标准摘要
[中文适用范围]： 本部分 IEC 60974 适用于直径不超过 10 mm 的手工金属电弧焊用的焊钳。不适用于水下焊接用的焊钳。本文件规定了焊钳的安全和性能要求。 [外文原描述]： IEC 60974-11:2021 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. 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