螺丝孔径对照表讲课稿.xls

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1、螺絲攻牙鑽孔徑和滾造徑對照表公制粗螺紋公制細螺紋規格標準徑2級牙鑽孔徑規格標準徑2級牙鑽孔徑最大最小最大最小M1.0*0.250.750.7850.729M32*2.03030.2129.835M1.1*0.250.850.8850.829M32*1.530.530.67630.376M1.2*0.250.950.9850.929M33*3.03030.25229.752M1.4*0.31.11.1421.075M33*2.03131.2130.835M1.6*0.351.251.3211.221M33*1.531.531.67631.376M1.7*0.351.351.421

2、1.321M35*1.533.533.67633.376M1.8*0.351.451.5211.421M36*3.03333.25232.752M2.0*0.41.61.6791.567M36*2.03434.2133.835M2.2*0.451.751.8381.713M36*1.534.534.67634.376M2.3*0.41.91.9791.867美制細螺紋M2.5*0.452.12.1382.013規格標準徑2級牙鑽孔徑M2.6*0.452.22.2382.113最大最小M3*0.52.52.5992.459 NO.0-80(1.524)1.251.3051.182M3*0

3、.62.42.442.28NO.1-72(1.854)1.551.6121.474M3.5*0.62.93.012.85NO.2-64(2.184)1.851.9121.756M4.0*0.73.33.4223.242NO.3-56(2.515)2.12.1972.025M4.0*0.753.253.3263.106NO.4-48(2.845)2.42.4582.271M4.5*0.753.83.8783.688NO.5-44(3.175)2.72.742.551M5.0*0.84.24.3344.134NO.6-40(3.505)2.93.0222.82M5.0*0.94.14.173.93

4、NO.8-36(4.166)3.53.6063.404M6.0*1.055.1534.917NO.10-32(4.826)4.14.1653.963M7.0*1.066.1535.917NO.12-28(5.846)4.64.7244.496M8.0*1.256.86.9126.6471/4 -285.55.5885.36M9.0*1.257.87.9127.6475/16 -246.97.0356.782M10*1.58.58.6768.3763/8 -248.58.6368.382M11*1.59.59.6769.3767/16 -209.910.0339.729M12*1.7510.31

5、0.44110.1061/2 -2011.511.60711.329M14*2.01212.2111.8359/16 -1812.913.08112.751M16*2.01414.2113.8355/8 -1814.514.68114.351M18*2.515.515.74415.2943/4 -1617.517.67817.323M20*2.517.517.74417.2947/8 -1420.520.67520.27M22*2.519.519.74419.2941 -1223.223.57123.114M24*3.02121.25220.7521-1/8 -1226.526.74626.2

6、89M27*242424.25223.7521-1/4 -1229.529.92129.4641-3/8 -1232.833.09632.6391-1/2 -123636.27135.814螺絲攻牙鑽孔徑和滾造徑對照表公制細螺紋公制細螺紋規格標準徑2級牙鑽孔徑規格標準徑2級牙鑽孔徑最大最小最大最小M1.0*0.20.80.8210.783M12*1.01111.15310.917M1.1*0.20.90.9210.833M12*0.511.511.5211.4M1.2*0.211.0210.983M14*1.512.512.67612.376M1.4*0.21.21.2211.

7、183M14*1.01313.15312.917M1.6*0.21.41.4211.383M15*1.513.513.67613.376M1.7*0.21.451.51.46M16*1.514.514.67614.376M1.8*0.21.61.6211.583M16*1.01515.15314.917M2.0*0.251.751.7851.729M17*1.515.515.67615.376M2.2*0.251.951.9851.929M17*1.01616.15315.917M2.3*0.252.052.0612.001M18*2.01616.2115.835M2.5*0.352.22.2

8、212.121M18*1.516.516.67616.376M2.6*0.352.22.2462.186M18*1.01717.15316.917M3.0*0.352.72.7212.621M20*2.01818.2117.835M3.5*0.353.23.2213.121M20*1.518.518.67618.376M4.0*0.53.53.5993.459M20*1.01919.15318.917M4.5*0.544.0993.959M22*2.02020.2119.835M5.0*0.54.54.5994.459M22*1.520.520.67620.376M5.5*0.555.0994

