解析国铁集团企业标准《动车组用涂料与涂装 第1部分:车体外表面用涂料及涂层体系》

Interpretation of CHINA RAILWAY Enterprise Standard Coatings and Coating Application for EMU/DMU-Part 1:Coating Materials and Coating Systems for Exterior Surface of Coach Bodies

介绍中国国家铁路集团有限公司企业标准Q/CR 546 (所有部分)《动车组用涂料与涂装》的概况。解析Q/CR 546.1—2022 《动车组用涂料与涂装第1部分:车体外表面用涂料及涂层体系》的修订背景、增加的内容、重点技术指标的变化,为标准其他部分修订和标准实施提供参考。

The paper introduces the overview of CHINA RAILWAY enterprise standard Q/CR 546(all parts)Coat⁃ings and coating application for EMU/DMU,analyzes the revision background,added content,and changes in key technical indicators of Q/CR 546.1—2022 Coatings and coating application for EMU/DMU-Part 1:Coating materials and coating systems for exterior surface of coach bodies,providing reference for the revision and implementation of other parts of the standard.