Proceedings of the 7th International Conference on Fracture Fatigue and Wear

1 - Preface [Seite 6]
2 - Organisation [Seite 8]
2.1 - Organising Committee [Seite 8]
2.2 - Chairman [Seite 8]
2.3 - Co-chairman [Seite 8]
2.4 - International Scientific Committee [Seite 8]
3 - Contents [Seite 10]
4 - Fracture [Seite 17]
5 - Failure Analysis of a Removable Support of a Cockpit Seat in a STOL Airplane [Seite 18]
5.1 - Abstract [Seite 18]
5.2 - 1 Introduction [Seite 18]
5.3 - 2 Results and Discussion [Seite 20]
5.3.1 - 2.1 Macro Examination [Seite 20]
5.3.2 - 2.2 SEM [Seite 22]
5.3.3 - 2.3 Microstructure [Seite 25]
5.3.4 - 2.4 Micro Hardness Test [Seite 26]
5.3.5 - 2.5 Estimated Maximum Forces [Seite 27]
5.4 - 3 Conclusions [Seite 31]
5.5 - 4 Recommendations [Seite 31]
5.6 - Acknowledgments [Seite 32]
5.7 - References [Seite 32]
6 - Spot Welding Joint's Fracture Behavior and Fundamental [Seite 33]
6.1 - Abstract [Seite 33]
6.2 - 1 Introduction [Seite 33]
6.3 - 2 Fracture Mechanics of Spot Welds [Seite 34]
6.4 - 3 Modeling and Simulation [Seite 35]
6.4.1 - 3.1 Specimen Modeling [Seite 35]
6.4.2 - 3.2 Material Properties [Seite 35]
6.4.3 - 3.3 Finite Element Analysis Code [Seite 35]
6.4.4 - 3.4 Mesh Generation and Boundary Conditions [Seite 36]
6.5 - 4 Results and Discussion [Seite 36]
6.5.1 - 4.1 Maximum Stresses and Crack Propagation [Seite 36]
6.6 - 5 Conclusions [Seite 41]
6.7 - Acknowledgments [Seite 41]
6.8 - References [Seite 41]
7 - Failure and Fracture Analysis of Al-alloy Wheel Rim of a Vehicle [Seite 43]
7.1 - Abstract [Seite 43]
7.2 - 1 Introduction and Background Information [Seite 43]
7.3 - 2 Experimental Procedure [Seite 44]
7.4 - 3 Results and Discussion [Seite 45]
7.4.1 - 3.1 Visual Examination and Stereomicroscopy [Seite 45]
7.4.2 - 3.2 SEM Fractographic Evaluation [Seite 45]
7.4.3 - 3.3 Optical Metallography [Seite 45]
7.4.4 - 3.4 SEM/EDS Analysis [Seite 47]
7.4.5 - 3.5 Charpy Impact Testing [Seite 49]
7.5 - 4 Conclusions [Seite 54]
7.6 - References [Seite 55]
8 - Key Parameters for Fracture Toughness of Particle/Polymer Nanocomposites [Seite 56]
8.1 - 1 Introduction [Seite 56]
8.2 - 2 Numerical Modeling for Fracture of Particle/PNCs [Seite 57]
8.3 - 3 Sensitivity Analysis Methods [Seite 60]
8.3.1 - 3.1 Regression Method [Seite 60]
8.3.2 - 3.2 Elementary Effects [Seite 60]
8.3.3 - 3.3 Sobol' Method [Seite 60]
8.3.4 - 3.4 Extended Fourier Amplitude Sensitivity Test [Seite 61]
8.4 - 4 Results [Seite 62]
8.5 - 5 Conclusion [Seite 64]
8.6 - References [Seite 64]
9 - A Criterion for Crack Initiation at Blunt Notches Based on the Concept of Local Strength [Seite 67]
9.1 - Abstract [Seite 67]
9.2 - 1 Introduction [Seite 67]
9.3 - 2 Problem Statement [Seite 69]
9.4 - 3 Fracture Criterion [Seite 70]
9.5 - 4 Examples of Fracture Criterion Application [Seite 71]
9.5.1 - 4.1 Plate with an Elliptic Hole Under Tension [Seite 71]
9.5.2 - 4.2 Infinite Body with Ellipsoidal Hollow Under Tension [Seite 72]
