The Effect of Surface Preparation Grades of Weld Seam on Coating Performance

From JPCL, July 2018

By Sang-Moon Shin, Chung-Seo Park, Seung-Gon Choo, Eun-Ha Song and Han-Jin Bae, Hyundai Heavy Industries

According to the international surface prepa-ration standard for welds, preparation grades before paint application are divided into three levels. These grades are described with rough qualitative representations in-stead of with descriptions of surface treat-ment methods or measurable conditions. In this article, coating thickness and the corro-sion resistance and crack tendency of coated films on welds were evaluated for the grind-ing range in five levels from mild to severe....

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Tagged categories: Air abrasive blast cleaning; Grinders; Hyundai Heavy Industries Co.; Power tool cleaning; Sanding and hand tool cleaning; Surface Preparation; Welding

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