pitch diameter of thread

pitch diameter of thread的基本解释

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螺纹中径

与pitch diameter of thread相关的网络例句 [注：此内容来源于网络，仅供参考]

Roundness tolerance of pitch diameter Roundness tolerance for a minimum of 345o circumferential arc of the pitch diameter shall not exceed .002 inch (0.051 mm) total, or one half the pitch diameter tolerance if the pitch diameter tolerance is less than .004 inch (0.102 mm); roundness tolerance of the remaining 15o maximum circumferential arc shall not exceed .004 inch (0.102) total, provided such tolerance does not result in excrescence on the thread flank.

圆度公差沥青直径圆容忍最低限度的345o圆周弧音高直径不得超过0.002英寸（ 0.051毫米）总，或一的一半，足球场直径公差，如果沥青直径公差小于0.004英寸（ 0.102毫米）；圆的耐受性，其余15o最大周弧不得超过0.004英寸（ 0.102 ），共计提供这样的宽容不会导致在excrescence对线程的侧翼。

The results indicate that this system can effectively and automatically measure thread medium diameter,cone,thread pitch and pipe-thread shape so as to the problem of integrated measurement of petroleum pipe threads agilely.

结果表明，该系统可以高效自动地测量螺纹中径、锥度、螺距和管螺纹形状，可便捷地解决石油管螺纹的综合测量问题。

This paper introduces the structural characteristic and the way of selecting and confirming diameter of the three-needle on measuring pitch diameter of thread, while the thread gauge is manufactured.

非标M77×2(3°／45°)特锯齿形螺纹在我国还较少见，这里对该螺纹的结构特点作了介绍，同时介绍了该螺纹量规制造过程中使用三针测量螺纹中径时，如何选择和确定三针直径。