
Preparation of steel substrates before application of paints and related products — Analytical colorimetry method to support visual assessment of surface preparation grades
NORMA vydaná dňa 15.7.2019
Designation standards: ISO/TR 22770:2019
Publication date standards: 15.7.2019
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: International technical standard
Kategória: Technické normy ISO
Description / Abstract: This document provides guidance on the usage of analytical colorimetry to support visual assessment of surface preparation grades described in ISO 8501-1:2007, Clause 4. This document provides examples of applications where the use of a colorimeter or spectrophotometer can enable a quick and objective assessment of the preparation grade of the substrate. NOTE The data given in this document was obtained using the methodology described in Annex A.