众所周知,螺纹标记是螺纹设计过程中的一项重要内容。了解螺纹的标记方法对正确设计和制造螺纹具有很大意义。近年来,随着标准的修订,螺纹的标记方法产生了较大变化。本文根据最新国家标准,介绍了普通螺纹、统一螺纹、惠氏螺纹、小螺纹、梯形螺纹、锯齿形螺纹及管螺纹等螺纹的 As we all know, thread marking is an important part of the thread design process. Knowing the way the thread is marked is of great importance to the correct design and manufacture of the thread. In recent years, with the revision of the standard, there has been a big change in the way of marking the thread. This article based on the latest national standards, introduced the general thread, uniform thread, Whitworth thread, small thread, trapezoidal thread, serrated thread and pipe thread thread