9、.959M22*1.02121.15320.917M6*0.755.35.3785.188M24*2.02222.2121.835M6*0.55.55.555.4M24*1.522.522.67622.376M7.0*0.756.36.3786.188M24*1.02323.15322.197M7.0*0.56.56.556.4M25*2.02323.2122.835M8.0*1.077.1536.917M25*1.523.523.67623.376M8.0*0.757.37.3787.188M25*1.02424.15323.917M8.0*0.57.57.527.4M26*1.524.52

10、4.67624.376M9.0*1.088.1537.917M27*2.02525.2124.835M9.0*0.758.38.3788.188M27*1.525.525.67625.376M10*1.258.88.9128.647M27*1.02626.15325.917M10*1.099.1538.917M28*2.02626.2125.835M10*0.759.39.3789.188M28*1.526.526.67626.376M10*0.59.59.529.4M28*1.02727.15326.917M11*1.01010.1539.917M30*3.02727.25226.752M1

11、1*0.7510.310.37810.188M30*2.02828.2127.835M12*1.510.510.67610.376M30*1.528.528.67628.376M12*1.2510.810.91210.647M30*1.02929.15328.917螺絲攻牙鑽孔徑和滾造徑對照表美制特細螺紋美制粗螺紋規格(UNEF)標準徑2級牙鑽孔徑規格(UNC)番數牙外徑標準徑2級牙鑽孔徑最大最小最大最小NO.12-324.74.8264.623NO.1-64(1.854)1.551.5821.4251/4 -325.65.695.486NO.2-56(2.184)1.81.

12、8711.6955/16 -327.17.2647.087NO.3-48(2.515)2.12.1461.9413/8 -328.78.8658.661NO.4-40(2.845)2.32.3852.1577/16 -2810.210.33810.135NO.5-40(3.175)2.62.6972.4871/2 -2811.811.93811.709NO.6-32(3.505)2.82.8952.6429/16 -2413.213.38613.132NO.8-32(4.166)3.43.533.3025/8 -2414.814.98614.372NO.10-24(4.826)3.93.962

13、3.6833/4 -2017.817.95817.678NO.12-24(5.486)4.54.5974.3447/8 -202121.13320.8531/4 -205.15.2574.9791 -202424.30824.0285/16 -186.66.3716.401英制管螺紋3/8 -1688.1537.798規格標準徑鑽孔徑7/16 -149.49.559.144最大最小1/2 -1310.811.02310.592PS 1/16-286.56.6326.499/16-1212.212.44611.989PS 1/8-288.58.6378.4955/8 -1113.61

14、2.86813.386PS 1/4-1911.411.54911.3413/4 -1016.516.8416.307PS 3/8-191515.05414.8467/8 -919.519.76119.177PS 1/2-1418.518.77318.4891-1/8 -72525.34924.638PS 3/4-142424.25923.9751-1/4 -728.228.52427.813PS 1 -1130.230.47130.1111-3/8 -630.831.11530.353PS 1-1/4-1138.839.13238.7721-1/2 -63434.2933.528PS 1-1/

15、2-1144.845.02544.6651-3/4 -539.539.82738.964PS 2 -1156.556.83656.4762-4-1/2 45.245.59344.679英制螺紋滾造徑美制細螺紋規格滾造徑規格(UNF)滾造徑W 3/16 -244.08 -4.05NO.5-442.73 -2.7W 1/4 -205.51 -5.46NO.6-403.05 -3.02W 5/16 -187.01 -6.95NO.8-363.66 -3.63W 3/8 -168.48 -8.41NO.10-324.26 -4.22W 7/16 -149.92 -9.8

16、5NO.12-284.84 -4.8W 1/2 -1211.31 -11.241/4 -285.72 -5.68W 9/16 -1212.89 -12.825/16 -247.2 -7.163/8 -248.79 -8.747/16 -2010.23 -10.181/2 -2011.82 -11.76螺絲攻牙鑽孔徑和滾造徑對照表美制粗螺紋針車用螺紋規格(UNC)滾造徑規格滾造徑NO.5 -402.7 -2.67SM 1/8-402.735 -2.688NO.6 -322.95 -2.91SM 1/8 -442.769 -2.722NO.8 -323.6 -3.57SM

