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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 ISO/TR 22770:2019

Publication date:   Jul 15, 2019

General information

60.60 Standard published   Jul 15, 2019

ISO

ISO/TC 35/SC 12 Preparation of steel substrates before application of paints and related products

Technical Report

25.220.10   Surface preparation

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Scope

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.

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PUBLISHED
ISO/TR 22770:2019
60.60 Standard published
Jul 15, 2019