ISO/FDIS 8501-3

Preparation of steel substrates before application of paints and related products — Visual assessment of surface cleanliness — Part 3: Preparation grades of welds, edges and other areas with surface imperfections

General information

Current stage: 50.20 Effective date: May 19, 2025

Originator: ISO

Owner: ISO/TC 35/SC 12

Type: International Standard

Scope

This document exemplifies imperfections that reduce the longevity of a protective coating system if they are not remedied. The preparation grades given in this document have been selected to make steel with imperfections suitable for corrosion protection by paints and related products.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 8501-3:2006

NOW

IN_DEVELOPMENT
ISO/FDIS 8501-3
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
May 19, 2025

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