航空抗燃磷酸酯液压油(英文翻译版) CTSO-2C706

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EnglishTranslationVersionforReferenceOnlyNumber：CTSO-2C706Dateofapproval：Dec24,2020Approvedby：XuChaoqunChinaCivilAviationTechnicalStandardOrderThisChinaCivilAviationTechnicalStandardOrder(CTSO)isissuedaccordingtoPart37oftheChinaCivilAviationRegulations(CCAR-37).EachCTSOisacriterionwhichtheconcernedaeronauticalmaterials,partsorappliancesusedoncivilaircraftmustcomplywithwhenitispresentedforairworthinesscertification.FireResistantPhosphateEsterHydraulicFluidforAircraft1.Purpose.ThisChinaCivilAviationTechnicalStandardOrder(CTSO)isformanufacturersapplyingforthefireresistantphosphateesterhydraulicfluid(hereinafterreferredtoashydraulicfluid)CTSOauthorization(CTSOA).ThisCTSOprescribestheminimumperformancestandardsthathydraulicfluidmustfirstmeetforapprovalandidentificationwiththeapplicableCTSOmarking.2.Applicability.ThisCTSOisapplicablefornewapplicationssinceCTSOgoesintoeffect.MajordesignchangestothehydraulicfluidapprovedunderthisCTSOshallrequireanewauthorizationinaccordancewithCCAR-21.3.Requirementsa.CompositionThehydraulicfluidshallconsistofaphosphateesterbasetowhich-1-

1EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706anadditivepackageisblended.Allchemicalingredientscontainedinhydraulicfluidmustcomplywiththelegalandregulatoryrequirementsofthecountriesrelatedtoenvironmental,toxicologicalandsafetyinwhichtheproductsaremanufacturedandsold.SafetyDataSheet(SDS)orotherappropriatedocumentsshallbeestablished.b.ClassificationThehydraulicfluidisclassifiedasTypeIVandTypeV.TypeIVfluidshallbedividedintoClass1andClass2.TypeVfluidsshallbedividedintoGradeAandGradeB.c.Performance(1)QualificationTestsFornewhydraulicfluid,qualificationtestsincludingphysicalandchemicalproperties,applicationpropertiesandbenchtest,shallbeconductedaccordingtotherequirementsofthisCTSOorSAEAS1241D.TheresultsshallbeinaccordancewithAnnex1.(i)PhysicalandChemicalProperties:appearance,color,viscosity(-54°C,38°C,99°Cand127°C),chemicalcontamination(chlorine,calcium,sodium,potassiumandsulfur),watercontent,acidnumber,density(25°C),electricalconductivity(20°C),pourpoint,flashpoint(opencup),firepoint,Autoignitiontemperature,coefficientofthermalexpansion(25~99°C),toxicity,anti-erosionadditivecontent,foaming-2-

2EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706characteristics,particulatecontamination,etc.(ii)ApplicationProperties:exhaustmanifoldtest,highpressuresprayignitiontest,wickignitiontest,bulkmodulus,hydrolyticstability,thermalstability,compatibilitywithmaterials(approvedhydraulicfluids,solvents,paintsandelastomers),hightemperatureeffectonmetals,fourballwear,etc.(iii)BenchTests:fluidperformancetest(pumpingtest),includinghydraulicpumpperformancetest,hightemperaturecyclingtest(500hours),hydraulicfluidtestandpumpdisassemblyinspectionetc.,shallbedonetoanalyzetheperformancechangesoffluidandpumpbeforeandaftercyclingtestandtheerosioncorrosiondepositionofhydrauliccomponents.Flowcontrolvalvelifetest(erosionresistancetest),includingthecalibration,hightemperaturecyclingtest(200hours),cyclingtest(300hours)afteradditionofchlorineandhydraulicfluidtest,shallbedonetoanalyzethevalveinternalleakageandtheerosioncorrosiondepositionofhydrauliccomponents.(2)QualityControlTestsAfterpassingthequalificationtests,thehydraulicfluidineachbatchshallbetestedforqualitycontrol,includingviscosity(38°Cand99°C),chlorinechemicalcontaminationcontent,density(25°C),acidnumber,watercontent,autoignitiontemperature,flashpointandparticulatecontamination.TheresultsshallbeinaccordancewithAnnex2.-3-

3EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706d.OtherRequirementsThehydraulicfluidshallalsosatisfytheothertestitemsrequiredbyCAAC.e.TestingLaboratoryTestinglaboratoriesshallbeapprovedbyCAAC.4.Markinga.Thequalitycertificateandotherapplicabledocumentsofhydraulicfluidshallmarkatleastthefollowinginformation:(1)Productname,brandnumberandgradenumber;(2)CTSOandCTSOAnumber;(3)Nameandaddressofthemanufacturer;(4)Batchnumber;(5)Dateofmanufactureandexpirationdate;b.Annex3isanexampleofthequalitycertificateforhydraulicfluid.5.ApplicationDataRequirementsTheapplicantshallfurnishtherelateddatatosupportdesignandproductionapproval.a.ThedocumentsrequiredbytheCTSOAinCCAR-21;b.CTSO,standardsorspecifications;c.Descriptionoffeedstock;d.Technicaldocumentsrelatingproduction;-4-

4EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706e.SafetyDataSheet(SDS);f.OtherdatarequiredbyCAAC.6.ApplicationNoteAfterobtainingCTSOA,theapplicantshallalsobeapprovedforinstallation.Theinformationofhydraulicfluidsuchasbrandnameandstandardshallbefilledinconsumablemateriallist(CML)orservicebulletin(SB).7.ReferencedDocumentsa.GBstandardsareavailablefrom:StandardPressofChina,No.16,NorthSanliheStreet,Fuxingmenwai,Beijing.Tel:010-68523946.b.GJBstandardsareavailablefrom:MilitaryStandardPublicationDepartment,COSTIND,No.7,JingshunRoad,Dongwai,Beijing.c.SAEstandardsareavailablefrom:SocietyofAutomotiveEngineers,Inc.400CommonwealthDrive,Warrendale,PA15096-001,USA.Youmayalsoorderthemonlinefromwww.sae.org.c.ASTMstandardsareavailablefrom:AmericanSocietyforTestingMaterials,100BarrHarborDrive,P.O.BoxC700,WestConshohocken,PA19428-2959.Youmayalsoorderthemonlinefromwww.astm.org.-5-

5EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706Annex1QualificationTestsRequirementsFireResistantPhosphateEsterHydraulicFluidforAircraftQualificationTestsRequirementsStandardRequirementAnalysisItemTestMethodsTypeIVTypeIVTypeVClass1Class2-54℃2000max3500max2600max38℃9.0~12.5ASTMD445Viscosity,mm2/s99℃3.0~4.0GB/T265127℃————1.5minChlorine50maxCalcium10maxSH/T0929*ChemicalASTMD5185ContaminationContent,Sodium10maxASTMD7536mg/kgPotassium10maxASTMD7751Sulfur150maxASTMD6304WaterContent,wt%0.20maxGB/T11133ASTMD4052*1.021~ASTMD1217Density,g/mL25℃1.020max1.020max1.066GB/T1884SH/T0604ASTMD974*ASTMD664AcidNumber,mgKOH/g0.1maxGB/T4945GB/T7304ElectricalConductivity,20℃0.2minASTMD2624μS/cmASTMD97PourPoint,℃-62.0maxGB/T3535ASTMD92FlashPoint(OpenCup),℃160.0min154.0minGB/T3536ASTMD92FirePoint,℃177.0minGB/T3536ASTMD2155*AutoignitionTemperature,℃399.0minASTME659GB/T21860SAEAS1241ExhaustManifoldTestKm≥104.1.1-6-

6EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706SAEAS1241HighPressureSprayIgnitionTestKn≥104.1.2SAEAS1241WickIgnitionTest25cyclesmin4.1.3Clear,bluetopurplewhenviewedwithwhitelightpassingthroughaColorfluidcolumnofapproximately25mmdiameter.Clearliquid,withoutlayeringorAppearanceseparationSAEAS1241BulkModulus,kPa38℃1447900min4.2ASTMD4052*CoefficientofThermalASTMD121725~99℃1.8×10-3maxExpansion,mL/mL℃GB/T1884SH/T0604Minimalirritantproperties,lowSAEAS1241Toxicitysensitizationpotential4.10HydrolyticStability(thewaterofthefluidto0.8wt%±0.05wt%byweight，82℃±1℃，168hours)Steel±0.1maxCadmiumplate±0.4maxAluminum±0.1maxWeightChangeofTheMagnesium±0.2maxMetal,mg/cm2Titanium±0.1maxCopper±0.4maxSAEAS1241Silver±0.2max4.3Changeinacid±0.3maxnumber,mgKOH/gChangeinviscosity±3.0maxFluidat38℃,cStCharacteristicChangeinviscosity±1.0maxChangesat99℃,cStThepercentwatercontentbeforeandRecordaftertestThermalStability(121℃±1℃，168hours)Steel±0.3maxSAEAS1241Weight4.4ChangeofTheCadmiumplate±0.3maxMetal,mg/cm2Aluminum±0.2max-7-

7EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706Magnesium±0.5maxTitanium±0.6maxCopper±0.5maxSilver±0.3maxChangeinacid±0.1maxnumber,mgKOH/gChangeinviscosity±1.0maxFluidat38℃,cStCharacteristicChangeinviscosity±0.3maxChangesat99℃,cStThepercentwatercontentbeforeandRecordaftertestSAEAS1241CompatibilitywithOtherMaterials4.5Standfor48hoursCompatibilityPuthalfthefluidatwithOther121℃±3℃andThereshallbenoseparation,Approvedputtheotherhalfprecipitation,cloudiness,orvisibleHydraulicat-54℃±3℃forchangethroughouttheentiretest.TheSAEAS1241Fluids(mixat168h±2hours.colorofeachmixturemustliewithin4.5.1ratiosof25/75,Allowthefluidtothespectrumfrombluetopurple.50/50and75/25returntoroomColorchangeisacceptable.byvolume)temperatureandobservefor2daysThereshallbenoimmediateseparation,precipitation,cloudiness,orvisualfluidchange.TherealsoCompatibilitywithSolventshallbenoprecipitation,cloudiness,SAEAS1241(mixatratiosof25/75,50/50andorreactionafterthemixtureshave4.5.275/25byvolumewithsolvents)beenstandingfor24hoursminimum.Thecolorofeachmixturemaybeonlyadilutionoftheoriginalhydraulicfluidcolor.ObservedailyforevidenceofCompatibilitywithPaintssofteningorpaintdeterioration.(ImmersethepaintedaluminumpanelsNopanelsshallsoftenmorethantwoSAEAS1241influidatroomtemperaturefor30gradesin“pencilhardness”,Final4.5.3daysandpenciltest)“pencilhardness”shallbeatleastgrade“B”CandidatefluidsmustmeetalltheSAEAS1241CompatibilitywithElastomersfluidtestingrequirementsofNAS4.5.41613.-8-

8EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706HighTemperatureEffectonMetalsWeightChange,150maxmg/cm2TitaniumSAEAS1241HydrogenInput,850max4.6ppmWeightChange,StainlessSteel15maxmg/cm2Load4kg0.45maxFourBallWearASTMD4172Test，ScarLoad10kg0.50maxSH/T0189Diameter,mmLoad40kg0.55~0.85FoamingCharacteristics24℃250maxFoamAfter593℃150maxminutesBlowing,mLAfter93℃,ASTMD892450maxdroppedto24℃GB/T1257924℃100maxTimefor93℃50maxCompleteFoamCollapse,sAfter93℃,250maxdroppedto24℃Anti-erosionAdditiveContentRecordSAEAS4059*ASTMD7647ParticulateContaminationClass7maxISO11500GB/T37163GJB420FluidPerformanceTest(PumpingTest)ThechangeofhydraulicpumpPre-testAcceptancetestProcedureperformancebeforeandaftercycling(ATP)testChangeinacidThechangeof±0.10maxnumber,mgKOH/ghydraulicfluidChangeinviscosityPerformance6.0minSAEAS1241at38℃,cStbeforeand4.8Changeinviscosityaftercycling2.0minat99℃,cSttestFourBallWearRecordThesystemandsystemcomponentsTheerosioncorrosiondepositionofshallnotshowadverseeffects,hydrauliccomponentsincludingbutnotlimitedto:unusualwearonpumpcomponents,evidence-9-

9EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706oferosionandevidenceofunusualdeposits.FlowControlValveLife（ErosionResistanceTest）TheincreaseforThevalvefinal300hours，200maxinternalmL/minleakageduringThechangeintestingleakageinthefinal0.5maxSAEAS124150hours，mL/min/h4.9Thesystemandsystemcomponentsshallnotshowadverseeffects,Theerosioncorrosiondepositionofincludingbutnotlimitedto:unusualhydrauliccomponentswearonpumpcomponents,evidenceoferosionandevidenceofunusualdeposits.Note:Incaseofdispute,thetestmethodwithanasteriskshallbearefereemethod.-10-

10EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706Annex2QualityControlTestsRequirementsFireResistantPhosphateEsterHydraulicFluidforAircraftQualityControlTestsRequirementsStandardRequirementTestAnalysisItemTypeIVTypeIVMethodsTypeVClass1Class238℃9.0~12.5ASTMD445Viscosity,mm2/s99℃3.0~4.0GB/T265SH/T0929*ChlorineChemicalContaminationASTMD518550maxContent,mg/kgASTMD7536ASTMD7751ASTMD4052*ASTMD1217Density,g/mL25℃1.020max1.021~1.0661.020maxGB/T1884SH/T0604ASTMD974*ASTMD664AcidNumber,mgKOH/g0.1maxGB/T4945GB/T7304ASTMD6304WaterContent,wt%0.20maxGB/T11133ASTMD2155*AutoignitionTemperature,℃399minASTME659GB/T21860ASTMD92FlashPoint(OpenCup),℃160min154minGB/T3536SAEAS4059*ASTMD7647ParticulateContaminationClass7maxISO11500GB/T37163GJB420Note:Incaseofdispute,thetestmethodwithanasteriskshallbearefereemethod.-11-

11EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706Annex3QualityCertificateFireResistantPhosphateEsterHydraulicFluidforAircraftQualityCertificate(Example)Productname,brandnumberandgradenumber：CTSOAnumber：CTSO：2C706Designationandaddressofmanufacturer：Batchnumber：Manufacturedate：Expirationdate：StandardRequirementAnalysisItemResultsTestMethodsTypeIVTypeIVTypeVClass1Class238℃9.0~12.5ASTMD445,Viscosity,mm2/s99℃3.0~4.0GB/T265SH/T0929*ChlorineChemical50maxASTMD7536,Contaminationcontent,mg/kg,ASTMD7751ASTMD4052*,1.0201.021~1.1.020ASTMD1217Density(25℃),g/mLmax066maxGB/T1884,SH/T0604ASTMD974*,ASTMD664AcidNumber,mgKOH/g0.1maxGB/T4945,GB/T7304ASTMD6304,WaterContent,wt%0.2maxGB/T11133ASTMD2155*AutoignitionTemperature,℃399minASTME659,GB/T21860ASTMD92,FlashPoint(OpenCup),℃160min154minGB/T3536SAEAS4059*,ASTMD7647ParticulateContaminationClass7maxISO11500,GB/T37163,GJB420-12-

12EnglishTranslationVersionforReferenceOnlyCAACCTSO-2C706Note:Incaseofdispute,thetestmethodwithanasteriskshallbearefereemethod.Conclusion：Testedby：Approvedby：Reviewedby：(TheEnglishversionisforreferenceonly.IncaseofanydiscrepancyorambiguityofmeaningbetweenthisEnglishtranslationandtheChineseversion,thelattershallprevail.)-13-