9.6 - 5 Comparison Between Predicted and Experimental Data [Seite 73]
9.6.1 - 5.1 Plate with a Circular Hole Under Tension [Seite 73]
9.6.2 - 5.2 Plate with Lateral Notches Under Tension [Seite 73]
9.6.3 - 5.3 Bar with a Circumferential Notch Under Tension [Seite 74]
9.6.4 - 5.4 Plate with a Circular Hole Under Compression [Seite 75]
9.7 - 6 Conclusions [Seite 75]
9.8 - Acknowledgments [Seite 76]
9.9 - References [Seite 76]
10 - Effect of Friction Coefficient and Maximum Contact Pressure on the Spalling Depth of Gear Teeth Flank [Seite 78]
10.1 - Abstract [Seite 78]
10.2 - 1 Introduction [Seite 78]
10.3 - 2 Numerical Simulation [Seite 79]
10.4 - 3 Results and Discussion [Seite 79]
10.5 - 4 Conclusion [Seite 82]
10.6 - References [Seite 82]
11 - Transient Analysis of Multiple Interface Cracks in Two Bonded Elastic and Piezoelectric Layers [Seite 84]
11.1 - Abstract [Seite 84]
11.2 - 1 Introduction [Seite 84]
11.3 - 2 Formulation of the Problem [Seite 85]
11.4 - 3 Derivation of the Integral Equations [Seite 88]
11.5 - 4 Results and Discussions [Seite 89]
11.6 - 5 Concluding Remarks [Seite 91]
11.7 - References [Seite 91]
12 - A Study on the Constitutive Equation Effects in the Fracture Initiation of AA5450 Sheets [Seite 93]
12.1 - Abstract [Seite 93]
12.2 - 1 Introduction [Seite 93]
12.3 - 2 Experiments [Seite 94]
12.4 - 3 Finite Element Model [Seite 94]
12.5 - 4 Results and Discussions [Seite 95]
12.6 - 5 Conclusions [Seite 97]
12.7 - References [Seite 97]
13 - Predicting the Failure Type of Liquid Hydrocarbon Pipeline Using Fuzzy Expert System [Seite 99]
13.1 - Abstract [Seite 99]
13.2 - 1 Introduction [Seite 99]
13.3 - 2 Fuzzy Expert Systems [Seite 100]
13.4 - 3 Development of a Fuzzy Logic-Based Failure Model [Seite 101]
13.4.1 - 3.1 Data Collection, Filtering and Classification [Seite 101]
13.4.2 - 3.2 Fuzzy of Variables and Define Membership Functions [Seite 101]
13.4.3 - 3.3 Establishing a Fuzzy Rule Base for FES [Seite 103]
13.4.4 - 3.4 Model Implementation [Seite 104]
13.4.5 - 3.5 Model Validation [Seite 104]
13.5 - 4 Conclusion [Seite 104]
13.6 - References [Seite 105]
14 - Simulation of Loading Rate Effects on Dynamic Brittle Failure of Concrete Structures Using a Two-Scale Damage Model [Seite 106]
14.1 - 1 Introduction [Seite 106]
14.2 - 2 Dynamic Damage Model [Seite 107]
14.3 - 3 Compact Tension Test [Seite 108]
14.4 - 4 L-Shaped Specimen Test [Seite 110]
14.5 - 5 Conclusions [Seite 112]
14.6 - References [Seite 112]
15 - Deformation Behavior and Fracture of Al-CuZr Nano-Laminates: A Molecular Dynamics Simulation Study [Seite 114]
15.1 - Abstract [Seite 114]
15.2 - 1 Introduction [Seite 114]
15.3 - 2 Simulation Methodology [Seite 115]
15.4 - 3 Results and Discussions [Seite 116]
15.5 - 4 Conclusions [Seite 119]
15.6 - References [Seite 120]
16 - Model of Damaged Medium for Describing Fatigue Fracture of Materials and Structures [Seite 122]
