ISO 23458:2020
Fine ceramics (advanced ceramics, advanced technical ceramics) — Test method for determining thermal expansion coefficient and residual stress of CVD ceramic coatings

Standard No.
ISO 23458:2020
Release Date
2020
Published By
International Organization for Standardization (ISO)
Latest
ISO 23458:2020
Scope
This document specifies a test method for determining thermal expansion coefficient up to 2300 K and the residual stress of chemical vapour deposition (CVD) ceramic coatings (thickness > 0,03 mm) at room temperature. Procedures for test piece preparation, test modes, heat rate, data collection, property calculations and reporting procedures are given. This document applies to CVD ceramic coatings on metal or ceramic substrates. This test method can be used for material research, quality control, characterization and design data-generation purposes.

ISO 23458:2020 Referenced Document

  • IEC 60584-1 Thermocouples - Part 1: Ed. 3.0: EMF specifications and tolerances
  • ISO 17139 Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical properties of ceramic composites - Determination of thermal expansion
  • ISO 19603 Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for determining elastic modulus and bending strength of thick ceramic coatings
  • ISO 3611 Geometrical product specifications (GPS) — Dimensional measuring equipment — Design and metrological characteristics of micrometers for external measurements*2023-05-01 Update

ISO 23458:2020 history

  • 2020 ISO 23458:2020 Fine ceramics (advanced ceramics, advanced technical ceramics) — Test method for determining thermal expansion coefficient and residual stress of CVD ceramic coatings
Fine ceramics (advanced ceramics, advanced technical ceramics) — Test method for determining thermal expansion coefficient and residual stress of CVD ceramic coatings



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