NF EN ISO 8502-9

NF EN ISO 8502-9

January 2001
Standard Cancelled

Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 9 : field method for the conductometric determination of water-soluble salts

La présente partie de l'ISO 8502 décrit une méthode in situ permettant d'évaluer la densité de surface totale des divers sels solubles dans l'eau (principalement chlorures et sulfates) sur les subjectiles d'acier avant ou après la préparation de surface. Les densités de surface individuelles de chlorures, sulfates, etc. ne peuvent pas être déterminées par cette méthode. La méthode évalue seulement les contaminants ioniques. Ceux-ci représentent la majeure partie de la contamination.

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Main informations

Collections

National standards and national normative documents

Publication date

January 2001

Number of pages

13 p.

Reference

NF EN ISO 8502-9

ICS Codes

25.220.10   Surface preparation

Classification index

T35-502-9

Print number

1 - 17/09/2003

International kinship

ISO 8502-9:1998

European kinship

EN ISO 8502-9:2000
Sumary
Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 9 : field method for the conductometric determination of water-soluble salts

La présente partie de l'ISO 8502 décrit une méthode in situ permettant d'évaluer la densité de surface totale des divers sels solubles dans l'eau (principalement chlorures et sulfates) sur les subjectiles d'acier avant ou après la préparation de surface. Les densités de surface individuelles de chlorures, sulfates, etc. ne peuvent pas être déterminées par cette méthode. La méthode évalue seulement les contaminants ioniques. Ceux-ci représentent la majeure partie de la contamination.

Standard replaced by (1)
NF EN ISO 8502-9
September 2020
Standard Current
Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 9 : field method for the conductometric determination of water-soluble salts

This document specifies a field method for the assessment of the surface density of various water-soluble salts on steel surfaces, before and/or after surface preparation, by conductometric determination. The individual surface densities of the salt composition like chlorides, sulphates, sodium, etc, cannot be determined by this method. This method assesses only contaminants that forms an electrolyte (ions) when in contact with water. These represent the greater part of the contaminants.

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