16.1 - Abstract [Seite 122]
16.2 - 1 Introduction [Seite 122]
16.3 - 2 Defining Relations of Mechanics of Damaged Media [Seite 124]
16.4 - 3 The Investigation Results [Seite 127]
16.5 - 4 Conclusion [Seite 137]
16.6 - Acknowledgements [Seite 138]
16.7 - References [Seite 138]
17 - Modeling of Fatigue Fracture of Coatings in Multi-cycle Friction Contact [Seite 140]
17.1 - Abstract [Seite 140]
17.2 - 1 Introduction [Seite 140]
17.3 - 2 Problem Formulation and the Method of Solution [Seite 141]
17.3.1 - 2.1 Contact Problem Solution [Seite 141]
17.3.2 - 2.2 Calculation of Internal Stresses [Seite 143]
17.3.3 - 2.3 Model of the Contact Fatigue at the Layer-Substrate Interface [Seite 143]
17.4 - 3 Results and Discussion [Seite 145]
17.5 - 4 Conclusions [Seite 148]
17.6 - Acknowledgments [Seite 148]
17.7 - References [Seite 148]
18 - Research and Modeling of Stress-Strain State and Fracture Strength of Triplexes at Temperatures 293-213 K [Seite 150]
18.1 - Abstract [Seite 150]
18.2 - 1 Introduction [Seite 150]
18.3 - 2 Materials and Methods [Seite 153]
18.3.1 - 2.1 Test Samples and Materials [Seite 153]
18.3.2 - 2.2 Modeling of the Adhesion Processes and the Triplex Separate Layers Fracture in the Presence of Crack-Like Defects [Seite 154]
18.3.3 - 2.3 Measurements [Seite 156]
18.3.4 - 2.4 Methodology to Determine Stresses [Seite 157]
18.4 - 3 Experimental Results [Seite 158]
18.5 - 4 Analysis of the Experimental Results of Studies of Stress-Strain and Boundary States of the Triplex in the Temperature Range 293-213 K [Seite 160]
18.6 - 5 Numerical Modeling of the Framing Influence on the SIF of Surface Cracks [Seite 161]
18.6.1 - 5.1 Modeling Conditions [Seite 161]
18.6.2 - 5.2 Numerical Results and Discussion [Seite 162]
18.7 - 6 Conclusions [Seite 163]
18.8 - References [Seite 164]
19 - Influence of Low Temperature on Mechanical Properties of Carbon Steel P110 Estimated by Means of Small Punch Test [Seite 166]
19.1 - Abstract [Seite 166]
19.2 - 1 Introduction [Seite 166]
19.3 - 2 Experimental Methodology [Seite 168]
19.4 - 3 Results and Discussion [Seite 170]
19.5 - 4 Summary [Seite 176]
19.6 - Acknowledgements [Seite 177]
19.7 - References [Seite 177]
20 - Crack Propagation in Various Double Cantilever Beam Geometric Configurations [Seite 179]
20.1 - Abstract [Seite 179]
20.2 - 1 Introduction [Seite 179]
20.3 - 2 Procedures and Methodology Used [Seite 180]
20.3.1 - 2.1 Williams Power Series [Seite 180]
20.3.2 - 2.2 Over-Deterministic Method (ODM) [Seite 180]
20.4 - 3 Cracked Geometry, Numerical Model, ODM, MTS Criterion [Seite 181]
20.4.1 - 3.1 Investigated Cracked Geometry [Seite 181]
20.4.2 - 3.2 Numerical Model in ANSYS [Seite 181]
20.4.3 - 3.3 ODM Procedure [Seite 182]
20.4.4 - 3.4 MTS Criterion Evaluation [Seite 182]
20.5 - 4 Results and Discussion [Seite 182]
20.6 - 5 Conclusion [Seite 184]
20.7 - Acknowledgements [Seite 184]
20.8 - References [Seite 184]
