GB/T 46781-2025 Active National standards

GB/T 46781-2025 Metallic and other inorganic coatings—Determination of thermal conductivity of thermal barrier coatings

Publish Date: 2025-12-02 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 46781-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Material protection

ICS Name: Surface treatment

Publish Date: 2025-12-02

Implement Date: 2026-07-01

Pages: 24 pages

Scope

This document describes the method of measuring the thermal conductivity of thermal barrier coatings composed of a metal bonding layer and a ceramic surface layer at room temperature, perpendicular to the surface of the coating.
This document is applicable to the measurement of the thermal conductivity of thermal barrier coatings.

Development Information

Word Count: 33 Thousand words Pages: 24 pages

Referenced Standards

GB/T 6462-1986 Metallic and oxide coatings—Measurement of coating thickness—Microscopical method GB/T 6462-2005 Metallic and oxide coatings—Measurement of coating thickness—Microscopical method GB/T 6462-2025 Metallic and oxide coatings—Measurement of coating thinckness—Microscopical method ISO 18755:2022 ASTM E1269-11 EN 821-3:2005

Adopt standards

ISO 18555:2016

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