ISO/AWI 21227-4

Paints and varnishes — Evaluation of defects on coated surfaces using optical imaging — Part 4: Evaluation of filiform corrosion

General information

Current stage: 20.00 Effective date: Jul 1, 2022

Originator: ISO

Owner: ISO/TC 35/SC 9

Type: International Standard

Scope

ISO 21227-4:2008 describes a method for evaluating filiform corrosion by means of digital optical imaging. Only the evalution procedure is described. The filiform corrosion itself is produced in accordance with other standards.

Life cycle

PREVIOUSLY

Revises
ISO 21227-4:2008

NOW

IN_DEVELOPMENT
ISO/AWI 21227-4
20.00 New project registered in TC/SC work programme
Jul 1, 2022

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