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Normas BSI – AENOR
PD ISO/TR 22770:2019

PD 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

Fecha:
2019-07-23 /Definitive
Comité:
STI/21
Equivalencias internacionales:

ISO/TR 22770

Resumen:

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.

Keywords:
Preparation, Steels, Paints, Colorimetry, Surfaces
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