常用普通螺纹基本尺寸.docx

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1、精品文档常用普通螺纹基本尺寸标记示例：M24（公称直径为24mm的粗牙普通螺纹）；M24X1.5（公称直径为24mm，螺距为1.5mm的细牙普通螺纹）；M24X1.5左（公称直径为24mm，螺距为1.5mm，方向为左旋的细牙普通螺纹）.公称直径D，d螺距中径小径第一系列第二系列PD2或d2D1或d110.250.8380.7290.20.8700.7831.10.250.9380.8290.20.9700.8831.20.251.0380.9290.21.0700.9831.40.31.2051.0750.21.2701.1831.60.351.3731.2210.21

2、.4701.3831.80.351.5731.4210.21.6701.58320.41.7401.5670.251.8381.7292.20.451.9081.7130.252.0381.9292.50.452.2082.0130.352.2732.121。1欢迎下载精品文档常用普通螺纹基本尺寸公称直径D，d螺距中径小径第一系列第二系列PD2或d2D1或d130.52.6752.4590.352.7732.6213.5（0.6）3.1102.8500.353.2733.12140.73.5453.2420.53.6753.4594.5（0.75）4.0133.6880

3、.54.1753.95950.84.4804.1340.54.6754.45915.3504.91760.755.5135.188（0.5）5.6755.4591.257.1886.647817.3506.9170.757.5137.188（0.5）7.6757.4591.59.0268.3761.259.1888.6471019.3508.9170.759.5139.188（0.5）9.6759.4591.7510.86310.1061.511.02610.376121.2511.18810.647111.35010.9170.7511.51311.188（0.5）1

4、1.67511.459212.70111.8351.513.02612.37614（1.25）13.18812.647113.35012.917（0.75）13.51313.138（0.5）13.67513.459。2欢迎下载精品文档常用普通螺纹基本尺寸公称直径D，d螺距中径小径第一系列第二系列PD2或d2D1或d1214.70113.8351.515.02614.37416115.35014.917（0.75）15.51315.1880.515.67515.4592.516.37615.294216.70115.835181.517.02616.376117.3501

5、6.917（0.75）17.51317.188（0.5）17.67517.4592.518.37617.294218.70117.835201.519.02618.376119.35018.917（0.75）19.51319.188（0.5）19.67519.4592.520.37619.294220.70119.835221.521.02620.376121.35020.917（0.75）21.51321.188（0.5）21.67521.459322.05120.752222.70121.835241.523.02622.376123.35022.917（0.75）

6、23.51323.188325.05123.752225.70124.835271.526.02625.376126.35025.917（0.75）26.51326.188。3欢迎下载精品文档常用普通螺纹基本尺寸公称直径D，d螺距中径小径第一系列第二系列PD2或d2D1或d13.527.72726.211（3）28.05126.75230228.70127.8351.529.02628.376129.35028.917（0.75）29.51329.1883.530.72729.211（3）31.05129.75233231.70130.8351.532.02631.37

7、6132.35031.917（0.75）32.51332.188433.40231.670334.05132.75236234.70133.8351.535.02634.376（1）35.35034.917436.40234.670337.05135.75239237.70136.8351.538.02637.376（1）38.35037.9174.539.07737.129（4）39.40237.67042340.05138.752240.70139.8351.541.02640.376（1）41.35040.9174.542.0774