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  8****5 热心网友

  1.英制普通螺纹   (惠氏螺纹)   --   小螺纹系列   (BA)   名义尺寸牙型代号大径螺距每英寸牙   数中径小径牙型高   BAmmmmtpimm外螺纹H1d=Dpd2=D2d3No.   14BA10.23110.40.860.720.14No.   13BA1.20.25101.61.050.90.15No.   12BA1.30.2890.711.130.960.17No.   11BA1.50.3181.931.3151.130.185No.   10BA1.70.3572.571.491.280.21No.   9BA1.90.3965.121.6651.430.235No.   8BA2.20.4359.071.941.680.26No.   7BA2.50.4852.922.211.920.29No.   6BA2.80.5347.922.482.160.32No.   5BA3.20.5943.052.8452.490.355No.   4BA3.60.6638.483.2052.810.395No.   3BA4.10.7334.793.663.220.44No.   2BA4.70.8131.354.2153.730.485No.   1BA5.30.928.224.764.220.54No.   0   BA   6125.45.44.8   0.6   5555°   °圆锥管螺纹型式和尺寸（2006-03-13   14:38:47   ）   螺纹代号基本尺寸   大径螺距每英寸牙数中径小径牙型高度英   寸   mmmmtpimm外螺纹H1d=Dpd2=D2d3R   116116＂7.7230.907287.1426.5610.581R   1818＂9.7280.907289.1478.5660.581R   1414＂13.1571.3371912.30111.4450.856R   3838＂16.6621.3371915.80614.950.856R   1212＂20.9551.8141419.79318.6311.162R   3434＂26.4411.8141425.27924.1171.162R   11＂33.2492.3091131.7730.2911.479R   1   

  2019-03-23