9642-4-1/245.2045.59344.679美制特细螺纹规格标准径2级牙钻孔径最大最小No.12-324.704.8264.6231/4-325.605.6905.4865/16-327.107.2647.0873/8-328.708.8658.6617/16-2810.2010.33810.1351/2-2811.8011.93811.7099/16-2413.2013.38613.1325/8-2414.8014.98614.7323/4-2017.8017.95817.6787/8-2021.0021.13320.8531-2024.0024.30824.028英制管螺纹规格标准径2级牙钻孔径最大最小1/16-286.506.6326.4901/8-288.508.6378.4951/4-1911.4011.54911.3413/8-1915.0015.05414.8461/2-1418.5018.77318.4893/4-1424.0024.25923.9751-1130.2030.47130.1111-1/4-1138.8039.13238.7721-1/2-1144.8045.02544.6652-1156.5056.83656.476美制管螺纹规格钻

孔

径NPTNPS使用绞刀时不用绞刀时1/16-276.106.2506.3501/8-278.338.4308.7401/4-1810.7211.13011.1303/8-1814.2714.27014.6801/2-1417.4817.86018.2603/4-1422.6323001.00023.4201-11-1/228.5828.98029.3601-1/4-11-1/237.3137.69038.1001-1/2-11-1/243.6644.04044.4502-11-1/255.5855.96056.360公制迫牙丝攻钻孔径规格精度等级G4-G6G7-G8G9M1.0*0.250.860.880—M1.1*0.250.960.980—M1.2*0.251.061.080—M1.4*0.31.241.250—M1.6*0.351.411.430—M1.7*0.351.511.530—M1.8*0.351.611.630—M2.0*0.41.781.800—M2.2*0.451.951.980—M2.3*0.42.082.100—M2.5*0.452.252.280—M2.6*0.452.352.380—M3.0*0.52.732.750—M3.5*0.63.173.200—M4.0*0.73.623.6503.690M5.0*0.84.564.6004.640M6.0*1.05.455.5005.550M7.0*1.06.456.5006.550M8.0*1.257.317.3807.440M10*1.59.189.2509.320M10*1.259.319.3809.440M12*1.7511.0411.12011.210M12*1.2511.3111.38011.440美制迫牙丝攻钻孔径规格精度等级G4-G6G7-G8G9No.2-56UNC1.94——No.3-82.23——No.4-402.50——No.5-402.83——No.6-323.07——No.8-323.733.770—No.10-244.244.300—No.12-244.904.