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1、通孔与沉孔尺寸螺栓螺钉通孔(GB/T52771985)砂螺纹规格dM1M1.2Ml.4Ml.6Ml.8M2M2.5M3M3.5*4M4.5M5螺孔直径精装配中等装配粗装本1.11.71.51.722.22.73.23.74.34.85.3(GB/T5277-1985)1.21.81.622.12.43.23.43.94.555.51.321.82.22.42.63.73.64.24.85.35.8螺纹规格dMI4MI6M18M20M22M24M27M30M33M36M39M42螺孔直径精装配中等装配粗装本151719212325283134374043(GB/T5277-1985)15.517
2、.5202224263033363942451&518.521242628323538424548螺纹规格dM64M68M76M80M85M90M95MI00M105MIIOM1I5M120螺孔直径箱装配中等装配粗装本66707882879398104109114119124(GB/T5277-1985)7074747882868691919696101101107107112112117117122122127127132六角螺栓和六角螺母用沉孔(GB/T152。4-1988)砂螺纹规格dMl.6M2M2.5M3M4M5M6M8M10d2(H56891011131822irrdj山(H13)
3、1.82.42.93.44.55.56.6911.011螺纹规格dM22M24M27M30M33M36M39M42M45d2(H15)434853616671768289262833363942454S515ddH24263()333639424548圆柱头用沉孔(GB/T152.31988)/mmd螺纹规格d适用于GBfT70M4M5M6M8M10M12M14M16M2d2(H13)8.010.011.015.01&020.024.026.033.KHI3)4.65.76.89.011.013.015.017.52Ld3-16182024di(H13)4.55.56.69.011.013.5
4、15.517.522.螺纹规格d适用于GBfT6l90.GB/T6I91、GB/T65M4M5M6M8M10M12M14M16d2(H8101115182024263KHI3)3.24.04.76.07.08.09.010.51：d3-161820Amdi(H13)4.55.56.69.()11.013.515.517.52：常用沉孔(GB/T152321988)/mm90耳螺纹规格d适用于沉头螺订及半沉头螺订M1.6M2M2.5M3M3.5M4M5M6M8M10d2(H13)3.74.55.66.48.49610.612.817.620.3Z(b一I、t11.21.51.62.42.72.73.34.65.0山(H13)1.82.42.93.43.94.55.56.69II/蝮纹规格d适用于沉头木螺订及半沉头螺订1/11.622.533.544.555.56d2(H13)3.74.5546.67.78.610.111.212.113.2t1.01.21.41.72.02.22.73.03.23.5Qidi(H13)1.82.42.93.43.94.55.05.56.06.6
