通用公制螺纹-量规和较量

[中文适用范围]： 详细介绍了用于检查 ISO 通用公制螺纹的量规的制造和使用。 规定了推荐用于检查工件的外螺纹和内螺纹的量规的特征。 提供区分符合大小限制的线程和不符合大小限制的线程的方法。 [外文原描述]： Gives details for the manufacture and use of gauges for checking ISO general purpose metric screw threads. Specifies the features of gauges which are recommended for checking external and internal screw threads of workpieces. Provides means of distinguishing between threads that comply with the limits of size and those that do not.