21 - Lateral Indentation and Impact Analyses on Curved Composite Shells [Seite 186]
21.1 - 1 Introduction [Seite 186]
21.2 - 2 Materials and Methods [Seite 187]
21.2.1 - 2.1 Experimental Setup and Testing [Seite 188]
21.2.2 - 2.2 Numerical Analyses [Seite 189]
21.3 - 3 Results and Discussion [Seite 191]
21.3.1 - 3.1 Sensitivity Analysis on the Hashin Parameters [Seite 193]
21.4 - 4 Conclusions [Seite 197]
21.5 - References [Seite 198]
22 - Structured Learning-Based Sinusoidal Modelling for Gear Diagnosis and Prognosis [Seite 199]
22.1 - Abstract [Seite 199]
22.2 - 1 Introduction [Seite 199]
22.3 - 2 Problem Formulation [Seite 200]
22.4 - 3 The Structured Learning Based Sinusoidal Modelling [Seite 203]
22.5 - 4 Performance Investigation [Seite 204]
22.6 - 5 Conclusion [Seite 207]
22.7 - References [Seite 207]
23 - Singular Stress Field of Interfacial Small Crack in Orthotropic Bonded Plate [Seite 209]
23.1 - Abstract [Seite 209]
23.2 - 1 Introduction [Seite 209]
23.3 - 2 Singular Stress Field of Interface Edge [Seite 210]
23.3.1 - 2.1 Definition of Stress Intensity Factor [Seite 210]
23.4 - 3 Method of Analysis [Seite 211]
23.4.1 - 3.1 Analysis Condition [Seite 211]
23.4.2 - 3.2 Determination of Stress Intensity Factor [Seite 212]
23.5 - 4 Numerical Results and Discussions [Seite 212]
23.5.1 - 4.1 Expression of Stress Intensity Factor of Small Edge Interface Crack [Seite 212]
23.5.2 - 4.2 Effect of Material Combination [Seite 213]
23.6 - 5 Conclusions [Seite 215]
23.7 - References [Seite 216]
24 - Comparative Research on Calculation Methods of Stress Intensity Factors and Crack Propagation Criterion [Seite 217]
24.1 - Abstract [Seite 217]
24.2 - 1 Introduction [Seite 217]
24.3 - 2 Calculation Methods of Stress Intensity Factor [Seite 218]
24.4 - 3 Calculation Methods of Crack Propagation Criterion [Seite 220]
24.5 - 4 Conclusions [Seite 224]
24.6 - Acknowledgements [Seite 224]
24.7 - References [Seite 224]
25 - Crack Identification Using eXtended IsoGeometric Analysis and Particle Swarm Optimization [Seite 225]
25.1 - Abstract [Seite 225]
25.2 - 1 Introduction [Seite 225]
25.3 - 2 Motivation and X-IGA Approach in Forward Problem [Seite 226]
25.3.1 - 2.1 A Brief of B-Spline/NURBS Functions [Seite 227]
25.3.2 - 2.2 XIGA Implementation [Seite 227]
25.4 - 3 Particle Swarm Optimization (PSO) [Seite 229]
25.5 - 4 Numerical Results [Seite 231]
25.5.1 - 4.1 Cracked Plate - Scenario 1 [Seite 231]
25.5.2 - 4.2 Cracked Plate - Scenario 2 [Seite 231]
25.5.3 - 4.3 Cracked Plate - Scenario 3 [Seite 233]
25.5.4 - 4.4 Cracked Plate - Scenario 4 [Seite 234]
25.6 - 5 Conclusion [Seite 236]
25.7 - References [Seite 236]
26 - Fatigue [Seite 238]
27 - PWR Fatigue Testing at SCKCEN in the Framework of INCEFA+ [Seite 239]
27.1 - Abstract [Seite 239]
27.2 - 1 Introduction [Seite 239]
27.3 - 2 Material [Seite 240]
27.4 - 3 Specimen [Seite 240]
27.5 - 4 Environment [Seite 242]
27.6 - 5 Fatigue Testing [Seite 242]
