ISO 4628-10:2003
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Paints and varnishes -- Evaluation of degradation of coatings -- Designation of quantity and size of defects, and of intensity of uniform changes in appearance -- Part 10: Assessment of degree of filiform corrosion

This standard was last reviewed* in 2011.

*ISO standards are reviewed every five years.


ISO 4628-10:2003 describes a method for assessing the amount of filiform corrosion developed from a scribed mark by measuring the length of the longest filament L and the most frequent length M of the filaments.

Pictorial examples are provided in an annex to illustrate different ratings for the length of the longest filament L and the most frequent filament length M.


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