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螺丝攻牙钻孔径对照表(公英制对照彩色)

螺丝攻牙钻孔径对照表(公英制对照彩色)

螺纹底孔对照表(技巧学习)

螺纹底孔直径公制普通粗牙螺纹 螺纹代号 钻头直径HSS 硬质合金 M2×0.4 1.6 1.65 M3×0.5 2.5 2.55 M4×0.7 3.3 3.4 M5×0.8 4.2 4.3 M6×1.0 5.0 5.1 M8×1.25 6.8 6.9 M10×1.5 8.5 8.7 M12×1.75 10.3 10.5 M14×2.0 12.0 12.2 M16×2.0 14.0 14.2 M18×2.5 15.5 15.7 M20×2.5 17.5 17.7 M24×3.0 21.0 ……M30×3.5 26.5 ……M36×4.0 32.0 ……M42×4.5 37.5 ……M45×4.5 40.5 ……M48×5.0 43.0 ……

公制细牙螺纹 螺纹代号 钻头直径HSS 硬质合金 M2×0.25 1.75 1.75 M3×0.35 2.7 2.7 M4×0.5 3.5 3.55 M5×0.5 4.5 4.55 M6×0.75 6.3 6.35 M8×1.0 7 7.1 M8×0.75 7.3 7.35 M10×1.0 9 9.1 M10×1.25 8.8 8.9 M10×0.75 9.3 9.35 M12×1.5 10.5 10.7 M12×1.25 10.8 10.9 M12×1.0 11 11.1 M14×1.5 12.5 12.7 M14×1.0 13.0 13.1 M16×1.5 14.5 14.7 M16×1.0 15.0 15.1 M18×1.5 16.5 16.7 M18×1.0 17 17.1

M20×2.0 18 18.3 M20×1.5 18.5 18.7 M20×1.0 19 19.1 M24×2.0 22.0 ……M24×1.5 22.5 ……M24×1.0 23.0 ……M30×3 27 ……M30×2 28 ……M30×1.5 28.5 ……M30×1.5 29 ……M36×3.0 33.0 ……M36×2 34.0 ……M36×1.5 34.5 ……M42×4 38 ……M42×3 39 ……M42×2 40 ……M42×1.5 40.5 ……M45×4 41 ……M45×3 42 ……M45×2 43 ……M45×1.5 43.5 ……

