物理安全检测
ISO 4628-1涂料和清漆. 变化程度命名. 第1部分
标准名称
ISO 4628-1 Paints and varnishes - Evaluation of degradation of coatings - Designation of quantity and size of defects, and of intensity of uniform changes in appearance - Part 1: General introduction and designation system
ISO 4628-1涂料和清漆. 涂层老化评估. 缺陷数量和大小以及外观均匀变化程度命名. 第1部分: 通用介绍和命名系统
适用范围
Scope:
This part of ISO 4628 defines a system for designating the quantity and size of defects and the intensity of changes in appearance of coatings and outlines the general principles of the system used throughout ISO 4628. This system is intended to be used, in particular, for defects caused by ageing and weathering, and for uniform changes, for example yellowing
引用文件
ISO 13076 Paints and varnishes — Lighting and procedure for visual assessments of coatings
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