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ISO 8504-4:2022

Preparation of steel substrates before application of paints and related products — Surface preparation methods — Part 4: Acid pickling

Aug 11, 2022

General information

60.60     Aug 11, 2022

ISO

ISO/TC 35/SC 12

International Standard

25.220.10  

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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

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PUBLISHED
ISO 8504-4:2022
60.60 Standard published
Aug 11, 2022

National adoptions

SRPS EN ISO 8504-4:2025  
ISS

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

60.60   Standard published

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