27.7 - 6 Extensometers [Seite 244]
27.8 - 7 Test Result [Seite 244]
27.9 - 8 Discussion of Test Results [Seite 252]
27.10 - 9 Conclusion [Seite 253]
27.11 - Acknowledgments [Seite 254]
27.12 - References [Seite 254]
28 - The Effect of Technological and Structural Factors on the Strength of Polyethylene Adhesive Joints [Seite 255]
28.1 - Abstract [Seite 255]
28.2 - 1 Introduction [Seite 256]
28.3 - 2 Methodology [Seite 257]
28.3.1 - 2.1 Adherend [Seite 257]
28.3.2 - 2.2 Surface Treatment [Seite 257]
28.3.3 - 2.3 Adhesives [Seite 258]
28.3.4 - 2.4 Adhesive Joints [Seite 259]
28.3.5 - 2.5 Strength Tests and Statistical Analysis [Seite 260]
28.4 - 3 Results [Seite 261]
28.4.1 - 3.1 Results of Adhesive Joints Strength [Seite 261]
28.4.2 - 3.2 Statistical Results of Adhesive Joints Strength [Seite 262]
28.4.3 - 3.3 Elongation at Break of Adhesive Joints [Seite 264]
28.4.4 - 3.4 Failure Patterns of Adhesive Joints [Seite 266]
28.4.5 - 3.5 Results Discussion [Seite 268]
28.5 - 4 Conclusions [Seite 269]
28.6 - References [Seite 270]
29 - Compression of Strain Load History Using Holder Exponents of Continuous Wavelet Transform [Seite 272]
29.1 - Abstract [Seite 272]
29.2 - 1 Introduction [Seite 273]
29.3 - 2 Theoretical Background [Seite 274]
29.3.1 - 2.1 Singularities Detection with Holder Exponents [Seite 274]
29.4 - 3 Methodology [Seite 275]
29.4.1 - 3.1 Strain Signal Acquisition [Seite 276]
29.4.2 - 3.2 Continuous Wavelet Transform and Lipschitz Regularity Analysis [Seite 276]
29.4.3 - 3.3 Compression of Strain Time Histories and Fatigue Life Prediction [Seite 278]
29.5 - 4 Results and Discussion [Seite 280]
29.5.1 - 4.1 Continuous Wavelet Transform of Time History [Seite 280]
29.5.2 - 4.2 Comparison of Lipschitz-Based and Time-Domain-Based FDE Techniques [Seite 281]
29.6 - 5 Conclusions [Seite 285]
29.7 - Acknowledgements [Seite 286]
29.8 - References [Seite 286]
30 - Structural Optimization for the Gusset Plate in the Boom Structure of Concrete Pump Truck [Seite 287]
30.1 - Abstract [Seite 287]
30.2 - 1 Introduction [Seite 287]
30.3 - 2 General Introduction of CPT [Seite 288]
30.3.1 - 2.1 Configuration of CPT [Seite 288]
30.3.2 - 2.2 Loading Characterization [Seite 289]
30.3.3 - 2.3 Gusset Plate [Seite 290]
30.3.4 - 2.4 Representative of Region and Loading for Optimization [Seite 292]
30.4 - 3 Design Of Experiment (DOE) [Seite 294]
30.4.1 - 3.1 Design Process [Seite 294]
30.4.2 - 3.2 Conceptual Design [Seite 294]
30.4.3 - 3.3 Detailed Design [Seite 296]
30.5 - 4 Conclusion [Seite 298]
30.6 - Acknowledgement [Seite 299]
30.7 - References [Seite 299]
31 - Failure Analysis of Prematurely Failed Hip Joint Implant Inside the Femur Bone [Seite 300]
31.1 - Abstract [Seite 300]
31.2 - 1 Introduction [Seite 300]
31.3 - 2 Experimental [Seite 302]
31.3.1 - 2.1 Material [Seite 302]
31.3.2 - 2.2 Method [Seite 303]
31.4 - 3 Results and Discussion [Seite 304]
31.4.1 - 3.1 Hardness and Bend Test [Seite 304]
