syllabus2007 engmater smeReferences1工程材料清华

Syllabus

TsinghuaUniversity

:EngineeringMaterials(forSME)

Spring2007

Instructor:YunxinWu(),Ph.D.,ProfessorIII-401MainBldg.West

Phone:

OfficeHours:Tobescheduled.E-mail:yxwu@mai

Units:Lectures38,Laboratory6,Discussion4.

Textbook:WilliamF.SmithandJavadHashemi,FoundationsofMaterialsScienceandEngineering,4thEdition,McGraw-Hill,Inc.,2006.

References:1.朱张校，工程材料，第三版，，2001.

朱张校，工程材料习题与辅导，第三版，，2002.

朱张校，工程材料网络教学课件，网络学堂.

/s70094/ /gccl.htm

WilliamD.Callister,Jr.,MaterialsScienceandEngineering:AnIntroduction,7thEdition(2007),6thEdition(2003),JohnWiley&Sons,Inc.

DonaldR.AskelandandPradeepP.Phule,TheScienceandEngineeringofMaterials,4thEdition(2004),5thEdition(2006),ThomsonLearning.

JamesF.Shackelford,IntroductiontoMaterialsScienceforEngineers,5thEdition(2000),6thEdition(2005),PrenticeHall.

M.F.Ashby,D.R.H.Jones,EngineeringMaterials1:anIntroductiontoTheirPropertiesandApplications,2ndEdition(1996),3rdEdition(2005),PergamonPress.

M.F.Ashby,D.R.H.Jones,EngineeringMaterials2:anIntroductiontoMicrostructures,ProcessingandDesign,2ndEdition(2001),3rdEdition(2005),PergamonPress.

CourseObjectivesand es:

Tointroducetheimportanceandapplicationsofmaterialsinengineering,aswellasthemainaspectsofmaterialsscienceandengineering.

Todescribedifferentintomicbondinginsolids,andtoestablishbasiccorrelationsbetweenbondingandstructure,andbondingandproperties.

Tointroducetheconceptsofcrystallineandnoncrystallinestructures,andthestructurespossibleinmetals,ceramics,andcrystallinepolymers.Todemonstratehowtodeterminethecrystallographicdirectionsandnesincubiccrystalstructures.

Tointroducestudentstotheconceptsofphasenucleationandgraingrowth,andtounderstandthemechanismsofgrainsizeandgrainshapecontrolsduring

solidification.Tointroducecommoncrystaldefectsandunderstandtheirrolesinmaterialsbehaviors.

Tointroducethemechanismsandinfluentialfactorsofatomicdiffusion.BeabletosolvesimplediffusionproblemsbyusingFick’sLaws.

Toteachtheknowledgeofbinaryphase-diagramysis.Beabletoidentifythephases,eutectics,eutectoid,andperitecticreactionsinphasediagrams,aswellascalculatethephase(ormicroconstituent)fractionsbyusingtheLeverRule.

Giveanintroductiontotherelationshipbetweenstructureandmechanicalproperties,withaparticularfocusonhowdislocationsaffectsticdeformationofmetalsandwhatmechanismsareemployedformetalalloystrengthening.

Tointroducetheofheattreatment,aswellastheeffectsofalloyingelementsonheattreatmentandmechanicalpropertiesofsteels.Todescribedifferenttypesofsteels,castirons,andnonferrousalloys.Foreachofthem,citecompositionaldifferences,distinctivemicrostructuresandproperties,typicalheattreatment,andkeyengineeringapplications.

Togetacquaintedwiththetypicalapplicationsandprocessingofceramicsandglasses,especiallyfortheadvancedceramics.

Befamiliarwithdifferenttypesofsticsand,foreach,citetypicaluses.Gainageneralunderstandingofpolymerprocessing.

Tointroducemaincharacteristicsofcompositematerialswithregardtothetypesofreinmentsandmatrices.Gainageneralunderstandingofpropertyaveragingincomposites

Befamiliarwiththeconditionsunderwhichcorrosionandwearoccurs.Understandthenecessityofvarioussurfacetreatmentsforcorrosionandwearprevention.

Tohaveaunderstandingofhowmaterialsrespondtotheapplicationofheat,aswellasaccesstothermalpropertiesofawidevarietyofmaterials.

Tocorrelateelectricalconductivitywiththeelectronbandstructuresofsolidmaterials.Getacquaintedwithtypicalmaterialsforconductors,semiconductors,andinsulators.

