90.20 Standard under periodical review Apr 15, 2024
ISO
ISO/TC 35/SC 12 Preparation of steel substrates before application of paints and related products
International Standard
25.220.10 Surface preparation
Published
Specifies a series of preparation grades for steel surfaces after localized removal of previous paint coatings. Contains photographs showing examples of preparation grades. The various preparation grades are defined by written descriptions. Applicable to surfaces prepared for painting by methods such as blast-cleaning, hand- and power-tool cleaning, and machine abrading.
PUBLISHED
ISO 8501-2:1994
90.20
Standard under periodical review
Apr 15, 2024