ISO/TR 22770:2019

ISO/TR 22770:2019 Preparation of steel substrates before application of paints and related products - Analytical colorimetry method to support visual assessment of surface preparation grades
standard by International Organization for Standardization (Technical Report), 07/01/2019

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Full Description

ISO/TR 22770:2019 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.