DIN EN ISO 21227-4
Paints and varnishes - Evaluation of defects on coated surfaces using optical imaging - Part 4: Evaluation of filiform corrosion (ISO 21227-4:2008); German version EN ISO 21227-4:2008
Beschichtungsstoffe - Beurteilung von Beschichtungsschäden mittels digitaler Bildverarbeitung - Teil 4: Beurteilung von Filiformkorrosion (ISO 21227-4:2008); Deutsche Fassung EN ISO 21227-4:2008
Document: references other documents
Responsible national committee
NA 002-00-07 AA - General test methods for coating materials and coatings
Responsible european committee
CEN/TC 139 - Paints and varnishes