17、 9/64 -403.128 -3.083NO.10 -244.09 -4.05SM 11/64 -403.855 -3.805NO.12 -244.75 -4.7SM 3/16 -334.205 -4.1551/4 -205.5 -5.45SM 7/32 -325.003 -4.9555/16 -186.98 -6.93SM 15/64 -285.325 -5.573/8 -168.45 -8.4SM 1/4 -405.89 -5.7357/16 -149.89 -9.83SM 1/4 -285.721 -5.3661/2 -1311.39 -11.32SM 9/32 -286.508 -6

18、.6489/16 -1212.87 -12.8SM 1/32 -288.092 -8.432公制螺紋SM 3/8 -288.88 -8.015規格滾造徑SM 7/16 -2810.466 -10.401M3.0*0.52.63 -2.6SM 7/16 -1610.037 -9.967M3.0*0.62.56 -2.53SM 1/2 -2011.819 -11.749M3.5*0.63.06 -3.03SM 9/16 -2013.4 -13.425M4.0*0.73.49 -3.45英制螺紋M4.0*0.753.45 -3.41規格鑽孔徑M4.5*0.753.96 -3.

19、92硬材軟材M5.0*0.84.43 -4.38W 1/8 -402.652.6M5.0*0.94.36 -4.31W 5/32 -323.253.2M6.0*1.05.30 -5.25W 3/16 -243.753.7M7.0*1.06.30 -6.25W1/4 -205.15M8.0*1.07.28 -7.23W 5/16 -186.66.5M8.0*1.257.12 -7.07W 3/8 -1687.9M9.0*1.258.12 -8.07W 7/16 -149.49.3M10*1.259.10 -9.04W 1/2 -1210.710.5M10*1.58.97 -8.91W 9/1

20、6 -1212.312M11*1.59.97 -9.91W 5/8 -1113.713.5M12*1.510.92 10.87W 3/4 -1016.716.5M12*1.7510.79 -10.73W 7/8 -919.519.3M14*2.012.63 -12.56W 1 -822.422M16*2.014.63 -14.56W 1-1/8 -72524.8M18*2.516.31 -16.23W 1-1/4 -728.328M20*2.518.31 -18.23M22*2.520.31 -20.23螺絲攻牙鑽孔徑和滾造徑對照表無溝絲攻鑽孔徑英制管螺紋規格精度等

21、級規格標準徑有效牙部之長度(最小)中之母螺牙內徑標準長度(最小)中之母螺牙內徑RH4.5.6RH7.8RH9M1.0*0.250.860.88使用絞刀時不使用絞刀時M1.1*0.250.960.98PT 1/8 -288.18.20.2498.388M1.2*0.251.051.08PT 1/4 -1910.71110.96211.174M1.4*0.31.241.25PT 3/8 -1914.214.514.44814.658M1.6*0.351.411.43PT 1/2 -1417.61817.97918.263M1.7*0.351.511.53PT 3/4 -142323.523.37

22、823.663M1.8*0.351.611.63PT 1 -112929.529.45929.822M2.0*0.41.781.8PT 1-1/4 -1137.53837.97638.339M2.2*0.451.951.98PT 1-1/2 -1143.44443.86944.232M2.3*0.42.082.1PT 2 -1154.955.555.41255.844M2.5*0.452.252.28英制管螺紋M2.6*0.452.352.38規格鑽孔徑M3.0*0.52.732.75N P TN P S M3.5*0.63.173.2使用絞刀時不使用絞刀時M4.0*0.73.

23、623.653.691/6 -276.16.256.35M5.0*0.84.564.64.641/8 -278.338.438.74M6.0*1.05.455.55.551/4 -1810.7211.1311.13M7.0*1.06.456.56.553/8 -1814.2714.2714.68M8.0*1.257.317.387.441/2 -1417.4817.8618.26M10*1.59.189.259.323/4 -1422.6323.0123.42M10*1.259.319.389.441 -11-1/228.5828.9829.36M12*1.7511.0411.1211.211-1/4-11-1/237.3137.6938.1M12*1.2511.3111.3811.441-1/2-11-1/243.6644.0444.45注:無槽溝絲攻之鑽孔徑,在上表所列之數值,由於被加工材料之材質,硬度,形狀,尺寸等之影響,多少會有所變動,因此於參考上表之同時,亦請增減若干.2 -11-1/255.5855.9656.36

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