螺丝攻牙钻孔径对照表38281.doc

公制粗螺纹 公制细螺纹 英 制 螺 纹 公制迫牙丝攻钻孔径规格标准径２级牙钻孔径２级牙钻孔径规格标准径规格最 大最小最 大最小钻孔径 规 格 精度硬 材 软材 M1.0 0.25 G4最大 最小0.92 0.89M1.00.250.750.7850.729M121.0M1.10.250.850.8850.829M120.5M1.20.250.950.9850.929M141.5M1.40.31.11.1421.075M14. 1.0M1.60.351.251.3211.221M151.5M1.70.351.351.4211.321M151.0M1.80.351.451.5211.421M161.5M2.00.41.61.6791.567M161.0M2.20.451.751.8381.713M171.5M2.30.41.91.9791.867M171.0M2.50.452.12.1382.013M182.01111.15310.917W1/8--4011.511.5211.4W5/32--3212.512.67612.376W3/16--241313.15312.917W1/4--2013.513.67613.376W5/16--181414.15313.917W3/8--1614.514.67614.376W7/16--141515.15314.917W1/2--1215.515.67615.376W9/16--121616.15315.917W5/8--111616.2115.835W3/4--102.652.6M1.20.25G43.253.2M1.40.30G43.753.7M1.60.35G45.15M1.70.35G46.66.5M1.80.35G487.9M2.00.40G49.49.3M2.20.45G510.710.5M2.30.40G412.312M2.50.45G513.713.5M2.60.45G516.716.5M3.00.50G51.11 1.091.3 1.261.47 1.431.57 1.521.67 1.621.84 1.792.04 1.982.14 2.092.34 2.272.44 2.372.82 2.75M2.6 0.45 2.2 2.238 2.113 M18 1.5 16.5 16.676 16.376 W7/8 --9 19.5 19.3 M3.5 0.60 G5 3.27 3.19M3.0 0.5M3.5 0.6M4.0 0.7M4.5 0.75M5.0 0.8M6.0 1.0M7.0 1.0M8.0 1.25M9.0 1.25M10 1.5M11 1.52.52.5992.459M181.02.93.012.85M202.03.33.4223.242M201.53.83.8783.688M201.04.24.3344.134M222.055.1534.917M221.566.1535.917M221.06.86.9126.647M242.07.87.9127.647M241.58.58.6768.376M241.09.59.6769.376M252.01717.15316.9171818.2117.83518.518.67618.3761919.15318.9172020.2119.83520.520.67620.3762121.15320.9172222.2121.83522.522.67622.3762323.15322.9172323.2122.835W1--822.422W1-1/8 --72524.8W1-1/4--728.328美制管螺纹钻孔径规 格N P TN P S用铰刀 不用铰刀1/16--275.946.156.351/8--278.338.438.74M4.0 0.70M5.0 0.80M6.0 1.0M7.0 1.0M8.0 1.25M10 1.50M10 1.25M12 1.75M12 1.25G6G6G7G7G7G7G7G8G93.72 3.654.67 4.595.59 5.496.59 6.487.49 7.369.34 9.229.49 9.3511.23 11.0911.5 11.36M12 1.75M14 2.0M16 2.010.310.44110.106M251.51212.2111.835M251.01414.2113.835M261.523.523.67623.3762424.15323.91724.524.67624.3761/4--1810.7211.1311.133/8--1814.2714.2714.681/2--1417.4817.8618.26针车用螺纹规 格标准径最 大最 小SM1/16 --801.251.2811.211M18 2.5 15.5 15.744 15.294 M27 2.0 25 25.21 24.835 3/4 --14 22.63 23.01 23.42 SM5/64 --64 1.55 1.593 1.513M202.517.517.74417.294M271.5M222.519.519.74419.294M271.0M243.02121.25220.752M282.0M273.02424.25223.752M281.5M303.526.526.77126.211M281.0M333.529.529.77129.211M303.0M364.03232.2731.67M302.0M394.03535.2734.67M301.5M301.0公制细螺纹M322.0M321.5规格标准径２级牙钻孔径M333.0最大最小M332.0M1.00.20.80.8210.783M331.525.525.67625.3762626.15325.9172626.2125.83526.526.67626.3762727.15326.9172727.25226.7522828.2127.83528.528.67628.3762929.15328.9173030.2129.83530.530.67630.3763030.25229.7523131.2130.83531.531.67631.3761--11-1/2 28.5828.9829.36SM3/32 --561-1/4--11-1/2 37.3137.6938.1SM3/32--1001-1/2--11-1/2 43.2643.6644.45SM1/8--322--11-1/255.1755.5856.36SM1/8 -- 40SM1/8--44SM1/8--48英制管螺纹SM9/64 --32PS规格 标准径最大最小SM9/64 --40[ 新规格 Rp]SM11/64--321/16--286.56.6326.49SM11/64--401/8--288.58.6378.495SM3/16 --241/4--1911.411.54911.341SM3/16 --283/8--1914.915.05414.846SM3/16 --321/2--1418.618.77318.489SM3/16 --401.9 1.936 1.8412.1 2.156 2.0812.3 [2.393] [2.233]2.5 2.551 2.421。