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攻牙底径TAPSDIESCENTERDRILLS螺丝攻,切牙丝板与中心钻咀株式会社本社104东京都中央区京桥31310TEL:(03)5612711FAX:(03)5646838螺丝攻牙钻孔径和滚造径对照表本表所推选之钻头孔径,是针对攻牙加工时,能够很容易的了解钻孔直径;而依据市售之标准钻头所选定的.在使用钻头的情况下,由于钻头的形状及尺寸、精度、被钻孔之材质等,对于所钻孔的尺寸、精度有很大的影响,所以使用本表之钻孔径,若有不当之处,应视实际状况适当的变更钻头直径.本表是依据2级牙制订.Homepage:www.winso...

攻牙底径
TAPSDIESCENTERDRILLS螺丝攻,切牙丝板与中心钻咀株式会社本社104东京都中央区京桥31310TEL:(03)5612711FAX:(03)5646838螺丝攻牙钻孔径和滚造径对照表本表所推选之钻头孔径,是针对攻牙加工时,能够很容易的了解钻孔直径;而依据市售之标准钻头所选定的.在使用钻头的情况下,由于钻头的形状及尺寸、精度、被钻孔之材质等,对于所钻孔的尺寸、精度有很大的影响,所以使用本表之钻孔径,若有不当之处,应视实际状况适当的变更钻头直径.本表是依据2级牙制订.Homepage:www.winsontaps.com.hkEmail:enquire@winsontaps.com.hkISO9001国际规格JQA1318品质保证公制粗螺纹公制迫牙丝攻钻孔径2级牙孔径精度等级规格标准径最大最小规格G4G6G7G8G9M1.0×0.250.750.7850.729M1.0×0.250.860.88M1.1×0.250.850.8850.829M1.1×0.250.960.98M1.2×0.250.950.9850.929M1.2×0.251.061.08M1.4×0.31.101.1421.075M1.4×0.31.241.25M1.6×0.351.251.3211.221M1.6×0.351.411.43M1.7×0.351.351.4211.321M1.7×0.351.511.53M1.8×0.351.451.5211.421M1.8×0.351.611.63M2.0×0.41.601.6791.567M2.0×0.41.781.80M2.2×0.451.751.8381.713M2.2×0.451.951.98M2.3×0.41.901.9791.867M2.3×0.42.082.10M2.5×0.452.102.1382.013M2.5×0.452.252.28M2.6×0.452.202.2382.113M2.6×0.452.352.38M3.0×0.52.502.5992.459M3.0×0.52.732.75M3.0×0.62.402.4402.280M3.5×0.63.173.20M3.5×0.62.903.0102.850M4.0×0.73.623.653.69M4.0×0.73.303.4223.242M5.0×0.84.564.604.64M4.0×0.753.253.3263.106M6.0×1.05.455.505.55M4.5×0.753.803.8783.688M7.0×1.06.456.506.55M5.0×0.84.204.3344.134M8.0×1.257.317.387.44M5.0×0.94.104.1703.930M10×1.59.189.259.32M6.0×1.05.005.1534.917M10×1.259.319.389.44M7.0×1.06.006.1535.917M12×1.7511.0411.1211.21M8.0×1.256.806.9126.647M12×1.2511.3111.3811.44M9.0×1.257.807.9127.647M10×1.58.508.6768.376M11×1.59.509.6769.376M12×1.7510.3010.44110.106M14×2.012.0012.21011.835M16×2.014.0014.21013.835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.M18×2.515.5015.74415.294M20×2.517.5017.74417.294公制螺纹M22×2.519.5019.74419.294规格滚造径M24×3.021.0021.25220.752M3×0.52.632.60M27×3.024.0024.25223.752M3.0×0.62.562.53M30×3.526.5026.77126.211M3.5×0.63.063.03M4.0×0.73.493.45M4.0×0.753.453.41M4.5×0.753.963.92M5.0×0.84.434.38M5.0×0.94.364.31M6.0×1.05.305.25M7.0×1.06.306.25M8.0×1.07.287.23M8.0×1.257.127.07公制细螺纹公制细螺纹2级牙钻孔径2级牙钻孔径规格标准径最大最小规格标准径最大最小M1.0×0.20.800.8210.783M17×1.515.5015.67615.376M1.1×0.20.900.9210.883M17×1.016.0016.15315.917M1.2×0.21.001.0210.983M18×2.016.0016.21015.835M1.4×0.21.201.2211.183M18×1.516.5016.67616.376M1.