HJ 437-2008 车用压燃式、气体燃料点燃式发动机与汽车车载诊断(OBD)系统技术要求
作者:标准资料网 时间:2024-05-21 14:45:59 浏览:8560
来源:标准资料网
基本信息
| 标准名称： | 车用压燃式、气体燃料点燃式发动机与汽车车载诊断(OBD)系统技术要求 |
| 英文名称： | Technical specification for on-board diagnostic(OBD)system of compression ignition and gas fuelled positive ignition engines of vehicles |
| 中标分类： |
车辆 >>
汽车发动机 >>
汽车发动机综合 |
| ICS分类： |
道路车辆工程 >>
道路车辆内燃机 >>
道路车辆内燃机综合
|
| 发布部门： | 中华人民共和国环境保护部 |
| 发布日期： | 2008-06-24 |
| 实施日期： | 2008-07-01 |
| 首发日期： | |
| 作废日期： | |
| 起草单位： | 中国汽车技术研究中心、中国环境科学研究院、济南汽车检测中心 |
| 出版社： | 中国环境科学出版社 |
| 出版日期： | 2008-07-01 |
| 页数： | 26页 |
适用范围
本标准规定了装用压燃式发动机汽车及其压燃式发动机、装用以天然气（NG）或液化石油气（LPG）作为燃料的点燃式发动机汽车及其点燃式发动机的车载诊断（OBD）系统技术要求及试验方法。
本标准适用于设计车速大于25km/h的M2、M3、N1、N2和N3类总质量大于3500kg的M1类机动车装用的压燃式（含气体燃料点燃式）发动机及其车辆的OBD系统的型式核准和生产一致性检查。
前言
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目录
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引用标准
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所属分类： 车辆 汽车发动机 汽车发动机综合 道路车辆工程 道路车辆内燃机 道路车辆内燃机综合
【英文标准名称】:Electrolyticallyzinc-nickel(ZN)coatedsteelflatproducts.Technicaldeliveryconditions
【原文标准名称】:电镀锌镍涂覆钢平板制品.技术交付条件
【标准号】:BSEN10271-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-03-15
【实施或试行日期】:1999-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;化学成分;涂层;镍涂层;冷轧的;缺陷与故障;定义(术语);交货条件;电解的;精整;扁平轧材;扁钢;检验;作标记;机械性能;材料的机械性能;定单;生产;质量保证;抽样方法;规范(验收);钢产品;钢;表面防护;表面保护层;表面精制;表面处理;试样;测试;锌覆层;锌化合物
【英文主题词】:Acceptancespecification;Chemicalcomposition;Coatings;Coatingsofnickel;Coldrolled;Defects;Definitions;Deliveryconditions;Electrolytic;Finishes;Flatrolledproducts;Flatsteels;Inspection;Marking;Mechanicalproperties;Mechanicalpropertiesofmaterials;Orders(salesdocuments);Production;Qualityassurance;Samplingmethods;Specification(approval);Steelproducts;Steels;Surfaceprotection;Surfaceprotectivecoat;Surfacerefinement;Surfacetreatment;Testspecimens;Testing;Zinccoatings;Zinccompound
【摘要】:1ThisEuropeanStandardspecifiesrequirementsforcontinuouslyelectrolyticzinc-nickelcoatedcoldrolledflatproductsoflowcarbonsteelssuitableforcoldformingaccordingtoTable1andTable2inrolledwidths≥600mmandthicknessesfrom0.35mmuptoandincluding3mm,deliveredasstrip(incoilform),sheet,slitstriporcutlengthsobtainedfromslitstriporsheet.ThecoatingiscomposedofZnwithaNi-contentof10.5%to13%.2ThisEuropeanStandardmayalsobeappliedtothecoatingrequirementsofcontinuouslyelectrolyticzinc-nickelcoatedcoldrolledflatproductsof:a)steelsaccordingtoEN10139(coldrolledstripinrolledwidths<600mm);b)othertypesoflowcarbonsteelforcoldforming;c)steelsnormallycharacterizedbyminimumyieldstrengthvaluesinadditiontoformabilityparameters,e.g:—steelswithhighyieldstrengthandimprovedformabilityaccordingtoEN10268orothermicroalloyedsteels;—rephosphorizedsteelsandbake-hardeningsteels;—generalpurposestructuralsteels.3ByspecialagreementatthetimeoforderingthisEuropeanStandardmaybeappliedtothecoatingrequirementsofcontinuouslyelectrolyticzinc-nickelcoatedhot-rolledsteelflatproducts(e.g.accordingtoEN10025,EN10111,EN10149-1toEN10149-3etc.).4Thecoatingmasses,surfacequalitiesandsurfacefinishesaregivenin5.9,5.11andTable3.Asthemassofthezinc-nickelcoatingappliedisrelativelysmall,thematerialisnotintendedtowithstandoutsideexposurewithoutfurtherchemicaltreatmentandpainting.5ThisEuropeanStandardisnotapplicableto—hot-dipzinccoatedsteelstripandsheet(seeEN10142andEN10147);—electrolyticallyzinccoatedcoldrolledflatproducts(seeEN10152);—continuouslyhot-dipaluminium-silicon(AS)coatedsteelstripandsheet(seeEN10154);—continuouslyorganiccoatedsteelflatproducts(seeEN10169);—continuouslyhot-dipzinc-aluminium(ZA)coatedsteelstripandsheet(seeEN10214);—continuouslyhot-dipaluminium-zinc(AZ)coatedsteelstripandsheet(seeEN10215).
