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EN ISO 8504-4:2024

Preparation of steel substrates before application of paints and related products - Surface preparation methods - Part 4: Acid pickling (ISO 8504-4:2022) EN ISO 8504-4:2024

Publication date:   Feb 19, 2025

General information

60.60   Standard published   Dec 11, 2024

CEN

CEN/TC 139 Paints and varnishes

European Norm

25.220.10   Surface preparation

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Scope

This document describes the typical method for acid pickling generally used in a shop facility for the preparation of steel substrates before application of paints and related products. It is in general applicable to new steelwork.
This method is essentially intended to remove rust and mill scale. Typically, only slight oil residues can be removed during this process. It can be used on steel surfaces that are easily deformed by abrasive blasting.

Life cycle

NOW

PUBLISHED
EN ISO 8504-4:2024
60.60 Standard published
Dec 11, 2024

Relations

Adopted from ISO 8504-4:2022 IDENTICAL




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