Paints and varnishes — Evaluation of degradation of paint coatings — Designation of quantity and size of common types of defect — Part 1: General principles and pictorial scales for blistering and rusting
ISO 4628-1:1978Paints and varnishes — Evaluation of degradation of paint coatings — Designation of quantity and size of common types of defectPart 1: General principles and pictorial scales for blistering and rusting