BS ISO 19674 2025.docx

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1、BSISO19674:2025Fineceramics(advancedceramics,advancedtechnicalceramics)MethodsoftestforceramiccoatingsDeterminationofinternalstressinceramiccoatingsbyapplicationoftheStoneyformulabsi.NationalforewordThisBritishStandardistheUKimplementationofISO19674:2025.ItsupersedesBSISO19674:2017,whichiswithdrawn.

2、TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeRPI13,Advancedtechnicalceramics.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitscommitteemanager.ContractualandlegalconsiderationsThispublicationhasbeenpreparedingoodfaith,howevernorepresentation,warranty,assu

3、ranceorundertaking(expressorimplied)isorwillbemade,andnoresponsibilityorliabilityisorwillbeacceptedbyBSIinrelationtotheadequacy,accuracy,completenessorreasonablenessofthispublication.Allandanysuchresponsibilityandliabilityisexpresslydisclaimedtothefullextentpermittedbythelaw.Thispublicationisprovide

4、dasis,andistobeusedattherecipientsownrisk.Therecipientisadvisedtoconsiderseekingprofessionalguidancewithrespecttoitsuseofthispublication.Thispublicationisnotintendedtoconstituteacontract.Usersareresponsibleforitscorrectapplication.TheBritishStandardsInstitution2025PublishedbyBSIStandardsLimited2025I

5、SBN9780539335064ICS81.060.30CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon30June2025.Amendments/corrigendaissuedsincepublicationDateTextaffectedInternationalStandardISO19674Secondeditio

6、n2025-06Fineceramics(advancedceramics,advancedtechnicalceramics)一MethodsoftestforceramiccoatingsDeterminationofinternalstressinceramiccoatingsbyapplicationoftheStoneyformulaCeramiquesfines(ceramiquesavancees,Ceramiquestechniquesavancees)MethodesdessaidesrevelementsceramiquesDeterminationdelacontrain

7、teinternedesrevetementsceramiquesparapplicationdelaformuledeStoneyReferencenumberISO19674:2025(en)COPYRIGHTPROTECTEDDOCUMENTISO2025Allrightsreserved.Unlessotherwisespecified,orrequiredinthecontextofitsimplementation,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,elect

8、ronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO,smemberbodyinthecountryoftherequester.ISOcopyrightofficeCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.

9、orgWebsite:www.iso.orgPublishedinSwitzerlandContentsPageForewordivIntroductionv1 Scope12 Normativereferences13 Termsanddefinitions14 Principle15 Apparatus26 Preparationoftestspecimens36.1 Material36.2 Samplegeometry36.3 Samplesurfacefinish36.4 Sampledimensions37 Procedure47.1 Measuringrangeandinitia

10、lprofile47.2 Depositionofthecoating47.3 Coatingthickness57.4 Adjustingthesamplegeometryafterdepositionofthecoating57.5 Measuringthefinalprofile57.6 Calculationofstress67.6.1 fs0,0267.6.2 0,02fs0,177.7 Numberofrepeatmeasurements78 Limitstomethod79 Testreport7Annex A (informative)Determinationofsuitab

11、ledimensionsforthetestsample9Annex B (informative)Internalstresscalculationinceramiccoatingofrealcomponents11Bibliography13ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycar

12、riedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmentabinliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalEle

13、ctrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentsshouldbenoted.Thisdocument

14、wasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(seewww.iso.org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnopositionconcerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereo

15、f.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailableatwww.iso.org/patents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconformityassessment,aswellasinformationaboutISOsadherence