BS IS0 23458:2020 BSl Standards Publication Fine ceramics (advanced ceramics, advanced technical ceramics) Test method for determining thermal expansion coefficient and residual stress of CvD ceramic coatings bsi. BSISO23458:2020 BRITISH STANDARD Nationalforeword This British Standard is theUK implementation of IS023458:2020. The UK participation in its preparation was entrusted to Technical Committee RPI/13, Advanced technical ceramics. A list of organizations represented on this committee can be obtained on requestto its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. TheBritishStandards Institution2020 Published byBSI Standards Limited 2020 ISBN9780539014808 ICS81.060.30 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the StandardsPolicyandStrategyCommitteeon31May2020. Amendments/corrigendaissuedsincepublication Date Textaffected BS IS0 23458:2020 ISO INTERNATIONAL STANDARD 23458 First edition 2020-05 Fine ceramics (advanced ceramics, advanced technical ceramics) Test method for determining thermal expansion coefficient and residual stress of CvD ceramic coatings Referencenumber IS0 23458:2020(E) ISO @ ISO 2020