标准摘要
[中文适用范围]： ISO 11900 的这一部分规定了轻型球锁冲头固定器 A 型（矩形）和 B 型（方形）及其背板的尺寸和公差（以毫米为单位）。 球锁冲头固定器及其背板的主要用途是在钢板上冲孔时根据 ISO 10071-1 保持球锁冲头。 它给出了材料指南和硬度要求，并根据 ISO 11900 的这一部分规定了球锁冲头固定器的名称。 [外文原描述]： ISO 11900-1:2007 specifies the dimensions and tolerances, in millimetres, of ball-lock punch retainers, type A (rectangular) and type B (square), for light duty, and of their backing plates. The main use of ball-lock punch retainers and their backing plates is the retention of ball-lock punches, in accordance with ISO 10071-1, when punching holes in steel sheets. ISO 11900-1:2007 gives material guidelines and hardness requirements, and specifies the designation of ball-lock punch retainers in accordance with this document.
英文名称Tools for pressing — Ball-lock punch retainers — Part 1: Types A and B, rectangular and square for light duty