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:16P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforDetectingDetrimentalIntermetallicPhaseinDuplexAustenitic/FerriticStainlessSteels
【原文标准名称】:测定双联奥氏体/铁素体不锈钢不稳定金属间相的标准试验方法
【标准号】:ASTMA923-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:A01.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:奥氏体的;铁素体;不锈钢;结构
【英文主题词】:duplex;intermetallic;stainlesssteels
【摘要】:1.1Thepurposeofthesetestmethodsistoallowdetectionofthepresenceofintermetallicphasesinduplexstainlesssteelstotheextentthattoughnessorcorrosionresistanceisaffectedsignificantly.Thesetestmethodswillnotnecessarilydetectlossesoftoughnessorcorrosionresistanceattributabletoothercauses.1.2Duplex(austenitic-ferritic)stainlesssteelsaresusceptibletotheformationofintermetalliccompoundsduringexposuresinthetemperaturerangefromapproximately600to1750176;F(320to955176;C).Thespeedoftheseprecipitationreactionsisafunctionofcompositionandthermalorthermomechanicalhistoryofeachindividualpiece.Thepresenceofthesephasesisdetrimentaltotoughnessandcorrosionresistance.1.3Correctheattreatmentofduplexstainlesssteelscaneliminatethesedetrimentalphases.Rapidcoolingoftheproductprovidesthemaximumresistancetoformationofdetrimentalphasesbysubsequentthermalexposures.1.4Compliancewiththechemicalandmechanicalrequirementsfortheapplicableproductspecificationdoesnotnecessarilyindicatetheabsenceofdetrimentalphasesintheproduct.1.5Thesetestmethodsincludethefollowing:1.5.1TestMethodASodiumHydroxideEtchTestforClassificationofEtchStructuresofDuplexStainlessSteels(Sections).1.5.2TestMethodBCharpyImpactTestforClassificationofStructuresofDuplexStainlessSteels(Sections).1.5.3TestMethodCFerricChlorideCorrosionTestforClassificationofStructuresofDuplexStainlessSteels(Sections).1.6Thepresenceofdetrimentalintermetallicphasesisreadilydetectedinallthreetests,providedthatasampleofappropriatelocationandorientationisselected.Becausetheoccurrenceofintermetallicphasesisafunctionoftemperatureandcoolingrate,itisessentialthatthetestsbeappliedtotheregionofthematerialexperiencingtheconditionsmostlikelytopromotetheformationofanintermetallicphase.Inthecaseofcommonheattreatment,thisregionwillbethatwhichcooledmostslowly.Exceptforrapidlycooledmaterial,itmaybenecessarytosamplefromalocationdeterminedtobethemostslowlycooledforthematerialpiecetobecharacterized.1.7Thetestsdonotdeterminetheprecisenatureofthedetrimentalphasebutratherthepresenceorabsenceofanintermetallicphasetotheextentthatitisdetrimentaltothetoughnessandcorrosionresistanceofthematerial.1.8Examplesofthecorrelationofthermalexposures,theoccurrenceofintermetallicphases,andthedegradationoftoughnessandcorrosionresistancearegiveninand.1.9Thevaluesstatedineitherinch-poundorSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H24
【国际标准分类号】:
【页数】:10P.;A4
【正文语种】:
