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Chinese Standard: GB/T 30786-2014

Paints and varnishes—Guidelines for the introduction of scribe marks through coatings on metallic panels for corrosion testing

IDT  ISO 17872:2007

全国涂料和颜料标准化技术委员会(SAC/TC 5)

本标准给出了腐蚀试验用涂漆钢板或试件划痕的方法,这些涂漆钢板或试件上涂层体系干膜厚度小于500 μm。本标准是以一些协作试验为基础制定的,这些协作试验没有进行确定划痕适用性的腐蚀试验。
本标准适用于在下列材质的金属板或试件上划痕:
——钢;
——化学处理的钢;
——铝或铝合金;
——化学处理过的铝。
不适用于在镀锌金属板、电镀金属板或包铝的试板上划痕。

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