Shigley’s Mechanical Engineering Design (10th Ed.)

Shigleys Mechanical Engineering Design is intended for students beginning the study of mechanical engineering design. Students will find that the text inherently directs them into familiarity with both the basics of design decisions and the standards of industrial components. It combines the straightforward focus on fundamentals that instructors have come to expect, with a modern emphasis on design and new applications. The tenth edition maintains the well-designed approach that has made this book the standard in machine design for nearly 50 years. McGraw-Hill is also proud to offer Connect with the tenth edition of Shigleys Mechanical Engineering Design. This innovative and powerful new system helps your students learn more efficiently and gives you the ability to assign homework problems simply and easily. Problems are graded automatically, and the results are recorded immediately. Track individual student performance - by question, assignment, or in relation to the class overall with detailed grade reports. ConnectPlus provides students with all the advantages of Connect, plus 24/7 access to an eBook. Shigleys Mechanical Engineering Design. includes the power of McGraw-Hills LearnSmart--a proven adaptive learning system that helps students learn faster, study more efficiently, and retain more knowledge through a series of adaptive questions. This innovative study tool pinpoints concepts the student does not understand and maps out a personalized plan for success. Cover 1 Title 4 Copyright 5 Contents 11 Preface 16 Part 1 Basics 25 1 Introduction to Mechanical Engineering Design 26 1–1 Design 27 1–2 Mechanical Engineering Design 28 1–3 Phases and Interactions of the Design Process 28 1–4 Design Tools and Resources 31 1–5 The Design Engineer's Professional Responsibilities 33 1–6 Standards and Codes 35 1–7 Economics 36 1–8 Safety and Product Liability 38 1–9 Stress and Strength 39 1–10 Uncertainty 39 1–11 Design Factor and Factor of Safety 41 1–12 Reliability and Probability of Failure 43 1–13 Relating the Design Factor to Reliability 47 1–14 Dimensions and Tolerances 50 1–15 Units 54 1–16 Calculations and Significant Figures 55 1–17 Design Topic Interdependencies 56 1–18 Power Transmission Case Study Specifications 57 Problems 59 2 Materials 64 2–1 Material Strength and Stiffness 65 2–2 The Statistical Significance of Material Properties 69 2–3 Strength and Cold Work 72 2–4 Hardness 75 2–5 Impact Properties 76 2–6 Temperature Effects 77 2–7 Numbering Systems 79 2–8 Sand Casting 80 2–9 Shell Molding 80 2–10 Investment Casting 81 2–11 Powder-Metallurgy Process 81 2–12 Hot-Working Processes 81 2–13 Cold-Working Processes 82 2–14 The Heat Treatment of Steel 83 2–15 Alloy Steels 85 2–16 Corrosion-Resistant Steels 87 2–17 Casting Materials 88 2–18 Nonferrous Metals 90 2–19 Plastics 93 2–20 Composite Materials 94 2–21 Materials Selection 95 Problems 102 3 Load and Stress Analysis 108 3–1 Equilibrium and Free-Body Diagrams 109 3–2 Shear Force and Bending Moments in Beams 112 3–3 Singularity Functions 114 3–4 Stress 116 3–5 Cartesian Stress Components 116 3–6 Mohr's Circle for Plane Stress 117 3–7 General Three-Dimensional Stress 123 3–8 Elastic Strain 124 3–9 Uniformly Distributed Stresses 125 3–10 Normal Stresses