螺纹钻底孔用钻头直径尺寸表.pdf

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1、表二:圆柱管螺纹底表四:60度圆锥螺纹底孔钻头精品文档表一:公制螺纹钻底孔用钻头直径尺寸表孔钻头直径尺寸表直径尺寸表（Z或NPT）（G）dtdzdtdzdtdzdndzdndz粗0.20.7粗2.515.粗431.1/8288.81/16276.1455481细0.20.8细215.细332.1/41911.1/8278.489971836粗0.41.61.516.233.3/81915.1/418115922细0.21.71171.534.1/21418.3/81814.425559粗0.52.5粗2.517.粗434.5

2、/81420.1/21417.814883细0.32.6细217.细335.3/41424.3/41423.13559932039粗0.73.31.518.236.7/81428.111+1/229.065914细0.53.51191.537.11130.1+1/411+1/237.7855粗0.84.2粗2.519.粗4.537.1+1/81135.1+1/211+1/243.854325细0.54.5细219.细437.1+1/41139.211+1/255.8798222粗151.520.338.1+3/81141.表

3、五:英制螺纹底孔钻头尺寸42596表6细0.75.2121239.1+1/21145.dz591dn粗1.26.7粗320.1.540.1+3/41151铸铁.钢.595青铜黄铜细17细221.粗4.540.211573/16243.73.7893240.77.21.522.细440.1/4205.05.1558粗1.58.5123341.5/16186.46.5459表三:55度圆锥螺纹细1.28.7粗323.242.3/8167.87.9底孔钻头尺寸表（ZG59910或RC）19细224.1.543.7/16149.19

4、.395270.79.21.525.粗542.1/21210.410.5575粗1.710.126细443.dndz9/16121212.48528112细1.510.粗3.526.344.1/8288.275/81113.313.3053951欢迎下载。精品文档1.210.细326.245.1/41911.073/41016.316.57994111227.1.546.3/81914.587/8919.119.953粗211.1.528.粗546.1/21418.161821.922957细1.512.129细447.3/

5、41423.521+1/8724.624.587141.212.粗3.529.348.11129.61+1/4727.827.5257399113细329.249.1+1/41138.141+1/2633.433.995粗213.230.1.550.1+1/21143.971+5/8535.735.339958细1.514.1.531.21155.661+3/4538.93916551152+1/21171.071+7/84+1/241.441.524+1/244.644.7注：1、d为公称直径，表一中单位为mm，表二、三、

6、四、五中为英寸2、t为螺距,单位mm.3、n为每英寸牙数4、dz为钻头直径，单位为mm2欢迎下载。精品文档欢迎您的下载，资料仅供参考！致力为企业和个人提供合同协议，策划案计划书，学习资料等等打造全网一站式需求3欢迎下载。