机床 刀柄自锁圆锥

[中文适用范围]： 第二版取消并取代第一版 (ISO 296:1974)。 指定通用锥度、较小和较大锥度的尺寸。 这些锥度的标准尺寸分别在表 2（以毫米为单位）和表 3（以英寸为单位）中给出。 根据螺纹类型 M 或 UNC，为带螺纹的元件提供两种完全不同的产品类型（参见第 4 条中的图）。 [外文原描述]： This second edition cancels and replaces the first edition (ISO 296:1974). Specifies the dimensions of tapers for general use, smaller and larger tapers. The standard sizes of these tapers are given in table 2 (in millimetres) and table 3 (in inches), respectively. Provides for those elements which are threaded, two entirely distinct types of product according to the type of thread, M or UNC (see figures in clause 4).