for Beams in Bending 126 3–11 Shear Stresses for Beams in Bending 131 3–12 Torsion 138 3–13 Stress Concentration 147 3–14 Stresses in Pressurized Cylinders 150 3–15 Stresses in Rotating Rings 152 3–16 Press and Shrink Fits 153 3–17 Temperature Effects 154 3–18 Curved Beams in Bending 155 3–19 Contact Stresses 159 3–20 Summary 163 Problems 164 4 Deflection and Stiffness 184 4–1 Spring Rates 185 4–2 Tension, Compression, and Torsion 186 4–3 Deflection Due to Bending 187 4–4 Beam Deflection Methods 189 4–5 Beam Deflections by Superposition 190 4–6 Beam Deflections by Singularity Functions 193 4–7 Strain Energy 199 4–8 Castigliano's Theorem 201 4–9 Deflection of Curved Members 206 4–10 Statically Indeterminate Problems 212 4–11 Compression Members—General 218 4–12 Long Columns with Central Loading 221 4–13 Intermediate-Length Columns with Central Loading 221 4–14 Columns with Eccentric Loading 221 4–15 Struts or Short Compression Members 225 4–16 Elastic Stability 227 4–17 Shock and Impact 228 Problems 229 Part 2 Failure Prevention 249 5 Failures Resulting from Static Loading 250 5–1 Static Strength 253 5–2 Stress Concentration 254 5–3 Failure Theories 256 5–4 Maximum-Shear-Stress Theory for Ductile Materials 256 5–5 Distortion-Energy Theory for Ductile Materials 258 5–6 Coulomb-Mohr Theory for Ductile Materials 265 5–7 Failure of Ductile Materials Summary 268 5–8 Maximum-Normal-Stress Theory for Brittle Materials 272 5–9 Modifications of the Mohr Theory for Brittle Materials 272 5–10 Failure of Brittle Materials Summary 275 5–11 Selection of Failure Criteria 275 5–12 Introduction to Fracture Mechanics 276 5–13 Important Design Equations 285 Problems 287 6 Fatigue Failure Resulting from Variable Loading 296 6–1 Introduction to Fatigue in Metals 297 6–2 Approach to Fatigue Failure in Analysis and Design 303 6–3 Fatigue-Life Methods 304 6–4 The Stress-Life Method 304 6–5 The Strain-Life Method 307 6–6 The Linear-Elastic Fracture Mechanics Method 309 6–7 The Endurance Limit 313 6–8 Fatigue Strength 314 6–9 Endurance Limit Modifying Factors 317 6–10 Stress Concentration and Notch Sensitivity 326 6–11 Characterizing Fluctuating Stresses 331 6–12 Fatigue Failure Criteria for Fluctuating Stress 334 6–13 Torsional Fatigue Strength under Fluctuating Stresses 348 6–14 Combinations of Loading Modes 348 6–15 Varying, Fluctuating Stresses; Cumulative Fatigue Damage 352 6–16 Surface Fatigue Strength 358 6–17 Road Maps and Important Design Equations for the Stress-Life Method 361 Problems 364 Part 3 Design of Mechanical Elements 373 7 Shafts and Shaft Components 374 7–1 Introduction 375 7–2 Shaft Materials 375 7–3 Shaft Layout 376 7–4 Shaft Design for Stress 381 7–5 Deflection Considerations 394 7–6 Critical Speeds for Shafts 398 7–7 Miscellaneous Shaft Components 403 7–8 Limits and Fits 410 Problems 415 8 Screws, Fasteners, and the Design of Nonpermanent Joints 424 8–1 Thread Standards and Definitions 425 8–2 The Mechanics of Power Screws 429 8–3 Threaded Fasteners 437 8–4 Joints—Fastener Stiffness 439 8–5 Joints—Member Stiffness 442 8–6 Bolt Strength 447 8–7 Tension Joints—The External Load 450 8–8 Relating Bolt Torque to Bolt Tension 452 8–9 Statically Loaded Tension Joint with Preload 455 8–10 Gasketed Joints 459 8–11 Fatigue Loading of Tension Joints 459 8–12 Bolted and