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ISO/WD 26274

Specifications and requirements for laser cladding coatings on key components of thermal power generation equipment

General information

20.20     Apr 22, 2026

ISO

ISO/TC 107

International Standard

Scope

This document specifies recommendations and requirements for the selection of coating materials, pretreatment, coating preparation and post-treatment, as well as quality and performance evaluation of laser cladding coatings used for cold hoppers, water walls, high-pressure turbine blades, and low-pressure turbine blades of thermal power generation equipment.

Life cycle

NOW

PROJECT
ISO/WD 26274
20.20 Working draft (WD) study initiated
Apr 22, 2026