标准摘要
[中文适用范围]： ISO 4623 的这一部分描述了一种评估铝涂层对因划线切割涂层而产生的丝状腐蚀的防护效果的方法。 它仅适用于评估基材和涂层组合的性能。 它并不是为了预测涂层在不同基材上的性能。 [外文原描述]： ISO 4623-2:2016 describes a test procedure for assessing the protective action of coatings of paints or varnishes on aluminium against filiform corrosion arising from a scribe mark cut through the coating. It is only suitable for assessing the performance of the coating/substrate combination tested. It is not suitable for predicting the performance of the coating on different substrates.
英文名称Paints and varnishes — Determination of resistance to filiform corrosion — Part 2: Aluminium substrates