Riveted Joints Loaded in Shear 466 Problems 474 9 Welding, Bonding, and the Design of Permanent Joints 490 9–1 Welding Symbols 491 9–2 Butt and Fillet Welds 493 9–3 Stresses in Welded Joints in Torsion 497 9–4 Stresses in Welded Joints in Bending 502 9–5 The Strength of Welded Joints 504 9–6 Static Loading 507 9–7 Fatigue Loading 511 9–8 Resistance Welding 513 9–9 Adhesive Bonding 513 Problems 522 10 Mechanical Springs 532 10–1 Stresses in Helical Springs 533 10–2 The Curvature Effect 534 10–3 Deflection of Helical Springs 535 10–4 Compression Springs 535 10–5 Stability 537 10–6 Spring Materials 538 10–7 Helical Compression Spring Design for Static Service 543 10–8 Critical Frequency of Helical Springs 549 10–9 Fatigue Loading of Helical Compression Springs 551 10–10 Helical Compression Spring Design for Fatigue Loading 554 10–11 Extension Springs 557 10–12 Helical Coil Torsion Springs 565 10–13 Belleville Springs 572 10–14 Miscellaneous Springs 573 10–15 Summary 575 Problems 575 11 Rolling-Contact Bearings 584 11–1 Bearing Types 585 11–2 Bearing Life 588 11–3 Bearing Load Life at Rated Reliability 589 11–4 Reliability versus Life—The Weibull Distribution 591 11–5 Relating Load, Life, and Reliability 592 11–6 Combined Radial and Thrust Loading 594 11–7 Variable Loading 600 11–8 Selection of Ball and Cylindrical Roller Bearings 603 11–9 Selection of Tapered Roller Bearings 606 11–10 Design Assessment for Selected Rolling-Contact Bearings 615 11–11 Lubrication 619 11–12 Mounting and Enclosure 620 Problems 624 12 Lubrication and Journal Bearings 632 12–1 Types of Lubrication 633 12–2 Viscosity 634 12–3 Petroff's Equation 636 12–4 Stable Lubrication 638 12–5 Thick-Film Lubrication 639 12–6 Hydrodynamic Theory 640 12–7 Design Considerations 644 12–8 The Relations of the Variables 646 12–9 Steady-State Conditions in Self-Contained Bearings 660 12–10 Clearance 663 12–11 Pressure-Fed Bearings 665 12–12 Loads and Materials 671 12–13 Bearing Types 673 12–14 Thrust Bearings 674 12–15 Boundary-Lubricated Bearings 675 Problems 683 13 Gears—General 688 13–1 Types of Gears 689 13–2 Nomenclature 690 13–3 Conjugate Action 692 13–4 Involute Properties 693 13–5 Fundamentals 693 13–6 Contact Ratio 699 13–7 Interference 700 13–8 The Forming of Gear Teeth 702 13–9 Straight Bevel Gears 705 13–10 Parallel Helical Gears 706 13–11 Worm Gears 710 13–12 Tooth Systems 711 13–13 Gear Trains 713 13–14 Force Analysis—Spur Gearing 720 13–15 Force Analysis—Bevel Gearing 724 13–16 Force Analysis—Helical Gearing 727 13–17 Force Analysis—Worm Gearing 729 Problems 735 14 Spur and Helical Gears 748 14–1 The Lewis Bending Equation 749 14–2 Surface Durability 758 14–3 AGMA Stress Equations 760 14–4 AGMA Strength Equations 762 14–5 Geometry Factors I and J (Z[sub(I)] and Y[sub(J)]) 766 14–6 The Elastic Coefficient C[sub(p)] (Z[sub(E)]) 771 14–7 Dynamic Factor K[sub(v)] 771 14–8 Overload Factor K[sub(o)] 773 14–9 Surface Condition Factor Cf (Z[sub(R)]) 773 14–10 Size Factor K[sub(s)] 774 14–11 Load-Distribution Factor K[sub(m)] (K[sub(H)]) 774 14–12 Hardness-Ratio Factor C[sub(H)] (Z[sub(W)]) 776 14–13 Stress-Cycle Factors Y[sub(N)] and Z[sub(N)] 777 14–14 Reliability Factor K[sub(R)] (Y[sub(Z)]) 778 14–15 Temperature Factor K[sub(T)] (Y[sub(θ)]) 779 14–16 Rim-Thickness Factor K[sub(B)] 779 14–17 Safety