BS EN ISO 8044-2015 Corrosion of metals and alloys — Basic terms and definitions

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1、BSENISO8044:2015BSIStandardsPublicationCorrosionofmetalsandalloys—BasictermsanddefinitionsBSENISO8044:2015BRITISHSTANDARDNationalforewordThisBritishStandardistheUKimplementationofENISO8044:2015.ItsupersedesBSENISO8044:2000whichiswithdrawn.BSI,asamemberofCEN,isobligedtopublishENISO8044asaBritishS

2、tandard.However,attentionisdrawntoaspecificpartofthestandardthattheUKcommitteedidnotagreewith.TheNote1toClause4.13andthedefinitioninClause4.14arecon-sideredinsufficientlyaccurate.Whilsttheinstant-offpotentialmayapproachtheIR-dropcorrectedvalueitwillnormallybeinerrorduetoequalisationcurrents,unin

3、terruptedcurrentsandstraycurrentswhichhavenotbeenswitchedoff.SeeBSEN13509AnnexFforthecalculationofIRfreepotential.On-potentialswillnormallycontainsignificantIR-droperrorsandbemorenegativethaninstant-off,IR-dropcorrectedorIRfreepotentials.TheUKparticipationinitspreparationwasentrustedtoTechnicalC

4、ommitteeISE/NFE/8,Corrosionofmetalsandalloys.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.©TheBritishStandardsInstitution2015.PublishedbyBS

5、IStandardsLimited2015ISBN9780580862540ICS01.040.77;77.060CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31October2015.Amendments/corrigendaissuedsincepublicationDateTextaffectedEUROP

6、EANSTANDARDENISO8044NORMEEUROPÉENNEEUROPÄISCHENORMSeptember2015ICS77.060;01.040.77SupersedesENISO8044:1999EnglishVersionCorrosionofmetalsandalloys-Basictermsanddefinitions(ISO8044:2015)Corrosiondesmétauxetalliages-TermesprincipauxKorrosionvonMetallenundLegierungen-etdéfinitions(ISO8044:2015)Grun

7、dbegriffe(ISO8044:2015)ThisEuropeanStandardwasapprovedbyCENon13May2015.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithou