标准摘要
[中文适用范围]： ISO 9448 的这一部分规定了 C 型导向套、带头滑动套、类型 1 的主要尺寸和公差（以毫米为单位），用于冲压工具，并通过过渡配合安装在夹板中并固定到通过螺钉固定板。 它根据 ISO 9448 的这一部分提供了材料指南，并规定了衬套的硬度和名称。 [外文原描述]： ISO 9448-4:2013 specifies the main dimensions and tolerances, in millimetres, of guide bushes of form C, headed gliding bushes, type 1, intended for use in press tools and to be mounted in the clamp plate with transition fit and fixed to the plate by means of screws. It gives guidance on the materials, and specifies the hardness and the designation of bushes in accordance with ISO 9448-4:2013.
英文名称Tools for pressing — Guide bushes — Part 4: Form C, gliding bushes, headed, type 1