管螺纹详细参数-毕业设计（论文）

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1、表（3-29）螺纹基本尺寸(单位:mm)尺寸代号每25.4mm类的牙数n螺距p牙型高度h圆弧半径r≈基面上的基本直径基准距离有效螺纹长度大径（基准直径）d=D中径d2=D2小径d1=D11/16280.9070.5810.1257.7237.1426.5614.06.51/8280.9070.5810.1259.7289.1478.5664.06.51/4191.3370.5860.18413.15712.30111.4456.09.73/8191.3370.5860.18416.66215.80614.9506.410.11/2141.8141.

2、1620.24920.95519.79318.6318.213.23/4141.8141.1620.24926.44125.27924.1179.514.51112.3091.4790.31733.24931.77030.29110.416.81.1/4112.3091.4790.31741.91040.43138.95212.719.11.1/2112.3091.4790.31747.80346.32444.84512.719.12112.3091.4790.31759.61458.13556.65615.923.42.1/2112.3091.4

3、790.31775.18473.70572.22617.526.73112.3091.4790.31787.88486.40584.92620.629.83.1/2112.3091.4790.317100.33098.85197.37222.231.44112.3091.4790.317113.030111.551110.07225.435.85112.3091.4790.317138.430136.951135.47228.640.16112.3091.4790.317163.830162.351160.87228.640.1锥管螺纹的基本尺寸表

4、（3-28）1/2PT、1/2NPT、表（3-28）螺纹基本尺寸(单位:mm)尺寸代号每25.4mm类的牙数n基面上的基本直径基准距离大径（基准直径）d=D中径d2=D2小径d1=D11/16277.8957.1426.3894.0641/82710.2429.4898.7364.1021/41813.61612.48711.3585.7863/81817.05515.92614.7976.0961/21421.22319.77218.3218.1283/41426.56825.11723.6668.611111.533.22831.46129.6

5、9410.1601.1/411.541.98540.21838.45110.6681.1/211.548.05446.28744.52010.668211.560.09258.32556.55811.0742.1/2872.69970.15967.61917.3233888.60886.06883.52819.4563.1/28101.31698.77696.23620.85348113.973111.433108.89321.438本文是通过网络收集的资料，如有侵权请告知，我会第一时间处理。