Tointroducetheconceptofferromagnetismassociatedwithmetalalloys.Describethedistinctivemagneticcharacteristicsforbothsoftandhardmagneticmaterials.Gainageneralunderstandingofferrimagnetisminsomeceramiccompounds.

Tointroducethedistinctiveopticalpropertiesofmetalsandnonmetals.Describesometypicalapplicationsofopticalmaterialsinmoderntechnology.

Givethebeginningstudentsopportunitiestouseopticalmicroscope,preparemetallographicsample,andobservetypicalmicrostructuresofsteelsandnonferrousalloys.

Givethebeginningstudentspracticeintechnicalwritingandpresentation.

AssessmentToolsandGrading:

+lab+discussion30%Project10%

Finalexam60%(book-open)

★:KeySections

Introduction(1unit)

EngineeringMaterials

(ForSMEstudents)

MaterialsandEngineering

ClassificationsofEngineeringMaterials

MaterialsScienceandEngineering

ObjectivesoftheCourse

MainContents

HowWeLearn

PARTIFUNDAMENTALS

AtomicStructureandIn tomicBonding(1units)

ElectronicStructuresofAtoms

In tomicBondingsandEnergies

PrimaryIn tomicBonds(Ionic,Covalent,andMetallic)

TheSecondary,orvanderWaals,Bond

MixedBonding

BondTypeandMaterialsClassification★

AtomicArrangement–TheStructuresofCrystallineandNoncrystallineSolids(6units)

CrystallineandNoncrystallineStructures

DescriptionofCrystallineStructures

PrincipalMetallicCrystalStructures★

CeramicCrystalStructures

PolymericCrystalStructures

DensitiesofMaterialClasses

Noncrystalline(Amorphous)Structures

ysisofCrystalStructures

CrystallizationandCrystallineImperfections(2units)

Crystallization

CrystallineImperfectionsinMetals★

CrystallineImperfectionsinCeramics

CrystallineImperfectionsinPolymers

Microscopy(Optical,SEM,TEM,AFM,STM)

AtomicDiffusioninCrystals–MaterialsTransportinSolids(1unit)

MechanismsforAtomicDiffusion(VacancyorSubstitutional,andInterstitial)

Steady-StateDiffusion(Fick’sFirstLaw)

Nonsteady-StateDiffusion(Fick’sSecondLaw)

FactorsThatInfluenceDiffusionorDiffusionCoefficient(TandQd)★

DiffusioninNonmetallicSolids

ApplicationofDiffusionProcesses

PhaseDiagrams–EquilibriumMicrostructuralDevelopment(4units)

Introduction-BasicConcepts

Binary-AlloyPhaseDiagrams★

TheIron-CarbonAlloySystem★

CeramicPhaseDiagrams

MechanicalBehaviorandMechanicalProperties(5units)

Stress-StrainBehavior

DeformationMechanismsforMetals★

DeformationMechanismsforNonmetals

FractureBehavior

Fatigue

Creep

Supersticity

PARTIISTRUCTURALMATERIALS

MetalAlloys(8units)

HeatTreatmentofSteels★

in-CarbonSteels

Low-AlloySteels★

High-AlloySteels

CastIons

NonferrousAlloys

ProcessingofMetalAlloys

FutureTrendsofMetalAlloys

CeramicsandGlasses(1.5units)

TraditionalCeramics

AdvancedCeramics★

Glasses

Glass-Ceramics

ProcessingofCeramicsandGlasses

FutureTrendsofCeramics

Polymers(1.5units)

General

Thermo stics★

Thermosets

Elastomers

FibersandOthers

AdvancedPolymericMaterials

FabricationandProcessingofPolymers

Composites(1.5units)

Fiber-Rein dComposites★

Particle-ReindComposites

StructuralComposites

ProcessingofComposites

FutureTrendsofComposites

CorrosionandWear(1.5units)

ElectrochemicalCorrosionofMetals

CorrosionControlforMetals★

CorrosionandDegradationofCeramicsandPolymers

Wear

SurfaceTreatmentsandSurfaceysis

PARTIIIFUNCTIONALMATERIALS

ThermalProperties(0.5unit)

HeatCapacity

ThermalExpansion

ThermalConductivity

ThermalStressesandThermalShock

ElectricalProperties:ElectronicMaterials(1.5units)

ElectricalConductivity

ElectricalPropertiesofMetals

Semiconductors★

ElectricalPropertiesofCeramicsandPolymers

MagneticProperties:MagneticMater