内容

目次

PrefaceINTRODUCTIONHistory and OverviewWhy Structures FailHistorical PerspectiveThe Fracture Mechanics Approach to DesignEffect of Material Properties on FractureA Brief Review of Dimensional AnalysisReferencesFUNDAMENTAL CONCEPTSLinear Elastic Fracture MechanicsAn Atomic View of FractureStress Concentration Effect of FlawsThe Griffith Energy BalanceThe Energy Release RateInstability and the R CurveStress Analysis of CracksRelationship Between K and GPlane Stress versus Plane StrainK as a Failure CriterionMixed-Mode FractureReferencesAppendix: Mathematical Foundations of Linear Elastic Fracture MechanicsPlane ElasticityCrack Growth Instability AnalysisCrack Tip Stress AnalysisElliptical Integral of the Second KindElastic-Plastic Fracture MechanicsCrack Tip Opening DisplacementThe J Contour IntegralRelationship between J and CTODCrack Growth Resistance CurvesJ-Controlled FractureCrack-Tip Constraint Under Large-Scale YieldingReferencesAppendix: Mathematical Foundations of Elastic-Plastic Fracture MechanicsDetermining CTOD From the Strip Yield ModelThe J Contour IntegralJ as a Nonlinear Energy Release RateThe HRR SingularityAnalysis of Stable Crack Growth in Small Scale YieldingNotes on the Applicability of Deformation Plasticity to Crack ProblemsDynamic and Time-Dependent FractureDynamic Fracture and Crack ArrestCreep Crack GrowthViscoelastic Fracture MechanicsElastodynamic Crack Tip FieldsDerivation of the GeneralizedMATERIAL BEHAVIORFracture Mechanisms in MetalsDuctile FracturesCleavageThe Ductile-Brittle TransitionIntergranular FractureReferencesAppendix: Statistical Modeling of Cleavage FractureWeakest Link FractureIncorporating a Conditional Probability of PropagationFracture Mechanisms in NonmetalsEngineering PlasticsCeramics and Ceramic CompositesConcrete and RockReferencesAPPLICATIONSFracture Toughness Testing of MetalsGeneral ConsiderationsKlc TestingK-R Curve TestingJ Testing of MetalsCTOD TestingDynamic and Crack Arrest ToughnessFracture Testing WeldmentsTesting and Analysis of Steels in the Ductile-Brittle Transition RegionQualitative Toughness TestsReferencesAppendix: Experimental Estimates of Deformation JFracture Testing of NonmetalsFracture Toughness Measurements in Engineering PlasticsInterlaminar Toughness of CompositesCeramicsReferencesApplication to StructuresLinear Elastic Fracture MechanicsThe ASME Reference CurvesThe CTOD Design CurveFailure Assessment DiagramsThe EPRI J Estimation SchemeThe Reference Stress ApproachComparison of Driving Force EquationsThe PD 6493 MethodThe R6 MethodProbabilistic Fracture MechanicsLimitations of Existing ApproachesReferencesFatigue Crack PropagationSimilitude in FatigueEmpirical Fatigue Crack Outgrowth EquationsCrack ClosureVariable Amplitude Loading and RetardationGrowth of Short CracksMicromechanisms of FatigueExperimental Measurement of Fatigue Crack GrowthReferencesAppendix: Application of the J Contour Integral to Cyclic LoadingDefinition of DJPath Independence of DJSmall Scale Yielding LimitComputational Fracture MechanicsOverview of Numerical MethodsTraditional Methods in Computational Fracture MechanicsThe Energy Domain IntegralMesh DesignLimitations of Numerical Fracture AnalysisReferencesAppendix: Properties of Singularity ElementsQuadrilateral ElementTriangular ElementREFERENCE MATERIALCompilation of K, J, Compliance and Limit Load SolutionsThrough-Thickness Cracks-Flat PlatesPart-Through Cracks-Flat PlatesFlawed CylindersReferencesPractice ProblemsINDEX