内六角螺栓尺寸表

1、无1.各部位的尺寸各部位的尺寸单位：单位：mm螺纹的公称直径螺纹的公称直径(d)(2)M3M4M5M6M8M10M12(M14)螺栓的螺距螺栓的螺距(P)0.50.70.811.251.51.752b参考参考1820222428323640dk最大最大(基准尺寸基准尺寸)*5.578.51013161821最大最大*5.687.228.7210.2213.2716.2718.2721.33最小最小5.326.788.289.7812.7315.7317.7320.67da最大最大3.64.75.76.89.211.213.715.7ds最大最大(基准尺寸基准尺寸)34568101214最小最小

2、2.863.824.825.827.789.7811.7313.73e最小最小2.873.444.585.726.869.1511.4313.72f最大最大0.510.600.600.681.021.021.451.45k最大最大(基准尺寸基准尺寸)34568101214最小最小2.863.824.825.707.649.6411.5713.57r最小最小0.10.20.20.250.40.40.60.6无s公称公称(基准尺寸基准尺寸)2.5345681012最小最小2.523.024.025.026.028.02510.02512.032最大最大(1)1 栏栏2.5803.0804.0955

3、.1406.1408.17510.17512.2122 栏栏2.5603.0804.0955.0956.0958.11510.11512.142t最小最小1.322.534567v最大最大0.30.40.50.60.811.21.4dw最小最小5.076.538.039.3812.3315.3317.2320.17w最小最小1.151.41.92.33.344.85.8螺纹的公称直径螺纹的公称直径(d)(2)M16(M18)M20(M22)M24(M27)M30螺栓的螺距螺栓的螺距(P)22.52.52.5333.5b参考参考44485256606672dk最大最大(基准尺寸基准尺寸)*242

4、73033364045最大最大*24.3327.3330.3333.3936.3940.3945.39最小最小23.6726.6729.6732.6135.6139.6144.61da最大最大17.720.222.424.426.430.433.4ds最大最大(基准尺寸基准尺寸)16182022242730最小最小15.7317.7319.6721.6723.6726.6729.67e最小最小16.0016.0019.4419.4421.7321.7325.15f最大最大1.451.872.042.042.042.892.89k最大最大(基准尺寸基准尺寸)16182022242730最小最小1

5、5.5717.5719.4821.4823.4826.4829.48r最小最小0.60.60.80.80.811s公称公称(基准尺寸基准尺寸)14141717191922最小最小14.03214.03217.05017.05019.06519.06522.065最大最大(1)1 栏栏14.21214.21217.23017.23019.27519.27522.2752 栏栏14.14214.142t最小最小8910111213.515.5v最大最大1.61.822.22.42.73dw最小最小23.1725.8728.8731.8134.8138.6143.61w最小最小6.87.78.69.

6、510.412.113.1注(1)：s(最大)的 1 栏适用于强度 8.8 及 10.9 及性状 A2-50、A2-70 的内容，2 栏适用于强度 12.9 的内容。但根据双方当事人之间协议，强度12.9 的内容也可以适用 1 栏。螺纹的公称直径 M20 以上的 s(最大)适用于所有的强度及性状内容。无注(2)：螺纹的公称直径中带括号的尽量不要使用。备注：1.头部的侧面带有直纹或网纹参照 JIS B 0951(滚花)。此时，dk(最大)为该表中的带*的数值。此外，需要没有滚花的货时，订货人必须指定。但该 dk(最大)为该表中带*的数值。2.对于螺纹的公称直径建议使用的公称长度()为粗线框内的内

7、容。如果比虚线位置短的为全螺纹，杆部的不完全螺纹长度约为 3P。3.公称长度()比虚线位置长的话，g(最大)及s(最小)根据下式决定。g(最大)=公称长度()-bs(最小)=g(最大)-5P2.内六角螺栓的内六角螺栓的 L 和和s 及及g单位：单位：mm螺纹的公称直径螺纹的公称直径(d)M3M4M5M6M8Ls min.及及g max.公称长度公称长度minmaxsmingmaxsmingmaxsmingmaxsmingmaxsmingmax54.765.2465.766.2487.718.29109.7110.291211.6512.351615.6516.352019.5820.42252

8、4.5825.424.573029.5830.429.5126.510483534.535.511.5159136114039.540.516.520141811165.75124544.545.51923162110.75175049.550.52428212615.75225554.455.6263120.75276059.460.6313625.75326564.465.630.75377069.470.635.75428079.480.645.75529089.390.710099.3100.7110109.3110.7120119.3120.7无130129.2130.8140139

9、.2140.8150149.2150.8160159.2160.8180179.2180.8200199.05200.95220219.05220.95240239.05240.95260258.95261.05280278.95281.05300298.95301.05螺纹的公称直径螺纹的公称直径(d)M10M12(M14)M16(M18)Ls min.及及g max.公称长度公称长度minmaxsmingmaxsmingmaxsmingmaxsmingmaxsmingmax54.765.2465.766.2487.718.29109.7110.291211.6512.351615.6516

10、.352019.5820.422524.5825.423029.5830.423534.535.54039.540.54544.545.55.5135049.550.510.5185554.455.615.52310.25196059.460.620.52815.252410206564.465.625.53320.2529152511214.5177069.470.630.53825.2534203016269.5228079.480.640.54835.25443040263619.532无9089.390.750.55845.25544050364629.54210099.3100.76

11、0.56855.25645060465639.552110109.3110.766.25746070566649.562120119.3120.775.25847080667659.572130129.2130.88090768669.582140139.2140.890100869679.592150149.2150.89610689.5102160159.2160.810611699.5112180179.2180.8119.5132200199.05200.95220219.05220.95240239.05240.95260258.95261.05280278.95281.053002

12、98.95301.05螺纹的公称直径螺纹的公称直径(d)M20(M22)M24(M27)M30Ls min.及及g max.公称长度公称长度minmaxsmingmaxsmingmaxsmingmaxsmingmaxsmingmax54.765.2465.766.2487.718.29109.7110.291211.6512.351615.6516.352019.5820.422524.5825.423029.5830.423534.535.54039.540.54544.545.55049.550.55554.455.6无6059.460.66564.465.67069.470.68079.

13、480.615.52811.5249089.390.725.53821.534153092410099.3100.735.54831.54425401934110109.3110.745.55841.5543550294420.538120119.3120.755.56851.5644560395430.548130129.2130.865.57861.5745570496440.558140139.2140.875.58871.5846580597450.568150149.2150.885.59881.5947590698460.578160159.2160.895.510891.5104

14、85100799470.588180179.2180.8115.5128111.51241051209911490.5108200199.05200.95135.5148131.5144125140119134110.5128220219.05220.95139154130.5148240239.05240.95159174150.5168260258.95261.05179194170.5188280278.95281.05199214190.5208300298.95301.05219234210.5228参考：内六角螺栓的沉头孔及螺栓孔的尺寸单位：单位：mm螺纹螺纹的公称的公称直径直径(d)M3M4M5M6M8M10M12M14M16M18M20M22M24M27M30ds3456810121416182022242730d?3.44.55.56.6911141618202224263033dk5.578.510131618212427