标准摘要
[中文适用范围]： 本文件规定了通过与图片标准比较来评估涂层剥落程度的方法。 涂层外观的变化。 它还概述了该系统的一般原则。 该系统特别适用于处理由老化和风化引起的缺陷，以及均匀的变化，例如颜色变化，例如泛黄。 [外文原描述]： This document specifies a method for assessing the degree of flaking of coatings by comparison with pictorial standards. ISO 4628-1 specifies the system used for designating the quantity and size of defects and the intensity of changes in appearance of coatings. It also outlines the general principles of the system. This system is intended to be used, in particular, for defects caused by ageing and weathering, and for uniform changes such as colour changes, for example yellowing.
英文名称Paints and varnishes — Evaluation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 5: Assessment of degree of flaking