Rapid steam tests and a water-film test have been developed for evaluating the resistance of galvanized surfaces to “humid-storage stain.” The methods presented in this paper are believed to be practical for mill control or for investigation of protective films. The necessary apparatus and procedures are described.

Subject
Humidity, Vapor pressure, Test methods, Thin films, Steel surfaces, Water, Materials, Glass, Galvanized coatings, Inspection, Galvanized steel, Film formation, Steam
Copyright 1954 by the National Association of Corrosion Engineers.
1954
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