ISO 25457-2023.docx

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1、INTERNATIONA1.STANDARDISO25457editionSecond2023-10Oi1.andgasindustriesinc1.uding1.owercarbonenergyF1.aredetai1.sforgenera1.refineryandpetrochemica1.serviceIndustriesdupetro1.eetdugaz,ycomprisIesenergiesafaib1.eteneurencarboneDetai1.ssur1.estorchesdusagegenera1.dansIesraffineriesetdansIesusinesp1.roc

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8、eementontechnica1.cooperationbetweenISOandCEN(ViennaAgreement).Thissecondeditioncance1.sandrep1.acesthefirstedition(ISO25457:2008),whichhasbeentechnica1.1.yrevised.Thisdocumentsupp1.ementsAPIStd537,3r*edition(2017)inc1.udingAddendum1.Thetechnica1.requirementsofthisdocumentandAPIStd537usedtobeidentic

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10、t物鼠1.比鹤和由fWhstftft1.iesthiscahdggHRftHFh。UWWW!隐图membe得；Wi1.nationa1.standardsbody.AOi1.andgasindustriesinc1.uding1.owercarbonenergy一F1.aredetai1.sforgenera1.refineryandpetrochemica1.service1 Scopepressure-re1.ievingmaintenancevapor-depressurizingSystemscombustionpetro1.eum,petrochemica1.,Componentsn

11、atura1.gasapp1.icationsdocumentisPnniari1.yandintendcdpracticcsonshorcse1.ection,specification,re1.atedmechanica1.Thisdocumentapp1.icab1.esupp1.ementexceptionsspecifiedin(2017)document.Addendum1,therequirements2 Normativereferencesconstitutesrequircments1.atestcditiondocumcnt.rcfercncedrefercnccs,(i

12、nc1.udingamendments)app1.ies.app1.ies.Industries,S37,ThirdAddendu11(2020)AddendumtoF1.areDetai1.sforPetro1.eum,Petrochemica1.,andNatura1.Gas3 Termsanddefinitionsthefo1.1.owingapp1.y.ISOOn1.inebrowsingp1.atform：avai1.ab1.eatHtpst/wwwdse.wg/obp3.1ba1.1.istic/pyrotechnica1.ignitionsystem4Supp1.ementsto

13、API537,3rdedition(2017)4.1Genera1.requirementsand-4.Thisdocumentspecifiesrequirementsandprovidesguidancefbrthese1.ection,design,specification,operation,andandoff1.aresre1.atedfbrandmechanica1.andusedinindustries.Whi1.ethisisinc1.uded.Guidancebestforforthefaci1.ities,guidanceandtooffshoredetai1.sforf

14、1.aresandonthedesign,operation,andmaintenanceoff1.arecombustionandre1.atedequipmentisa1.soprovided.ofwhichareiswiththeAPI537,3meditionthisinc1.udingThefo1.1.owingdocumentsarereferredtointhetextinsuchawaythatsomeora1.1.oftheircontentundatedreferences,theofthisoftheFordateddocumenton1.ytheanyeditioncitedEorAPIStd537,3rdedition(2017),F1.areDetai1.sforPetro1.eum,Petnychemica1.fandNatura1.GasIndustriesAPIStdEdition1,Forthepurposesofthisdocument,thetennsanddefinitionsgiveninAPI537,3rdedition(2017)andISOandIECmaintaintermino1.ogydatabasesfbruse