六角头螺栓

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1、六角头螺栓（A和B级）（GB5782-86） mm螺纹规格  螺纹规格dM3M4M5M6M8M10M12(M14)M16(M18)M20(M22)M24(M27)M30M36b参考l≤12512141618222630343842465054606678125＜l≤200----283236404448525660667284l＞200-------535761656973798597cmax0.40.40.50.50.60.60.60.60.80.80.80.80.80.80.80.8min0.150.150.150.150.150.15

2、0.150.150.20.20.20.20.20.20.20.2dsmax3.64.75.76.89.211.213.715.717.720.222.424.426.430.433.439.4dsmax345681012141618202224273036minA2.863.824.825.829.789.8711.7313.7315.7317.7319.6721.6723.67---B--4.705.707.649.6411.5713.5715.5717.5719.4821.4823.4826.4829.4835.38dwminA4.65

3、.96.98.911.614.616.619.622.525.328.231.733.6---B--6.78.711.414.416.419.22224.827.731.433.23842.751.1eminA6.077.668.7911.0514.3817.7720.0323.3526.7530.1433.5337.7239.98---B--8.6310.8914.2017.5919.8522.7826.1729.5632.9537.2939.5545.250.8560.79fmax11.21.21.4223333444666K公称22.

4、83.545.36.47.58.81011.512.514151718.722.5K’minA1.31.92.32.73.64.45.166.97.98.69.610.3---B--2.32.63.54.3566.87.88.59.510.211.712.815.5rmin0.10.20.20.250.40.40.60.60.60.60.810.8111S公称5.57810131618212427303436414655注：1、A、B为产品等级，按GB3103.1-82的规定，A级最精确，C级最不精确。C级产品详见GB5780-86。   

5、      2、A级用于d≤24和l≤10d或l≤150mm（按较小值）的螺栓；B级用于d＞24或l＞10d或l＞150mm（按较小值）的螺栓。      3、括号内为第二系列螺纹直径规格。M3～M14长度 公称长度l无螺纹杆部长度ls和夹紧长度llslglslglslglslglslglslglslglslgminmaxminmaxminmaxminmaxminmaxminmaxminmaxminmax205.58              2510.5137.51159          3015.51812.5161014712   

6、     35  17.521151912176.7513      40  22.5262024172211.75186.514    45    2529222716.752311.5196.2515  50    3034273221.752816.52411.252061655      323726.753321.52916.2525112160      374231.753826.53421.2530162665        36.754331.53926.2535213170        41.754836.54431.

7、2540263680        51.755846.55441.2550364690          56.56451.25604656100          66.57461.25705666110            71.25806676120            81.25907686130              8090140              90100M16～M36长度螺纹规格dM16(M18)M20(M22)M24(M27)M30M36公称长度l无螺纹杆部长度ls和夹紧长度llslglslglslgl

8、slglslglslglslglslgminmaxminmaxminmaxminmaxminmaxminmaxminmaxminmax55717 6012225.518 6517