公制螺栓、螺纹钻孔尺寸表.pdf

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1、公制螺栓孔底孔尺寸表通孔直径dh通孔直径dh螺纹d螺纹d精装H12中装H13粗装H14精装H12中装H13粗装H14M22.22.42.6M27283032M2.52.72.93.1M30313335M33.23.43.6M33343638M3.53.73.94.2M36373942M44.34.54.8M39404245M4.54.855.3M42434548M55.35.55.8M45464852M66.46.67M48505256M77.47.68M52545662M88.4910M56586266M1010.51112M60626670M121313.514.5

2、GB/T6135-2008直柄麻花钻：M141515.516.5①1～14增量0.1②14～32增量0.25③32～40增量0.5M161717.518.5M18192021GB/T1438-2008莫氏锥柄麻花钻：M20212224①3～14增量0、0.2、0.5、0.8M22232426②14～32增量0.25③32～51增量0.5④51～100增量1M24252628公制螺纹孔底孔尺寸表螺纹钻头螺纹钻头螺距螺距代号直径代号直径粗牙0.41.6粗牙321M2细牙0.251.7222M24粗牙0.52.5细牙1.522.5M3细牙0.352.6123粗牙0.73.3粗

3、牙3.526.5M4细牙0.53.5327M30粗牙0.84.2细牙228M5细牙0.54.51.528.5粗牙15粗牙432M6细牙0.755.3333M36粗牙1.256.8细牙234M8细牙171.534.5细牙0.757.3粗牙4.537.5粗牙1.58.543819M42339M10细牙细牙1.258.82400.759.31.540.5粗牙1.7510.2粗牙4.540.51.510.5441M12细牙1.2510.8M45342细牙111243粗牙2121.543.5M141.512.5粗牙543细牙113444粗牙214M48345细牙M161.514.

4、5246细牙1151.546.5粗牙2.515.5GB/T6135-2008直柄麻花钻：M181.516.5①1～14增量0.1②14～32增量0.25细牙117③32～40增量0.5粗牙2.517.5GB/T1438-2008莫氏锥柄麻花钻：218①3～14增量0、0.2、0.5、0.8M20细牙1.518.5②14～32增量0.25③32～51增量0.5④51～100增量1119