最全的螺纹孔径对照表

最大最小最大最小G4-G6G7-G8G9M1.0*0.250.750.7850.729M12*1.011.0011.15310.917M1.0*0.250.860.88M1.1*0.250.850.8850.829M12*0.511.5011.52011.400M1.1*0.250.960.98最大M1.2*0.250.950.9850.929M14*1.512.5012.67612.376M1.2*0.25 1.06 1.08G 1/167.72 6.84M1.4*0.3 1.10 1.142 1.075M14*1.013.0013.15312.917M1.4*0.3 1.24 1.25G(PF)1/89.738.85M1.6*0.35 1.25 1.321 1.221M15*1.513.5013.67613.376M1.6*0.35 1.41 1.431/413.1611.89M1.7*0.35 1.35 1.421 1.321M15*1.014.0014.15313.917M1.7*0.35 1.51 1.533/816.6615.40M1.8*0.35 1.45 1.521 1.421M16*1.514.5014.67614.376M1.8*0.35 1.61 1.631/220.9619.17M2.0*0.4 1.60 1.679 1.567M16*1.015.0015.15314.917M2*0.4 1.78 1.805/822.9121.13M2.2*0.45 1.75 1.838 1.713M17*1.515.5015.67615.376M2.2*0.45 1.95 1.983/426.4424.66M2.3*0.4 1.90 1.979 1.867M17*1.016.0016.15315.917M2.3*0.4 2.08 2.107/830.2028.42M2.5*0.45 2.10 2.138 2.013M18*2.016.0016.21015.835M2.5*0.45 2.25 2.28133.2530.93M2.6*0.45 2.20 2.238 2.113M18*1.516.5016.67616.376M2.6*0.45 2.35 2.38 1.12537.9035.58M3.0*0.5 2.50 2.599 2.459M18*1.017.0017.15316.917M3.0*0.5 2.73 2.75 1.2541.9139.59M3.0*0.6 2.40 2.440 2.280M20*2.018.0018.21017.835M3.5*0.6 3.17 3.20 1.37544.3242.01M3.5*0.6 2.90 3.010 2.850M20*1.518.5018.67618.376M4.0*0.7 3.62 3.65 3.69 1.547.8049.02M4.0*0.7 3.30 3.422 3.242M20*1.019.0019.15318.917M5.0*0.8 4.56 4.60 4.64 1.62551.9150.79M4.0*0.75 3.25 3.326 3.106M22*2.020.0020.21019.835M6.0*1.0 5.45 5.50 5.55 1.7553.7556.66 M4.5*0.75 3.80 3.878 3.688M22*1.520.5020.67620.376M7.0*1.0 6.45 6.50 6.552 59.61 M5.0*0.8 4.20 4.334 4.134M22*1.021.0021.15320.917M8.0*1.257.317.387.44M5.0*0.9 4.10 4.170 3.930M24*2.022.0022.21021.835M10*1.59.189.259.32M6.0*1.0 5.00 5.153 4.917M24*1.522.5022.67622.376M10*1.259.319.389.44M7.0*1.0 6.00 6.153 5.917M24*1.023.0023.15322.917M12*1.7511.0411.1211.21M8.0*1.25 6.80 6.912 6.647M25*2.023.0023.21022.835M12*1.25 11.3111.3811.44 M9.0*1.257.807.9127.647M25*1.523.5023.67623.376最大M10*1.58.508.6768.376M25*1.024.0024.15323.917PS 1/16 - 28 6.50 6.632M11*1.59.509.6769.376M26*1.524.5024.67624.376PS 1/8 - 288.508.637M12*1.7510.3010.44110.106M27*2.025.0025.21024.835PS 1/4 - 1911.4011.549M14*2.012.0012.21011.835M27*1.525.5025.67625.376PS 3/8 - 1915.0015.054M16*2.014.0014.21013.835M27*1.026.0026.15325.917PS 1/2 - 1418.5018.773M18*2.515.5015.74415.294M28*2.026.0026.21025.835PS 3/4 - 1424.0024.259M20*2.517.5017.74417.294M28*1.526.5026.67626.376PS 1 - 1130.2030.471M22*2.519.5019.74419.294M28*1.027.0027.15326.917规格PS 1-1/4 - 1138.8039.132M24*3.021.0021.25220.752M30*3.027.0027.25226.752(UNC) 最大最小PS 1-1/2 - 1144.8045.025M27*3.024.0024.25223.752M30*2.028.0028.21027.835 (螺丝牙外径) PS 2 - 11 56.50 56.836 M30*3.5 26.50 26.771 26.211 M30*1.528.5028.67628.376No.1-64(1.854) 1.55 1.582 1.425M30*1.029.0029.15328.917No.2-56(2.184) 1.80 1.871 1.695M32*2.030.0030.21029.835No.3-48(2.515) 2.10 2.146 1.941M32*1.530.5030.67630.376No.4-40(2.845) 2.30 2.385 2.157M33*3.030.0030.25229.752No.5-40(3.175) 2.60 2.697 2.487M33*2.031.0031.21030.835No.6-32(3.505) 2.80 2.895 2.642最大最小M33*1.531.5031.67631.376No.8-32(4.166) 3.40 3.530 3.302M1.0*0.20.800.8210.783M35*1.533.5033.67633.376No.10-24(4.826) 3.90 3.962 3.683M1.1*0.20.900.9210.883M36*3.033.0033.25232.752No.12-24(5.486) 4.50 4.597 4.344PT 1/16 -28 6.10 6.20 6.244 6.384M1.2*0.2 1.00 1.0210.983M36*2.034.0034.21033.8351/4 - 20 5.10 5.257 4.979PT 1/8 -288.108.208.4298.388M1.4*0.2 1.20 1.221 1.183M36*1.5 34.50 34.67634.376 5/16 - 18 6.60 6.731 6.401PT 1/4 -1910.7011.0010.96211.174M1.6*0.2 1.40 1.421 1.3833/8 - 168.008.1537.798PT 3/8 -1914.2014.5014.44814.658M1.7*0.2 1.45 1.500 1.4607/16 - 149.409.5509.144PT 1/2 -1417.6018.0017.97918.263M1.8*0.2 1.60 1.621 1.5831/2 - 1310.8011.02310.592PT 3/4 -1423.0023.5023.37823.663M2.0*0.25 1.75 1.785 1.7299/16 - 1212.2012.44611.989PT 1 -1129.0029.5029.45929.822M2.2*0.25 1.95 1.985 1.929规格5/8 - 1113.6012.86813.386PT 1-1/4 -1137.5038.0037.97638.339M2.3*0.25 2.05 2.061 2.001(UNF) 最大最小3/4 - 1016.5018.84016.307PT 1-1/2 -1143.4044.0043.86944.232M2.5*0.35 2.20 2.221 2.1217/8 - 919.5019.76119.177PT 2 -11 54.9055.5055.41255.844 M2.6*0.35 2.20 2.246 2.186No.0-80(1.524) 1.25 1.305 1.182 1 - 822.2022.60621.971M3.0*0.35 2.70 2.721 2.621No.1-72(1.854) 1.55 1.612 1.4741-1/8 - 725.0025.34924.638M3.5*0.35 3.20 3.221 3.121No.2-64(2.184) 1.85 1.912 1.7561-1/4 - 728.2028.52427.813M4.0*0.5 3.50 3.599 3.459No.3-56(2.515) 2.10 2.197 2.0251-3/8 - 630.8031.11530.353M4.5*0.5 4.00 4.099 3.959No.4-48(2.845) 2.40 2.458 2.2711-1/2 - 634.0034.29033.528M5.0*0.5 4.50 4.599 4.459No.5-44(3.175) 2.70 2.740 2.5511-3/4 - 5 39.5039.82738.964M5.5*0.5 5.00 5.099 4.959No.6-40(3.505) 2.90 3.022 2.820 2 - 4-1/245.20 45.593 44.679 使用绞刀时不用绞刀时 M6.0*0.75 5.30 5.378 5.188No.8-36(4.166) 3.50 3.606 3.4041/16 - 27 6.10 6.25M6.0*0.5 5.50 5.550 5.400No.10-32(4.826) 4.10 4.165 3.9631/8 -278.338.43M7.0*0.75 6.30 6.378 6.188No.12-28(5.846) 4.60 4.724 4.4961/4 -1810.7211.13M7.0*0.5 6.50 6.550 6.4001/4 - 28 5.50 5.588 5.3603/8 -1814.2714.27M8.0*1.07.007.153 6.9175/16 - 24 6.907.035 6.782规格1/2 -1417.4817.86M8.0*0.757.307.3787.1883/8 - 248.508.6368.382(UNEF)最大最小3/4 -1422.6323.01M8.0*0.57.507.5207.4007/16 - 209.9010.0339.729No.12 - 32 4.70 4.826 4.623 1 -11-1/228.5828.98M9.0*1.08.008.1537.9171/2 - 2011.5011.60711.3291/4 - 32 5.60 5.690 5.4861-1/4 -11-1/237.3137.69M9.0*0.758.308.3788.1889/16 - 1812.9013.08112.7515/16 - 327.107.2647.0871-1/2 -11-1/243.6644.04M10*1.258.808.9128.4675/8 - 1814.5014.68114.3513/8 - 328.708.8658.661 2 -11-1/2 55.5855.96 M10*1.09.009.1538.9173/4 - 1617.5017.67817.3237/16 - 2810.2010.33810.135M10*0.759.309.3789.1887/8 - 1420.5020.67520.2701/2 - 2811.8011.93811.709M10*0.59.509.5209.400 1 - 1223.2023.57123.1149/16 - 2413.2013.38613.132M11*1.010.0010.1539.9171-1/8 - 1226.5026.74626.2895/8 - 2414.8014.98614.732M11*0.7510.3010.37810.1881-1/4 - 1229.5029.92129.4643/4 - 2017.8017.95817.678M12*1.510.5010.67610.3761-3/8 - 1232.8033.09632.6397/8 - 2021.0021.13320.853M12*1.25 10.80 10.91210.647 1-1/2 - 1236.0 36.271 35.814 1 - 20 24.00 24.30824.028 规 格使用绞刀时不用绞刀时 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 螺 纹 攻 牙 钻 孔 径 和 滚 造 径 对 照 表 英制平行管用螺紋PF(G) (單位:mm) 大 径钻孔径 规格公 制 细 螺 纹 规格 标准径2级牙钻孔径标准径 2级牙钻孔径美 制 特 细 螺 纹 规 格 (螺丝牙外径) 美 制 细 螺 纹 美 制 管 螺 纹 钻 孔 径 标准径 美 制 粗 螺 纹 标准径2级牙钻孔径公 制 粗 螺 纹 公 制 迫 牙 丝 攻 钻 孔 径 规 格精 度 等 级公 制 细 螺 纹 2级牙钻孔径标准径规格14.95 18.6320.5924.12最小6.568.5711.4541.3745.4949.6751.4327.8830.2934.9438.958.49511.341英 制 管 螺 纹 钻孔径 最小规格标准径N P T 14.84623.97530.11138.77218.48944.66556.476 英 制 管 螺 纹 规格18.2623.4229.366.3511.1314.68N P S 44.4556.36 38.108.7457.30 6.490注:迫牙丝攻之钻孔径,在上表所列之数值,由于被加工 材料之材质、硬度、形状、尺寸等之影响,多少会有所变动,因此于参考上表之同时,亦请增减若干。 标准径2级牙钻孔径标准径 2级牙钻孔径

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