Metallic coatings. Porosity tests. Humid sulfur (flowers of sulfur) test Ingestion-build-201039 Guide to the principles of

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Metallic coatings. Porosity tests. Humid sulfur (flowers of sulfur) test Ingestion-build-201039 Guide to the principles ofWhat is ISO 12687 Humid sulfur test for metallic coatings about? ISO 12687 is an International Standard that specifies a method of revealing discontinuities and porosity in metallic coatings, where they penetrate the coating layer or layers down to a silver, copper, or copper alloy substrate. This method is especially useful for coatings consisting of single or combined layers of any coating that does not significantly tarnish in a reduced sulfur