六角头螺栓.doc

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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l12512141618222630343842465054606678125l200-283236404448525660667284l200-535761656973798597cmax0.40.40.50.50.60.60.60.60.80.80.80.80.80.80.80.8min0.150.150.150.150.150.150.150.150.20.20.20.20.20.20.20.2dsmax3.64

2、.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-4.705.707.649.6411.5713.5715.5717.5719.4821.4823.4826.4829.4835.38dwminA4.65.96.98.911.614.616.619.622.525.328.231.733.6-B-6.78.711.414.416.419.222

3、24.827.731.433.23842.751.1eminA6.077.668.7911.0514.3817.7720.0323.3526.7530.1433.5337.7239.98-B-8.6310.8914.2017.5919.8522.7826.1729.5632.9537.2939.5545.250.8560.79fmax11.21.21.4223333444666K公称22.83.545.36.47.58.81011.512.514151718.722.5KminA1.31.92.32.73.64.45.166.97.98.69.610.3-B-2.32.63.54.3566.8

4、7.88.59.510.211.712.815.5rmin0.10.20.20.250.40.40.60.60.60.60.810.8111S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。 2、A级用于d24和l10d或l150mm（按较小值）的螺栓；B级用于d24或l10d或l150mm（按较小值）的螺栓。 3、括号内为第二系列螺纹直径规格。 M3M14长度公称长度l无螺纹杆部长度ls和夹紧长度llslglslglslglslglslglslglslgls

5、lgminmaxminmaxminmaxminmaxminmaxminmaxminmaxminmax205.58 2510.5137.51159 3015.51812.5161014712 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* 36.754331.53926.253

6、5213170 41.754836.54431.2540263680 51.755846.55441.2550364690 56.56451.25604656100 66.57461.25705666110 71.25806676120 81.25907686130 8090140 90100 M16M36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llslglslglslglslglslglslglslglslgminmaxminmaxminmaxminmaxminmaxminmaxminmaxminmax55717 601

7、2225.518 65*172710.5236.519 70223215.52811.5247.520 80324225.53821.53417.5301126 90425235.54831.54427.540213615306.524 100526245.55841.55437.5503146254016.534 110627255.56851.56447.5604156355026.5441232120728265.57861.57457.5705166456036.5542242130768669.58265.57867.5745570496440.5582646140869679.59

8、275.58871.5846580597450.56836561509610689.510285.59881.5947590698460.578466616010611699.511295.510891.510485100799470.5885676180 119.5132115.5128111.51241051209911490.51087696200 135.5148131.5144125140119134110.512896116220 138.5151132147126141117.5135103123240 152167146161137.5155123143260 166181157.5175143163280 177.5195163183300 197.5215183203320 203223注：1、*为M14、M18和M20尽可能不采用的规格。 2、数据之间除括号内d为长度规格范围外，均为商品规格范围。