API, ASME - API 579-1_ASME FFS-1 Fitness-For-Service-API, ASME (2016).pdf

API, ASME - API 579-1_ASME FFS-1 Fitness-For-Service-API, ASME (2016).pdf

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Fitness-For-ServiceAPI579-1/ASMEFFS-1,June,2016IntentionallyLeftBlankAPI579-1/ASMEFFS-12016Fitness-For-ServiceiiiForewordIncontrasttothestraightforwardandconservativecalculationsthataretypicallyfoundindesigncodes,moresophisticatedassessmentofmetallurgicalconditionsandanalysesoflocalstressesandstrainscanmorepreciselyindicatewhetheroperatingequipmentisfitforitsintendedserviceorwhetherparticularfabricationdefectsorin-servicedeteriorationthreatenitsintegrity.Suchanalysesofferasoundbasisfordecisionstocontinuetorunasisortoalter,repair,monitor,retireorreplacetheequipment.ThepublicationoftheAmericanPetroleumInstitutesRecommendedPractice579,Fitness-For-Service,inJanuary2000providedtherefiningandpetrochemicalindustrywithacompendiumofconsensusmethodsforreliableassessmentofthestructuralintegrityofequipmentcontainingidentifiedflawsordamage.APIRP579waswrittentobeusedinconjunctionwiththerefiningandpetrochemicalindustrysexistingcodesforpressurevessels,pipingandabovegroundstoragetanks（API510,API570andAPI653）.ThestandardizedFitness-For-ServiceassessmentprocedurespresentedinAPIRP579providetechnicallysoundconsensusapproachesthatensurethesafetyofplantpersonnelandthepublicwhileagingequipmentcontinuestooperate,andcanbeusedtooptimizemaintenanceandoperationpractices,maintainavailabilityandenhancethelong-termeconomicperformanceofplantequipment.RecommendedPractice579waspreparedbyacommitteeoftheAmericanPetroleumInstitutewithrepresentativesoftheChemicalManufacturersAssociation,aswellassomeindividualsassociatedwithrelatedindustries.ItgrewoutofaresourcedocumentdevelopedbyaJointIndustryProgramonFitness-For-ServiceadministeredbyTheMaterialsPropertiesCouncil.Althoughitincorporatedthebestpracticesknowntothecommitteemembers,itwaswrittenasaRecommendedPracticeratherthanasamandatorystandardorcode.WhileAPIwasdevelopingFitness-For-Servicemethodologyfortherefiningandpetrochemicalindustry,theAmericanSocietyofMechanicalEngineers（ASME）alsobegantoaddresspost-constructionintegrityissues.Realizingthepossibilityofoverlap,duplicationandconflictinparallelstandards,ASMEandAPIformedtheFitness-For-ServiceJointCommitteein2001todevelopandmaintainaFitness-For-Servicestandardforequipmentoperatedinawiderangeofprocess,manufacturingandpowergenerationindustries.Itwasintendedthatthiscollaborationwouldpromotethewidespreadadoptionofthesepracticesbyregulatorybodies.TheJointCommitteeincludedtheoriginalmembersoftheAPICommitteethatwroteRecommendedPractice579,complementedbyasimilarnumberofASMEmembersrepresentingsimilarareasofexpertiseinotherindustriessuchaschemicals,powergenerationandpulpandpaper.Inadditiontoownerrepresentatives,itincludedsubstantialinternationalparticipationandsubjectmatterexpertsfromuniversitiesandconsultingfirms.InJune2007,theFitness-For-ServiceJointCommitteepublishedthefirsteditionofAPI579-1/ASMEFFS-1Fitness-For-Service.The2016publicationofAPI579-1/ASMEFFS-1includesanumberofmodificationsandtechnicalimprovements.Someofthemoresignificantchangesarethefollowing:

Reorganizedthestandardtofacilitateuseandupdates.Expandedequipmentdesigncodecoverage.AddedAnnexforestablishinganallowableRemainingStrengthFactor（RSF）.SimplifiedLevel1criterionforthecircumferentialextentofaLocalThinArea（LTA）throughthemodificationoftheTypeAComponentdefinitionandsubdivisionofTypeBComponentsintoClass1orClass2.Updatedcrack-likeflawinteractionrules.Re-wroteweldresidualstresssolutionAnnexforuseintheassessmentofcrack-likeflaws.API579-1/ASMEFFS-12016Fitness-For-ServiceivUpdatedguidanceonmaterialtoughnesspredictionsforuseintheassessmentofcrack-likeflaws.Updatedevaluationproceduresfortheassessmentofcreepdamage.AddedAnnexcoveringmetallurgicalinvestigationandevaluationofmechanicalpropertiesinafiredamageassessment.DevelopednewPart14coveringtheassessmentoffatiguedamage.Thispublicationiswrittenasastandard.Itswordsshallandmustindicateexplicitrequirementsthatareessentialforanassessmentproceduretobecorrect.Thewordshouldindicatesrecommendationsthataregoodpracticebutnotessential.Thewordmayindicaterecommendationsthatareoptional.MostofthetechnologythatunderliesthisstandardwasdevelopedbytheJointIndustryProgramonFitness-For-Service,administeredbyTheMaterialsPropertiesCouncil.Thesponsorshipofthemembercompaniesofthisresearchconsortiumandthevoluntaryeffortsoftheircompanyrepresentativesareacknowledgedwithgratitude.Thecommitteeencouragesthebroaduseofthestate-of-the-artmethodspresentedhereforevaluatingalltypesofpressurevessels,boilercomponents,pipingandtanks.Thecommitteeintendstocontinuouslyimprovethisstandardasimprovedmethodologyisdevelopedandasuserfeedbackisreceived.Allusersareencouragedtoinformthecommitteeiftheydiscoverareasinwhichtheseproceduresshouldbecorrected,revisedorexpanded.SuggestionsshouldbesubmittedtotheSecretary,API/ASMEFitness-For-ServiceJointCommittee,TheAmericanSocietyofMechanicalEngineers,TwoParkAvenue,NewYork,NY10016,orSecretaryFFSasme.org.Thereisanoptionavailabletoreceiveane-mailnotificationwhenerrataarepostedtoaparticularcodeorstandard.ThisoptioncanbefoundontheCommitteeWebathttp:

