AS 16279:2002 pdf download.Metal finishing—Preparation and pretreatment of surfaces Part 9: Pictorial surface preparation standards for painting steel surfaces. I SCOPE This Standard specifies a series of rust grades and preparation grades of steel surfaces by reference to ISO 8501-1:1988. 2 REFERENCE DOCUMENTS The following document is referred to in this Standard: ISO 8501 Preparation of steel substrates before application...