TY - BOOK AU - Dowling,Norman E. TI - Mechanical behavior of materials: engineering methods for deformation, fracture, and fatigue SN - 0132256096 AV - TA404.8 .D68 2007 PY - 2007/// CY - Upper Saddle River, N.J. PB - Pearson/Prentice Hall KW - Materials KW - Testing N1 - Includes bibliographical references and index; 1 Introduction 1; 1.1 Introduction 1; 1.2 Types of Material Failure 2; 1.3 Design and Materials Selection 10; 1.4 Technological Challenge 16; 1.5 Economic Importance of Fracture 18; 1.6 Summary 19; References 20; Problems and Questions 20; 2 Structure and Deformation in Materials 23; 2.1 Introduction 23; 2.2 Bonding in Solids 25; 2.3 Structure in Crystalline Materials 29; 2.4 Elastic Deformation and Theoretical Strength 33; 2.5 Inelastic Deformation 38; 2.6 Summary 44; References 45; Problems and Questions 46; 3 A Survey of Engineering Materials 48; 3.1 Introduction 48; 3.2 Alloying and Processing of Metals 49; 3.3 Irons and Steels 55; 3.4 Nonferrous Metals 63; 3.5 Polymers 67; 3.6 Ceramics and Glasses 77; 3.7 Composite Materials 83; 3.8 Materials Selection for Engineering Components 88; 3.9 Summary 94; References 96; Problems and Questions 97; 4 Mechanical Testing: Tension Test and Other Basic Tests 101; 4.1 Introduction 101; 4.2 Introduction to Tension Test 106; 4.3 Engineering Stress-Strain Properties 111; 4.4 Trends in Tensile Behavior 120; 4.5 True Stress-Strain Interpretation of Tension Test 126; 4.6 Compression Test 135; 4.7 Hardness Tests 140; 4.8 Notch-Impact Tests 147; 4.9 Bending and Torsion Tests 152; 4.10 Summary 158; References 159; Problems and Questions 160; 5 Stress-Strain Relationships and Behavior 171; 5.1 Introduction 171; 5.2 Models for Deformation Behavior 172; 5.3 Elastic Deformation 182; 5.4 Anisotropic Materials 195; 5.5 Summary 204; .References 206; Problems and Questions 206; 6 Review of Complex and Principal States of Stress and Strain 214; 6.1 Introduction 214; 6.2 Plane Stress 215; 6.3 Principal Stresses and the Maximum Shear Stress 225; 6.4 Three-Dimensional States of Stress 233; 6.5 Stresses on the Octahedral Planes 240; 6.6 Complex States of Strain 242; 6.7 Summary 247; References 249; Problems and Questions 249; 7 Yielding and Fracture under Combined Stresses 254; 7.1 Introduction 254; 7.2 General Form of Failure Criteria 256; 7.3 Maximum Normal Stress Fracture Criterion 258; 7.4 Maximum Shear Stress Yield Criterion 261; 7.5 Octahedral Shear Stress Yield Criterion 267; 7.6 Discussion of the Basic Failure Criteria 274; 7.7 Coulomb-Mohr Fracture Criterion 280; 7.8 Modified Mohr Fracture Criterion 290; 7.9 Additional Comments on Failure Criteria 297; 7.10 Summary 300; References 301; Problems and Questions 302; 8 Fracture of Cracked Members 312; 8.1 Introduction 312; 8.2 Preliminary Discussion 315; 8.3 Mathematical Concepts 322; 8.4 Application of K to Design and Analysis 326; 8.5 Additional Topics on Application of K 337; 8.6 Fracture Toughness Values and Trends 349; 8.7 Plastic Zone Size, and Plasticity Limitations on LEFM 359; 8.8 Discussion of Fracture Toughness Testing 368; 8.9 Extensions of Fracture Mechanics Beyond Linear Elasticity 369; 8.10 Summary 376; References 379; Problems and Questions 380; 9 Fatigue of Materials: Introduction and Stress-Based Approach 391; 9.1 Introduction 391; 9.2 Definitions and Concepts 393; 9.3 Sources of Cyclic Loading 404; 9.4 Fatigue Testing 405; 9.5 The Physical Nature of Fatigue Damage 410; 9.6 Trends in S-N Curves 413; 9.7 Mean Stresses 426; 9.8 Multiaxial Stresses 438; 9.9 Variable Amplitude Loading 443; 9.10 Summary 453; References 454; Problems and Questions 456; 10 Stress-Based Approach to Fatigue: Notched Members 466; 10.1 Introduction 466; 10.2 Notch Effects 468; 10.3 Notch Sensitivity and Empirical Estimates of kf 472; 10.4 Estimating Long-Life Fatigue Strengths (Fatigue Limits) 476; 10.5 Notch Effects at Intermediate and Short Lives 481; 10.6 Combined Effects of Notches and Mean Stress 484; 10.7 Estimating S-N Curves 494; 10.8 Use of Component S-N Data 502; 10.9 Designing to Avoid Fatigue Failure 510; 10.10 Discussion 516; 10.11 Summary 517; References 519; Problems and Questions 520; 11 Fatigue Crack Growth 535; 11.1 Introduction 535; 11.2 Preliminary Discussion 536; 11.3 Fatigue Crack Growth Rate Testing 544; 11.4 Effects of R = Smin/Smax on Fatigue Crack Growth 549; 11.5 Trends in Fatigue Crack Growth Behavior 559; 11.6 Life Estimates for Constant Amplitude Loading 565; 11.7 Life Estimates for Variable Amplitude Loading 576; 11.8 Design Considerations 582; 11.9 Plasticity Aspects and Limitations of LEFM for Fatigue Crack Growth 584; 11.10 Environmental Crack Growth 591; 11.11 Summary 596; References 598; Problems and Questions 599; 12 Plastic Deformation Behavior and Models for Materials 612; 12.1 Introduction 612; 12.2 Stress-Strain Curves 615; 12.3 Three-Dimensional Stress-Strain Relationships 623; 12.4 Unloading and Cyclic Loading Behavior from Rheological Models 631; 12.5 Cyclic Stress-Strain Behavior of Real Materials 639; 12.6 Summary 652; References 654; Problems and Questions 655; 13 Stress-Strain Analysis of Plastically Deforming Members 664; 13.1 Introduction 664; 13.2 Plasticity in Bending 665; 13.3 Residual Stresses and Strains for Bending 674; 13.4 Plasticity of Circular Shafts in Torsion 678; 13.5 Notched Members 681; 13.6 Cyclic Loading 693; 13.7 Summary 704; References 705; Problems and Questions 706; 14 Strain-Based Approach to Fatigue 715; 14.1 Introduction 715; 14.2 Strain Versus Life Curves 718; 14.3 Mean Stress Effects 728; 14.4 Multiaxial Stress Effects 736; 14.5 Life Estimates for Structural Components 740; 14.6 Discussion 750; 14.7 Summary 758; References 759; Problems and Questions 760; 15 Time-Dependent Behavior: Creep and Damping 772; 15.1 Introduction 772; 15.2 Creep Testing 774; 15.3 Physical Mechanisms of Creep 779; 15.4 Time-Temperature Parameters and Life Estimates 790; 15.5 Creep Failure under Varying Stress 802; 15.6 Stress-Strain-Time Relationships 804; 15.7 Creep Deformation under Varying Stress 810; 15.8 Creep under Multiaxial Stress 817; 15.9 Component Stress-Strain Analysis 820; 15.10 Energy Dissipation (Damping) in Materials 825; 15.11 Summary 834; References 836; Problems and Questions 837 ER -