/go.asme.org/ffscommitteeafterselecting“errata”inthe“PublicationInformation”section.ThisstandardisunderthejurisdictionoftheASMEBoardonPressureTechnologyCodesandStandardsandtheAPICRECommitteeandisthedirectresponsibilityoftheAPI/ASMEFitness-For-ServiceJointCommittee.TheAmericanNationalStandardsInstituteapprovedAPI579-1/ASMEFFS-12016inJune,2016.Althougheveryefforthasbeenmadetoassuretheaccuracyandreliabilityoftheinformationthatispresentedinthisstandard,APIandASMEmakenorepresentation,warranty,orguaranteeinconnectionwiththispublicationandexpresslydisclaimanyliabilityorresponsibilityforlossordamageresultingfromitsuseorfortheviolationofanyregulationwithwhichthispublicationmayconflict.API579-1/ASMEFFS-12016Fitness-For-ServicevSpecialNotesThisinternationalcodeorstandardwasdevelopedunderASME/APIJointCommitteeonFitness-For-ServicePoliciesandProcedureswhichwereapprovedbyANSIandaccreditedasmeetingthecriteriaforAmericanNationalStandardsanditisanAmericanNationalStandard.TheStandardsCommitteethatapprovedthecodeorstandardwasbalancedtoassurethatindividualsfromcompetentandconcernedinterestshavehadanopportunitytoparticipate.Theproposedcodeorstandardwasmadeavailableforpublicreviewandcommentthatprovidesanopportunityforadditionalpublicinputfromindustry,academia,regulatoryagencies,andthepublic-at-large.Thisdocumentaddressesproblemsofageneralnature.Withrespecttoparticularcircumstances,local,state,andfederallawsandregulationsshouldbereviewed.Nothingcontainedinthisdocumentistobeconstruedasgrantinganyright,byimplicationorotherwise,forthemanufacture,sale,oruseofanymethod,apparatus,orproductcoveredbyletterspatent.Neithershouldanythingcontainedinthisdocumentbeconstruedasinsuringanyoneagainstliabilityforinfringementofletterspatent.NeitherAPInorASMEnoranyemployees,subcontractors,consultants,committees,orotherassigneesofAPIorASMEmakeanywarrantyorrepresentation,eitherexpressorimplied,withrespecttotheaccuracy,completeness,orusefulnessoftheinformationcontainedherein,orassumeanyliabilityorresponsibilityforanyuse,ortheresultsofsuchuse,ofanyinformationorprocessdisclosedinthisdocument.NeitherAPInorASMEnoranyemployees,subcontractors,consultants,orotherassigneesofAPIorASMErepresentthatuseofthisdocumentwouldnotinfringeuponprivatelyownedrights.Thisdocumentmaybeusedbyanyonedesiringtodoso.Everyefforthasbeenmadetoassuretheaccuracyandreliabilityofthedatacontainedherein;however,APIandASMEmakenorepresentation,warranty,orguaranteeinconnectionwiththisdocumentandherebyexpresslydisclaimanyliabilityorresponsibilityforlossordamageresultingfromitsuseorfortheviolationofanyrequirementsofauthoritieshavingjurisdictionwithwhichthisdocumentmayconflict.Thisdocumentispublishedtofacilitatethebroadavailabilityofproven,soundengineeringandoperatingpractices.Thisdocumentisnotintendedtoobviatetheneedforapplyingsoundengineeringjudgmentregardingwhenandwherethisdocumentshouldbeutilized.Theformulationandpublicationofthisdocumentisnotintendedinanywaytoinhibitanyonefromusinganyotherpractices.Classifiedareasmayvarydependingonthelocation,conditions,equipment,andsubstancesinvolvedinanygivensituation.UsersofthisStandardshouldconsultwiththeappropriateauthoritieshavingjurisdiction.Worksitesandequipmentoperationsmaydiffer.UsersaresolelyresponsibleforassessingtheirspecificequipmentandpremisesindeterminingtheappropriatenessofapplyingtheInstructions.Atalltimesusersshouldemploysoundbusiness,scientific,engineering,andjudgmentsafetywhenusingthisStandard.UsersofthisStandardshouldnotrelyexclusivelyontheinformationcontainedinthisdocument.Soundbusiness,scientific,engineering,andsafetyjudgmentshouldbeusedinemployingtheinformationcontainedherein.APIandASMEarenotundertakingtomeetthedutiesofemployers,manufacturers,orsupplierstowarnandp