6×0.21.401.4211.383M18×1.017.0017.15316.917M1.7×0.21.451.5001.460M20×2.018.0018.21017.835M1.8×0.21.601.6211.583M20×1.518.5018.67618.376M2.0×0.251.751.7851.729M20×1.019.0019.15318.917M2.2×0.251.951.9851.929M22×2.020.0020.21019.835M2.3×0.252.052.0612.001M22×1.520.5020.67620.376M2.5×0.352.202.2212.121M22×1.021.0021.15320.917M2.6×0.352.202.2462.186M24×2.022.0022.21021.835M3.0×0.352.702.7212.621M24×1.522.5022.67622.376M3.5×0.353.203.2213.121M24×1.023.0023.15322.917M4.0×0.53.503.5993.459M25×2.023.0023.21022.835M4.5×0.54.004.0993.959M25×1.523.5023.67623.376M5.0×0.54.504.5994.459M25×1.024.0024.15323.917M5.5×0.55.005.0994.959M26×1.524.5024.67624.376M6.0×0.755.305.3785.188M27×2.025.0025.21024.835M6.0×0.55.505.5505.400M27×1.525.5025.67625.376M7.0×0.756.306.3786.188M27×1.026.0026.15325.917M7.0×0.56.506.5506.400M28×2.026.0026.21025.835M8.0×1.07.007.1536.917M28×1.526.5026.67626.376M8.0×0.757.307.3787.188M28×1.027.0027.15326.917M8.0×0.57.507.5207.400M30×3.027.0027.25226.752M9.0×1.08.008.1537.917M30×2.028.0028.21027.835M9.0×0.758.308.3788.188M30×1.528.5028.67628.376M10×1.258.808.9128.647M30×1.029.0029.15328.917M10×1.09.009.1538.917M32×2.030.0030.21029.835M10×0.759.309.3789.188M32×1.530.5030.67630.376M10×0.59.509.5209.400M33×3.030.0030.25229.752M11×1.010.0010.1539.917M33×2.031.0031.21030.835M11×0.7510.3010.37810.188M33×1.531.5031.67631.376M12×1.510.5010.67610.376M36×3.033.0033.25232.752M12×1.011.0011.15310.917M36×2.034.0034.21033.835M12×0.511.5011.52011.400M36×1.534.5034.67634.376M14×1.512.5012.67612.376M35×1.533.5033.67633.376M14×1.013.0013.15312.917M15×1.513.5013.67613.376M15×1.014.0014.15313.917M16×1.514.5014.67614.376M16×1.015.0015.15314.917美制粗螺纹美制细螺纹2级牙钻孔径2级牙钻孔径规格(UNC)标准径最大最小规格(UNF)标准径最大最小(螺丝牙外径)(螺丝牙外径)No.164(1.854)1.551.5821.425No.080(1.524)1.251.3051.182No.256(2.184)1.801.8711.695No.172(1.854)1.551.6121.474No.348(2.515)2.102.1461.941No.264(2.184)1.851.9121.756No.440(2.845)2.302.3852.157No.356(2.515)2.102.1972.025No.540(3.175)2.602.6972.487No.448(2.845)2.402.4582.271No.632(3.505)2.802.8952.642No.544(3.175)2.702.7402.551No.832(4.166)3.403.5303.302No.640(3.505)2.903.0222.820No.1024(4.826)3.903.9623.683No.836(4.166)3.503.6063.404No.1224(5.486)4.504.5974.344No.1032(4.826)4.104.1653.96314205.105.2574.979No.1228(5.846)4.604.7244.496516186.606.7316.40114285.505.5885.36038168.008.1537.798516246.907.0356.782716149.409.5509.14438248.508.6368.382121310.8011.02310.592716209.9010