ISO 8501-3:2025

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

OVERVIEW

This document provides requirements to identify visible imperfections and defines three preparation grades for welds, edges and surfaces of steel to assist in achieving efficient corrosion protection. Such imperfections can be visible before or can become visible after an abrasive blast cleaning process.

NOTE       Although this document has been developed specifically for preparation of steel, the defined preparation grades will generally be appropriate for use when preparing other metal surfaces e.g. aluminium, castings, if agreed.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2025
No. of Pages 13
ICS Classification 25.220.10 Surface preparation
Committee ISO/TC 35/SC 12
Available for Purchase For sale in Singapore only
Adoption ISO : 0