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ISO 19691:2026

Measurement method of corrosion for weathering steel structures ISO 19691:2026

Publication date:   Oct 21, 2026

General information

60.60   Standard published   Oct 21, 2026

ISO

ISO/TC 156 Corrosion of metals and alloys

International Standard

91.080.13   Steel structures | 77.060   Corrosion of metals

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Scope

This document specifies a method for measuring the corrosion loss of each part of structures using unpainted steel such as weathering steel by using the attached coupons.
This document also provides a prediction method for corrosion loss over a long period from the measurement results and a method for determining the applicability of existing and new constructing weathering steel structures.

Life cycle

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PUBLISHED
ISO 19691:2026
60.60 Standard published
Oct 21, 2026




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