标准摘要
[中文适用范围]： 本部分 IEC 60974 适用于直径不超过 10 毫米的手工电弧焊用电极夹。不适用于水下焊接用电极夹。本文件规定了电极夹的安全和性能要求。 [外文原描述]： IEC 60974-11:2021 is applicable to electrode holders for manual metal arc welding with electrodes up to 10 mm in diameter. It is not applicable to electrode holders for underwater welding. This document specifies safety and performance requirements of electrode holders. This fourth edition cancels and replaces the third edition, published in 2010. This edition constitutes a technical revision. The significant technical changes with respect to the previous edition are the following: - Modify 3.6 type A to category A; - Modify 3.7 type B to category B; - Modify 8.1 to clarify reference to IEC 60529; - Modification of 10.1 for clarification purposes; - Added Bibliography. This part of IEC 60974 is to be used in conjunction with IEC 60974-1 .
英文名称Arc welding equipment - Part 11: Electrode holders