.0339.7299161212.2012.44611.989122011.5011.60711.329581113.6012.86813.3869161812.9013.08112.751341016.5018.84016.307581814.5014.68114.35178919.5019.76119.177341617.5017.67817.3231822.2022.60621.971781420.5020.67520.270118725.0025.34924.63811223.2023.57123.114114728.2028.52427.8131181226.5026.74626.289138630.8031.11530.3531141229.5029.92129.464112634.0034.29033.5281381232.8033.09632.639134539.5039.82738.964241245.2045.59344.679美制特细螺纹2级牙钻孔径规格(UNEF)标准径最大最小No.12324.704.8264.62314325.605.6905.486516327.107.2647.08738328.708.8658.6617162810.2010.33810.135122811.8011.93811.7099162413.2013.38613.132582414.8014.98614.732342017.8017.95817.678782021.0021.13320.853美制迫牙丝攻钻孔径英制管螺纹精度等级钻孔径规格G4G6G7G8G9规格标准径最大最小No.256UNC1.94PS116286.506.6326.490No.3482.23PS18288.508.6378.495No.4402.50PS141911.4011.54911.341No.5402.83PS381915.0015.05414.846No.6323.07PS121418.5018.77318.489No.8323.733.77PS341424.0024.25923.975No.10244.244.30PS11130.2030.47130.111No.12244.904.96PS1141138.8039.13238.77214205.72PS11121144.8045.02544.665516187.24PS21156.5056.83656.47638168.748.817161410.2010.30121311.2711.82No.264UNF1.97No.3562.27No.4482.56美制管螺纹No.5442.86钻孔径No.6403.16NPTNo.8363.78规格使用绞刀时不用绞刀时NPSNo.10324.394.43116276.106.256.35No.12284.995.0418278.338.438.7414285.855.90141810.7211.1311.13516247.367.41381814.2714.2714.6838249.00121417.4817.8618.267162010.4810.54341422.6323.0123.42122012.0712.131111228.5828.9829.36114111237.3137.6938.10112111243.6644.0444.45英制电器螺纹规格钻孔径2BA4.04.23BA4BA3.03.25BA2.72.86BA2.42.5英制管螺纹标准径规格使用绞刀时不用绞刀时有效牙部之长度(最小)中之毋螺牙内径标准长度(最小)中之毋螺牙内径针车用螺纹PT116286.106.206.2446.384规格滚造径PT18288.108.208.2498.388SM18402.7352.688PT141910.7011.0010.96211.174SM18442.7692.722PT381914.2014.5014.44814.658SM964403.1283.083PT121417.6018.0017.97918.263SM1164403.8553.805PT341423.0023.5023.37823.663SM316324.2054.155PT11129.0029.5029.45929.822SM316284.1434.093PT1141137.5038.0037.97638.339SM732325.0034.955PT1121143.4044.0043.86944.232SM1564285.3255.570PT21154.9055.5055.41255.844SM14405.8905.735SM14285.7215.366SM932286.5086.648SM1132288.0928.432英制螺纹SM38288.8808.015钻孔径SM7162810.46610.401规格硬材软材SM7161610.0379.967W18402.652.60SM122011.81911.749W532323.253.20SM9162013.40013.425W316243.753.70W14205.105.00W516186.606.50W38168.007.90W716149.409.30W121210.7010.50W9161212.3012.00W581113.7013.50W341016.7016.50W78919.5019.30W1822.4022.00W118725.0024.80W114728.3028.00
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