Factors S[sub(F)] and S[sub(H)] 780 14–18 Analysis 780 14–19 Design of a Gear Mesh 790 Problems 795 15 Bevel and Worm Gears 800 15–1 Bevel Gearing—General 801 15–2 Bevel-Gear Stresses and Strengths 803 15–3 AGMA Equation Factors 806 15–4 Straight-Bevel Gear Analysis 818 15–5 Design of a Straight-Bevel Gear Mesh 821 15–6 Worm Gearing—AGMA Equation 824 15–7 Worm-Gear Analysis 828 15–8 Designing a Worm-Gear Mesh 832 15–9 Buckingham Wear Load 835 Problems 836 16 Clutches, Brakes, Couplings, and Flywheels 840 16–1 Static Analysis of Clutches and Brakes 842 16–2 Internal Expanding Rim Clutches and Brakes 847 16–3 External Contracting Rim Clutches and Brakes 855 16–4 Band-Type Clutches and Brakes 859 16–5 Frictional-Contact Axial Clutches 860 16–6 Disk Brakes 864 16–7 Cone Clutches and Brakes 868 16–8 Energy Considerations 871 16–9 Temperature Rise 872 16–10 Friction Materials 876 16–11 Miscellaneous Clutches and Couplings 879 16–12 Flywheels 881 Problems 886 17 Flexible Mechanical Elements 894 17–1 Belts 895 17–2 Flat-and Round-Belt Drives 898 17–3 V Belts 913 17–4 Timing Belts 921 17–5 Roller Chain 922 17–6 Wire Rope 931 17–7 Flexible Shafts 939 Problems 940 18 Power Transmission Case Study 948 18–1 Design Sequence for Power Transmission 950 18–2 Power and Torque Requirements 951 18–3 Gear Specification 951 18–4 Shaft Layout 958 18–5 Force Analysis 960 18–6 Shaft Material Selection 960 18–7 Shaft Design for Stress 961 18–8 Shaft Design for Deflection 961 18–9 Bearing Selection 962 18–10 Key and Retaining Ring Selection 963 18–11 Final Analysis 966 Problems 966 Part 4 Special Topics 967 19 Finite-Element Analysis 968 19–1 The Finite-Element Method 970 19–2 Element Geometries 972 19–3 The Finite-Element Solution Process 974 19–4 Mesh Generation 977 19–5 Load Application 979 19–6 Boundary Conditions 980 19–7 Modeling Techniques 981 19–8 Thermal Stresses 984 19–9 Critical Buckling Load 984 19–10 Vibration Analysis 986 19–11 Summary 987 Problems 989 20 Geometric Dimensioning and Tolerancing 992 20–1 Dimensioning and Tolerancing Systems 993 20–2 Definition of Geometric Dimensioning and Tolerancing 994 20–3 Datums 999 20–4 Controlling Geometric Tolerances 1004 20–5 Geometric Characteristic Definitions 1008 20–6 Material Condition Modifiers 1017 20–7 Practical Implementation 1019 20–8 GD&T in CAD Models 1024 20–9 Glossary of GD&T Terms 1025 Problems 1028 Appendixes 1034 A: Useful Tables 1034 B: Answers to Selected Problems 1090 Index 1096 A 1096 B 1096 C 1097 D 1098 E 1099 F 1099 G 1100 H 1100 I 1100 J 1101 K 1101 L 1101 M 1101 N 1102 O 1102 P 1102 Q 1103 R 1103 S 1103 T 1104 U 1105 V 1105 W 1105 Y 1105 Z 1105 Intended For Students Beginning The Study Of Mechanical Engineering Design, This Book Helps Students Find That The Text Inherently Directs Them Into Familiarity With Both The Basics Of Design Decisions And The Standards Of Industrial Components. Introduction To Mechanical Engineering Design -- Materials -- Load And Stress Analysis -- Deflection And Stiffness -- Failure Prevention. Richard G. Budynas, Professor Emeritus, Kate Gleason College Of Engineering, Rochester Institute Of Technology, J. Keith Nisbett, Associate Professor Of Mechanical Engineering, Missouri University Of Science And Technology. Includes Index. Includes Bibliographical References And Index.