ISO 15500-2-2012 Compressed Natural Gas （CNG） Fuel System Components - Part 2

ISO2012ROADVEHICLESCOMPRESSEDNATURALGASCNGFUELSYSTEMCOMPONENTSPART2PERFORMANCEANDGENERALTESTMETHODSVHICULESROUTIERSCOMPOSANTSDESSYSTMESDECOMBUSTIBLEGAZNATURELCOMPRIMGNCPARTIE2PERFORMANCESETMTHODESDESSAIGNRALESINTERNATIONALSTANDARDISO155002SECONDEDITION20120415REFERENCENUMBERISO1550022012EISO1550022012EIIISO2012ALLRIGHTSRESERVEDCOPYRIGHTPROTECTEDDOCUMENTISO2012ALLRIGHTSRESERVEDUNLESSOTHERWISESPECIFIED,NOPARTOFTHISPUBLICATIONMAYBEREPRODUCEDORUTILIZEDINANYFORMORBYANYMEANS,ELECTRONICORMECHANICAL,INCLUDINGPHOTOCOPYINGANDMICROFILM,WITHOUTPERMISSIONINWRITINGFROMEITHERISOATTHEADDRESSBELOWORISOSMEMBERBODYINTHECOUNTRYOFTHEREQUESTERISOCOPYRIGHTOFFICECASEPOSTALE56CH1211GENEVA20TEL41227490111FAX41227490947EMAILCOPYRIGHTISOORGWEBWWWISOORGPUBLISHEDINSWITZERLANDISO1550022012EISO2012ALLRIGHTSRESERVEDIIICONTENTSPAGEFOREWORDIVINTRODUCTIONVI1SCOPE12NORMATIVEREFERENCES13TERMSANDDEFINITIONS14GENERAL15HYDROSTATICSTRENGTH26LEAKAGE261GENERAL262EXTERNALLEAKAGE263INTERNALLEAKAGE264TESTCONDITIONS37EXCESSTORQUERESISTANCE38BENDINGMOMENT39CONTINUEDOPERATION491GENERAL492TESTMETHODS510CORROSIONRESISTANCE511OXYGENAGEING612ELECTRICALOVERVOLTAGES613NONMETALLICMATERIALIMMERSION614VIBRATIONRESISTANCE715BRASSMATERIALCOMPATIBILITY7BIBLIOGRAPHY8ISO1550022012EFOREWORDISOTHEINTERNATIONALORGANIZATIONFORSTANDARDIZATIONISAWORLDWIDEFEDERATIONOFNATIONALSTANDARDSBODIESISOMEMBERBODIESTHEWORKOFPREPARINGINTERNATIONALSTANDARDSISNORMALLYCARRIEDOUTTHROUGHISOTECHNICALCOMMITTEESEACHMEMBERBODYINTERESTEDINASUBJECTFORWHICHATECHNICALCOMMITTEEHASBEENESTABLISHEDHASTHERIGHTTOBEREPRESENTEDONTHATCOMMITTEEINTERNATIONALORGANIZATIONS,GOVERNMENTALANDNONGOVERNMENTAL,INLIAISONWITHISO,ALSOTAKEPARTINTHEWORKISOCOLLABORATESCLOSELYWITHTHEINTERNATIONALELECTROTECHNICALCOMMISSIONIECONALLMATTERSOFELECTROTECHNICALSTANDARDIZATIONINTERNATIONALSTANDARDSAREDRAFTEDINACCORDANCEWITHTHERULESGIVENINTHEISO/IECDIRECTIVES,PART2THEMAINTASKOFTECHNICALCOMMITTEESISTOPREPAREINTERNATIONALSTANDARDSDRAFTINTERNATIONALSTANDARDSADOPTEDBYTHETECHNICALCOMMITTEESARECIRCULATEDTOTHEMEMBERBODIESFORVOTINGPUBLICATIONASANINTERNATIONALSTANDARDREQUIRESAPPROVALBYATLEAST75OFTHEMEMBERBODIESCASTINGAVOTEATTENTIONISDRAWNTOTHEPOSSIBILITYTHATSOMEOFTHEELEMENTSOFTHISDOCUMENTMAYBETHESUBJECTOFPATENTRIGHTSISOSHALLNOTBEHELDRESPONSIBLEFORIDENTIFYINGANYORALLSUCHPATENTRIGHTSISO155002WASPREPAREDBYTECHNICALCOMMITTEEISO/TC22,ROADVEHICLES,SUBCOMMITTEESC25,VEHICLESUSINGGASEOUSFUELSTHISSECONDEDITIONCANCELSANDREPLACESTHEFIRSTEDITIONISO1550022001,WHICHHASBEENTECHNICALLYREVISEDISO15500CONSISTSOFTHEFOLLOWINGPARTS,UNDERTHEGENERALTITLEROADVEHICLESCOMPRESSEDNATURALGASCNGFUELSYSTEMCOMPONENTSPART1GENERALREQUIREMENTSANDDEFINITIONSPART2PERFORMANCEANDGENERALTESTMETHODSPART3CHECKVALVEPART4MANUALVALVEPART5MANUALCYLINDERVALVEPART6AUTOMATICVALVEPART7GASINJECTORPART8PRESSUREINDICATORPART9PRESSUREREGULATORPART10GASFLOWADJUSTERPART11GAS/AIRMIXERPART12PRESSURERELIEFVALVEPRVPART13PRESSURERELIEFDEVICEPRDPART14EXCESSFLOWVALVEPART15GASTIGHTHOUSINGANDVENTILATIONHOSEPART16RIGIDFUELLINEINSTAINLESSSTEELPART17FLEXIBLEFUELLINEPART18FILTERPART19FITTINGSIVISO2012ALLRIGHTSRESERVEDISO1550022012EPART20RIGIDFUELLINEINMATERIALOTHERTHANSTAINLESSSTEELISO2012ALLRIGHTSRESERVEDVISO1550022012EINTRODUCTIONFORTHEPURPOSESOFTHISPARTOFISO15500,ALLFUELSYSTEMCOMPONENTSINCONTACTWITHNATURALGASHAVEBEENCONSIDEREDSUITABLEFORNATURALGASASDEFINEDINISO15403HOWEVER,ITISRECOGNIZEDTHATMISCELLANEOUSCOMPONENTSNOTSPECIFICALLYCOVEREDHEREINCANBEEXAMINEDTOMEETTHECRITERIAOFTHISPARTOFISO15500ANDCANBETESTEDINACCORDANCEWITHTHEAPPROPRIATEFUNCTIONALTESTSALLREFERENCESTOPRESSUREINTHISPARTOFISO15500ARECONSIDEREDTOBEGAUGEPRESSURESUNLESSOTHERWISESPECIFIEDTHISPARTOFISO15500ISBASEDONASERVICEPRESSUREFORNATURALGASUSEDASFUELOF20MPA200BAR1,SETTLEDAT15COTHERSERVICEPRESSURESCANBEACCOMODATEDBYADJUSTINGTHEPRESSUREBYTHEAPPROPRIATEFACTORRATIOFOREXAMPLE,A25MPA250BARSERVICEPRESSURESYSTEMWILLREQUIREPRESSURESTOBEMULTIPLIEDBY1,2511BAR0,1MPA105PA1MPA1N/MM2VIISO2012ALLRIGHTSRESERVEDINTERNATIONALSTANDARDISO1550022012EROADVEHICLESCOMPRESSEDNATURALGASCNGFUELSYSTEMCOMPONENTSPART2PERFORMANCEANDGENERALTESTMETHODS1SCOPETHISPARTOFISO15500SPECIFIESPERFORMANCEANDGENERALTESTMETHODSFORCOMPRESSEDNATURALGASCNGFUELSYSTEMCOMPONENTSINTENDEDFORUSEONTHETYPESOFMOTORVEHICLESDEFINEDINISO3833THISPARTOFISO15500ISAPPLICABLETOVEHICLESMONOFUEL,BIFUELORDUALFUELAPPLICATIONSUSINGCOMPRESSEDNATURALGASINACCORDANCEWITHISO15403ITISNOTAPPLICABLETOTHEFOLLOWINGALIQUEFIEDNATURALGASLNGFUELSYSTEMCOMPONENTSLOCATEDUPSTREAMOF,ANDINCLUDING,THEVAPORIZERBFUELCONTAINERSCSTATIONARYGASENGINESDCONTAINERMOUNTINGHARDWAREEELECTRONICFUELMANAGEMENTFREFUELLINGRECEPTACLES2NORMATIVEREFERENCESTHEFOLLOWINGREFERENCEDDOCUMENTSAREINDISPENSABLEFORTHEAPPLICATIONOFTHISDOCUMENTFORDATEDREFERENCES,ONLYTHEEDITIONCITEDAPPLIESFORUNDATEDREFERENCES,THELATESTEDITIONOFTHEREFERENCEDDOCUMENTINCLUDINGANYAMENDMENTSAPPLIESISO188,RUBBER,VULCANIZEDORTHERMOPLASTICACCELERATEDAGEINGANDHEATRESISTANCETESTSISO1817,RUBBER,VULCANIZEDORTHERMOPLASTICDETERMINATIONOFTHEEFFECTOFLIQUIDSISO9227,CORROSIONTESTSINARTIFICIALATMOSPHERESSALTSPRAYTESTSISO1550012000,ROADVEHICLESCOMPRESSEDNATURALGASCNGFUELSYSTEMCOMPONENTSPART1GENERALREQUIREMENTSANDDEFINITIONS3TERMSANDDEFINITIONSFORTHEPURPOSESOFTHISDOCUMENT,THETERMSANDDEFINITIONSGIVENINISO155001APPLY4GENERAL41UNLESSOTHERWISESTATED,THETESTSSHALLBECONDUCTEDATAROOMTEMPERATUREOF20C5C42COMPONENTSSHALLCOMPLYWITHTHETESTSSPECIFIEDINTHISPARTOFISO15500ASWELLASTHERELEVANTPARTSOFISO15500,ASAPPLICABLEFOREACHCOMPONENTISO2012ALLRIGHTSRESERVED1ISO1550022012ENOTEBECAUSEOFTHEPECULIARITIESOFSOMECOMPONENTS,THELISTOFTESTSGIVENINTHISPARTOFISO15500CLAUSES5TO15ISNOTEXHAUSTIVEWHEREADDITIONALTESTSAREREQUIRED,THEIRPROVISIONSAREGIVENINOTHERPARTSOFISO1550043UNLESSOTHERWISESPECIFIED,ALLTESTSSHALLBECONDUCTEDUSINGDRYAIRORNITROGENTESTSMAYALSOBECONDUCTEDWITHNATURALGASPROVIDEDAPPROPRIATESAFETYMEASURESARETAKENTHEDEWPOINTOFTHETESTGASATTHETESTPRESSURESHALLBEATTHETEMPERATUREATWHICHTHEREISNOICING,ORHYDRATEORLIQUIDFORMATION5HYDROSTATICSTRENGTHACOMPONENTSHALLNOTSHOWANYVISIBLEEVIDENCEOFRUPTUREWHENSUBJECTEDTOTHEFOLLOWINGTESTPROCEDUREPLUGTHEOUTLETOPENINGOFTHECOMPONENTANDHAVETHEVALVESEATSORINTERNALBLOCKSASSUMETHEOPENPOSITIONAPPLY,WITHATESTFLUID,THEHYDROSTATICPRESSURESPECIFIEDINTHEAPPLICABLEPARTOFISO15500TOTHEINLETOFTHECOMPONENTFORAPERIODOFATLEAST3MINTHEHYDROSTATICPRESSURESHALLTHENBEINCREASEDATARATEOFLESSTHANOREQUALTO1,4MPA/SUNTILCOMPONENTFAILURETHEHYDROSTATICPRESSUREATFAILURESHALLBERECORDEDTHEFAILUREPRESSUREOFPREVIOUSLYTESTEDCOMPONENTSSHALLBENOLESSTHAN80OFTHEFAILUREPRESSUREOFTHEVIRGINCOMPONENTTHESAMPLESUSEDINTHISTESTSHALLNOTBEUSEDFORANYOTHERTESTING6LEAKAGE61GENERAL611PRIORTOCONDITIONING,PURGETHECOMPONENTWITHNITROGEN,THENSEALITAT30OFTHEWORKINGPRESSUREUSINGNITROGEN,DRYAIRORNATURALGAS612CONDUCTALLTESTSWHILETHEDEVICEISCONTINUOUSLYEXPOSEDTOTHESPECIFIEDTESTTEMPERATURESTHEDEVICESHALLEITHERBEBUBBLEFREEORDISPLAYALEAKAGERATEOFLESSTHAN20NCM3/HWHENSUBJECTEDTOTHEFOLLOWINGTESTMETHODIFCOMPONENTSARESUBJECTEDTOMORETHANONEWORKINGPRESSURE,THETESTMAYBECONDUCTEDINSUBSEQUENTSTEPS62EXTERNALLEAKAGE621PLUGEACHDEVICEOUTLETINTOTHEAPPROPRIATEMATINGCONNECTION622APPLYPRESSURIZEDAIR,NITROGENORNATURALGASTOTHEINLETOFTHETESTDEVICE623ATALLTESTTEMPERATURES,IMMERSETHECOMPONENTSINASUITABLETESTMEDIUMFOR2MIN030SORUSEAHELIUMVACUUMTESTGLOBALACCUMULATIONMETHODOROTHEREQUIVALENTMETHOD624IFTHEREARENOBUBBLESFORTHESPECIFIEDTIMEPERIOD,THESAMPLEPASSESTHETESTIFBUBBLESAREDETECTED,MEASURETHELEAKAGERATEUSINGANAPPROPRIATEMETHODTHELEAKAGERATESHOULDNOTBEMORETHANTHATSPECIFIEDIN61263INTERNALLEAKAGE631THEINTERNALLEAKAGETESTISAPPLICABLEONLYTODEVICESINTHECLOSEDPOSITIONTHEAIMOFTHISTESTISTOCHECKTHEPRESSURETIGHTNESSOFTHECLOSEDSYSTEM632CONNECTTHEINLETOROUTLETASAPPLICABLEOFTHEDEVICETOTHEAPPROPRIATEMATINGCONNECTION,LEAVINGTHEOPPOSITECONNECTIONSOPEN2ISO2012ALLRIGHTSRESERVEDISO1550022012E633APPLYTHETESTPRESSURETOTHEINLETOROUTLETASAPPLICABLEOFTHEDEVICEUSINGAIR,NITROGENORNATURALGASASTHETESTFLUID634ATALLAPPLICABLETESTTEMPERATURESMENTIONEDIN64,IMMERSETHECOMPONENTINASUITABLETESTMEDIUMFOR2MIN030SORUSEDANYOTHEREQUIVALENTMETHOD635IFTHEREARENOBUBBLESFORTHESPECIFIEDTIMEPERIOD,THESAMPLEPASSESTHETESTIFBUBBLESAREDETECTED,MEASURETHELEAKAGERATEUSINGANAPPROPRIATEMETHODTHELEAKAGERATESHOULDNOTBEMORETHANTHATSPECIFIEDIN61264TESTCONDITIONS641THEDEVICESHALLBECONDITIONEDATALOWTEMPERATUREOF40COR20C,ASAPPLICABLE,ANDPRESSURIZEDAT75AND2,5OFTHEWORKINGPRESSURE642THEDEVICESHALLBECONDITIONEDATAROOMTEMPERATUREANDPRESSURIZEDAT2,5AND150OFTHEWORKINGPRESSURE643THEDEVICESHALLBECONDITIONEDATAHIGHTEMPERATUREOF85COR120C,ASAPPLICABLE,ANDPRESSURIZEDAT5AND150OFTHEWORKINGPRESSURE7EXCESSTORQUERESISTANCEACOMPONENTDESIGNEDTOBECONNECTEDDIRECTLYTOTHREADEDFITTINGSSHALLBECAPABLEOFWITHSTANDING,WITHOUTDEFORMATION,BREAKAGEORLEAKAGE,ATORQUEEFFORTOF150OFTHERATEDINSTALLATIONVALUE,WHENTESTEDINACCORDANCEWITHTHEFOLLOWINGTESTPROCEDUREATESTANUNUSEDCOMPONENT,APPLYINGTHETORQUEADJACENTTOTHEFITTINGBFORACOMPONENTHAVINGATHREADEDCONNECTIONORTHREADEDCONNECTIONS,APPLYTHETURNINGEFFORTFOR15MIN,RELEASEIT,THENREMOVETHECOMPONENTANDEXAMINEITFORDEFORMATIONANDBREAKAGECSUBJECTTHECOMPONENTTOTHELEAKAGETESTSPECIFIEDINCLAUSE6DSUBJECTTHECOMPONENTTOTHEHYDROSTATICSTRENGTHTESTSPECIFIEDINCLAUSE58BENDINGMOMENTACOMPONENTSHALLBEABLETOOPERATEWITHOUTCRACKING,BREAKINGORLEAKINGWHENTESTEDINACCORDANCEWITHTHEFOLLOWINGPROCEDUREAASSEMBLETHECONNECTIONSOFTHECOMPONENT,ENSURINGTHATTHEYARELEAKTIGHT,TOONEORSEVERALAPPROPRIATEMATINGCONNECTIONSREPRESENTATIVEOFTHEDESIGNAFTERASSEMBLY,THELENGTHOFTHEINLETTUBINGSHALLBEGREATERTHAN300MMSEEFIGURE1BTHEOUTLETCONNECTIONSHALLBERIGIDLYSUPPORTEDATADISTANCEOF25MMFROMTHECOMPONENTOUTLET,EXCEPTINTHEFOLLOWINGCASESIFTHECOMPONENTHASANINTEGRALMOUNTINGMEANSTHATISINDEPENDENTOFTHEINLETANDOUTLETCONNECTIONS,THECOMPONENTSHALLBEMOUNTEDUSINGTHEINTEGRALMOUNTINGMEANSSPECIFIEDBYTHEMANUFACTURERIFTHECOMPONENTISINTENDEDTOBEMOUNTEDUSINGEITHERTHEINTEGRALMOUNTINGMEANSORTHECOMPONENTOUTLET,THEMOUNTINGMEANSTHATPRODUCESTHEMOSTSEVERETESTCONDITIONSHALLBEUSEDCCHECKTHISASSEMBLYFORLEAKSBEFORESUBJECTINGITTOSTEPDISO2012ALLRIGHTSRESERVED3ISO1550022012EDWITHTHECOMPONENTINTHECLOSEDPOSITION,PRESSURIZETHESYSTEMTO5KPAANDAPPLYAFORCEINACCORDANCEWITHTABLE1,AT300MMFROMTHEINLET,MAINTAININGITFOR15MINWITHOUTREMOVINGTHEFORCE,CHECKTHECOMPONENTFORLEAKAGEINACCORDANCEWITHTHETESTMETHODGIVENINCLAUSE6,ATROOMTEMPERATURENOTEDEPENDINGONHOWTHISTESTISPERFORMED,ITMIGHTBENECESSARYTORAISETHELOADTOCOMPENSATEFORBUOYANCYEPERFORMSTEPDOFTHEPROCEDUREFOURTIMES,ROTATINGTHECOMPONENTBY90AROUNDTHEHORIZONTALAXISBETWEENEACHTESTBETWEENTESTS,OPENANDCLOSEIFAPPLICABLETHECOMPONENTTHREETIMESWITHTHEBENDINGMOMENTREMOVEDFATCOMPLETIONOFTHEABOVETESTS,REMOVETHECOMPONENTANDEXAMINEITFORDEFORMATIONTHENSUBJECTITTOTHELEAKAGETESTSPECIFIEDINCLAUSE6ANDTHEHYDROSTATICSTRENGTHTESTSPECIFIEDINCLAUSE5TABLE1BENDINGMOMENTTESTFORCEOUTSIDEDIAMETEROFTUBINGMMFORCEN63,489,01217,0DIMENSIONSINMILLIMETRESKEY1COMPONENT2FORCEPOINTA490ROTATIONFIGURE1BENDINGMOMENT9CONTINUEDOPERATION91GENERALFORDETAILSONTESTMETHODSPERTAININGTOPARTICULARCOMPONENTS,SEETHERESPECTIVEPARTSOFISO15500THEMETHODSPECIFIEDINTHISCLAUSEISGENERALINNATUREANDALSOAPPLIESTOMISCELLANEOUSCOMPONENTS4ISO2012ALLRIGHTSRESERVEDISO1550022012EOTHERCOMPONENTSTHOSEFORWHICHSPECIFICREQUIREMENTSARENOTSPECIFIEDSHALLBESUBJECTEDTOTHEFOLLOWINGCONTINUOUSOPERATIONTESTFORATOTALNUMBEROFCYCLESTOBEDETERMINEDBYTHETESTINGAGENCYTHEDETERMINATIONOFTHETOTALNUMBEROFCYCLESSHALLBEBASEDON15000FILLCYCLESAND/OR50000DUTYCYCLES92TESTMETHODS921TESTPROCEDURETHECOMPONENTSHALLBEINSTALLEDASINDICATEDANDCYCLEDUSINGDRYAIR,NITROGENORNATURALGAS,UNDERALLTHEAPPROPRIATELOADSCONNECTTHECOMPONENTSECURELY,USINGASUITABLEFITTING,TOAPRESSURIZEDSOURCEOFDRYAIR,NITROGENORNATURALGAS,ANDSUBJECTITTOTHENUMBEROFCYCLESSPECIFIEDINISO155003ORPARTSCORRESPONDINGTOSPECIFICCOMPONENT,ASAPPLICABLEACYCLESHALLCONSISTOFONEFULLOPERATIONANDRESETWITHINANAPPROPRIATEPERIODASDETERMINEDBYTHETESTINGAGENCYONCOMPLETIONOFTHECYCLING,THECOMPONENTSHALLBESUBJECTEDTOTHEHYDROSTATICSTRENGTHTEST,ASSPECIFIEDINCLAUSE5DURINGTHEOFFCYCLE,THEDOWNSTREAMPRESSUREOFTHETESTFIXTURESHALLBELOWEREDTOAMAXIMUMOF50OFTHETESTPRESSUREUNLESSOTHERWISESPECIFIED,THETESTPRESSURESHALLBE100OFTHEWORKINGPRESSUREUNLESSOTHERWISESPECIFIED,THECONDITIONSOF922,923AND924SHALLAPPLY922ROOMTEMPERATURECYCLINGOPERATETHECOMPONENTTHROUGH96OFTHETOTALCYCLESATROOMTEMPERATUREANDATWORKINGPRESSUREONCOMPLETIONOFTHEROOMTEMPERATURECYCLES,THECOMPONENTSHALLCOMPLYWITHTHEREQUIREMENTSOFCLAUSE6THISTESTMAYBEINTERRUPTED,IFDESIRED,AT20INTERVALSFORLEAKAGETESTING923HIGHTEMPERATURECYCLINGOPERATETHECOMPONENTTHROUGH2OFTHETOTALCYCLESATTHEAPPROPRIATEMAXIMUMTEMPERATURESPECIFIEDINISO1550012000,44,ANDATWORKINGPRESSUREONCOMPLETIONOFTHEHIGHTEMPERATURECYCLES,THECOMPONENTSHALLCOMPLYWITHTHEREQUIREMENTSOFCLAUSE6ATTHEAPPROPRIATEMAXIMUMTEMPERATURE924LOWTEMPERATURECYCLINGOPERATETHECOMPONENTTHROUGH2OFTHETOTALCYCLESATTHEAPPROPRIATEMINIMUMTEMPERATURESPECIFIEDINISO1550012000,44,ANDAT100OFTHEWORKINGPRESSUREUPTOAMAXIMUMOF20MPAONCOMPLETIONOFTHELOWTEMPERATURECYCLES,THECOMPONENTSHALLCOMPLYWITHTHEREQUIREMENTSOFCLAUSE6ATTHEAPPROPRIATEMINIMUMTEMPERATUREIMMEDIATELYFOLLOWINGTHECONTINUEDOPERATIONTESTSANDLEAKAGETESTING,PERFORMTHEHYDROSTATICSTRENGTHTESTINACCORDANCEWITHCLAUSE510CORROSIONRESISTANCE101ALLCOMPONENTSSHALLPERFORMSAFELYANDINCOMPLIANCEWITHCLAUSE6FOLLOWINGEXPOSURETOSALTSPRAYINACCORDANCEWITHTHEFOLLOWINGTESTMETHODAISISERIES300AUSTENITICSTAINLESSSTEELS,OREQUIVALENTAUSTENITICSTAINLESSSTEELS,AREEXEMPTFROMCORROSIONRESISTANCETESTING102WITHTHECOMPONENTSUPPORTEDINITSNORMALINSTALLEDPOSITION,EXPOSEITFOR144HTOASALTSPRAYFOGTEST,ASSPECIFIEDINISO9227IFTHECOMPONENTISEXPECTEDTOOPERATE,UNPROTECTED,INVEHICLEUNDERBODYSERVICECONDITIONS,THENITSHALLBEEXPOSEDFOR500HTOTHESALTSPRAYFOGTESTISO2012ALLRIGHTSRESERVED5ISO1550022012E103MAINTAINTHETEMPERATUREWITHINTHEFOGCHAMBERBETWEEN33CAND36C104THESALINESOLUTIONSHALLCONSISTOF5SODIUMCHLORIDEAND95DISTILLEDWATER,BYWEIGHT105IMMEDIATELYFOLLOWINGTHECORROSIONRESISTANCETEST,RINSETHESAMPLEANDGENTLYCLEANITOFSALTDEPOSITSTHENSUBJECTITTOTHELEAKAGETESTACCORDINGTOCLAUSE6106IMMEDIATELYFOLLOWINGTHECORROSIONRESISTANCETESTANDLEAKAGETEST,SUBJECTTHESAMPLETOTHEHYDROSTATICSTRENGTHTESTACCORDINGTOCLAUSE511OXYGENAGEINGNOSYNTHETICORNONMETALLICPARTSOFCOMPONENTSTHATPROVIDEAFUELCONTAININGSEALSHALLCRACKORSHOWVISIBLEEVIDENCEOFDETERIORATIONAFTEROXYGENAGEINGWHENTESTEDINACCORDANCEWITHTHEFOLLOWINGPROCEDUREEXPOSEREPRESENTATIVESAMPLESTOOXYGENFORAMINIMUMOF96HATATEMPERATUREOF70C5CANDAPRESSUREOFATLEAST2MPA20BAR,INACCORDANCEWITHISO18812ELECTRICALOVERVOLTAGESALLELECTRICALCOMPONENTSORDEVICESCONTAININGELECTRICALSUBCOMPONENTSSHALLWITHSTANDTHEAPPLICATIONOF1,5TIMESITSRATEDOPERATINGVOLTAGE5FORPERIODSOF3MINWITHOUTCREATINGANUNSAFECONDITIONFAILURETOOPENISNOTCONSIDEREDANUNSAFECONDITION13NONMETALLICMATERIALIMMERSION131NONMETALLICMATERIALUSEDINACOMPONENTSHALLBESUBJECTEDBYTHETESTAGENCYTOTHETESTSDESCRIBEDIN132AND133,EXCEPTWHERETHEAPPLICANTSUBMITSATESTRESULTDECLARATIONFORTESTSCARRIEDOUTONTHEMATERIALPROVIDEDBYTHEMANUFACTURER132APARTMADEOFNONMETALLICMATERIALINCONTACTWITHNATURALGASSHALLNOTSHOWEXCESSIVECHANGEINVOLUMEORWEIGHTWHENTESTEDINACCORDANCEWITHTHEFOLLOWINGPROCEDUREAPREPARE,MEASUREANDWEIGHONEORMOREREPRESENTATIVESAMPLESOFEACHNONMETALLICMATERIALUSEDINACOMPONENT,THENIMMERSETHESAMPLEORSAMPLESATROOMTEMPERATUREINNATURALGAS,ATAPRESSUREEQUALTOITSWORKINGPRESSURE,BUTNOTLESSTHAN100KPA,FORAMINIMUMOF70HBIMMEDIATELYFOLLOWINGTHISPERIODOFIMMERSION,RAPIDLYREDUCETHETESTPRESSURETOATMOSPHERICPRESSUREWITHOUTCAUSINGSHREDDINGORDISINTEGRATIONNOTESTEDSAMPLESHALLEXHIBITSWELLINGGREATERTHAN25ORSHRINKAGEGREATERTHAN1THEWEIGHTCHANGESHALLNOTEXCEED10133NONMETALLICMATERIALUSEDINACOMPONENTTHATISLIKELYTOBEEXPOSEDTOESTERBASEDORALPHAOLEFINBASEDSYNTHETICCOMPRESSOROILS,INCLUDINGNONSYNTHETICCOMPRESSOROILS,SHALLNOTSHOWEXCESSIVECHANGEINVOLUMEORWEIGHTWHENTESTEDINACCORDANCEWITHISO1817ORTHEFOLLOWINGPROCEDUREAPREPARE,MEASUREANDWEIGHONEORMOREREPRESENTATIVESAMPLESOFEACHNONMETALLICMATERIALUSEDINACOMPONENT,THENIMMERSETHESAMPLEORSAMPLESATROOMTEMPERATUREINHOLDERS,EACHCONTAININGONEOFTHETESTFLUIDS,FORAMINIMUMOF70HBFOLLOWINGTHISPERIODOFIMMERSION,REMOVEANDMEASURETHETESTSAMPLES,WITHIN1HNOSAMPLESHALLEXHIBITSWELLINGGREATERTHAN25ORSHRINKAGEGREATERTHAN1THEWEIGHTCHANGESHALLNOTEXCEED106ISO2012ALLRIGHTSRESERVEDISO1550022012E14VIBRATIONRESISTANCECOMPONENTSWITHMOVINGPARTSSHALLREMAINUNDAMAGEDANDSHALLCONTINUETOOPERATEANDMEETTHEREQUIREMENTSOFTHEIRLEAKAGETESTSANDHYDROSTATICSTRENGTHTESTAFTERTHEVIBRATIONTESTHASBEENCARRIEDOUTINACCORDANCEWITHTHEFOLLOWINGTESTPROCEDUREVIBRATETHECOMPONENTFOR30MIN,PRESSURIZEDTOITSWORKINGPRESSUREWITHDRYAIR,NITROGENORNATURALGAS,ANDSEALEDATBOTHENDS,ALONGEACHOFTHETHREEORTHOGONALAXESATTHEMOSTSEVERERESONANTFREQUENCYDETERMINEDASFOLLOWSBYANACCELERATIONOF1,5GWITHINASINUSOIDALFREQUENCYRANGEOF10HZTO500HZWITHASWEEPTIMEOF10MINIFTHERESONANCEFREQUENCYISNOTFOUNDINTHISRANGE,THETESTSHALLBECONDUCTEDAT500HZONCOMPLETIONOFTHETEST,THECOMPONENTSHALLNOTSHOWANYINDICATIONOFFATIGUEORCOMPONENTDAMAGE,ANDSHALLCOMPLYWITHTHELEAKAGETESTSPECIFIEDINCLAUSE6ANDTHEHYDROSTATICSTRENGTHTESTSPECIFIEDINCLAUSE515BRASSMATERIALCOMPATIBILITYALLFUELCONTAININGBRASSCOMPONENTSORSUBCO