31.4.2 - 3.2 Chemical Analysis Test [Seite 304]
31.4.3 - 3.3 Stereo Zoom and Optical Microscopy [Seite 305]
31.4.4 - 3.4 SEM-EDS Analysis [Seite 306]
31.5 - 4 Conclusions [Seite 308]
31.6 - Acknowledgements [Seite 308]
31.7 - References [Seite 309]
32 - Comparative Study of Defect-Based and Plastic Damage-Based Approaches for Fatigue Lifetime Calculation of Selective Laser-Melted AlSi12 [Seite 311]
32.1 - Abstract [Seite 311]
32.2 - 1 Introduction [Seite 311]
32.3 - 2 Materials and Methods [Seite 314]
32.3.1 - 2.1 Experimental Setup [Seite 314]
32.3.2 - 2.2 Theory and Calculations [Seite 319]
32.4 - 3 Results and Discussion [Seite 321]
32.5 - 4 Conclusions and Outlook [Seite 324]
32.6 - Acknowledgements [Seite 325]
32.7 - References [Seite 325]
33 - Fatigue Damage of Waterwall Tubes in a 1000 MW USC Boiler [Seite 328]
33.1 - Abstract [Seite 328]
33.2 - 1 Introduction [Seite 328]
33.3 - 2 Description of the Boiler [Seite 329]
33.4 - 3 Results and Discussion [Seite 330]
33.4.1 - 3.1 Visual Observation [Seite 330]
33.4.2 - 3.2 Chemical Analysis [Seite 330]
33.4.3 - 3.3 Mechanical Properties [Seite 330]
33.4.4 - 3.4 Microstructural Observation [Seite 331]
33.4.5 - 3.5 Cracks and Fracture Analysis [Seite 331]
33.4.6 - 3.6 EDS and XRD Phase Analysis [Seite 333]
33.4.7 - 3.7 Root Cause Analysis [Seite 336]
33.5 - 4 Conclusions and Recommendations [Seite 337]
33.6 - Acknowledgements [Seite 338]
33.7 - References [Seite 338]
34 - Fatigue of Steels Used in the Manufacture of Components for Heavy Load Vehicles [Seite 339]
34.1 - Abstract [Seite 339]
34.2 - 1 Introduction [Seite 339]
34.3 - 2 Experimental Procedure [Seite 341]
34.4 - 3 Results and Discussion [Seite 343]
34.5 - 4 Conclusions [Seite 348]
34.6 - Acknowledgements [Seite 348]
34.7 - References [Seite 349]
35 - Specimen Thickness Effects on Front Edge Shape of Fatigue Crack in Al7075-T6 Alloy [Seite 350]
35.1 - Abstract [Seite 350]
35.2 - 1 Introduction [Seite 350]
35.3 - 2 Material, Specimen and Experimental Procedures [Seite 351]
35.4 - 3 Results and Discussion [Seite 352]
35.4.1 - 3.1 Curvature Radius of Fatigue Crack Front Edge [Seite 352]
35.4.2 - 3.2 Change in the Plastic Zone Size in the Specimen Thickness Direction [Seite 354]
35.5 - 4 Conclusion [Seite 357]
35.6 - References [Seite 357]
36 - Finite Lifetime Estimation of Mechanical Assemblies Subjected to Fretting Fatigue Loading [Seite 359]
36.1 - Abstract [Seite 359]
36.2 - 1 Introduction [Seite 359]
36.3 - 2 The MWCM to Estimate Fatigue Life Under CA Multiaxial Fatigue Loading [Seite 360]
36.4 - 3 The TCD Approach [Seite 362]
36.5 - 4 Estimation of Stress Quantities Relative to the Critical Plane Under CA Multiaxial Loading [Seite 363]
36.6 - 5 Formalization of the Design Methodology to Estimate Finite Lifetime of Mechanical Assemblies Under CA Fretting Fatigue Loading [Seite 364]
36.7 - 6 Validation with Experimental Data [Seite 366]
36.8 - 7 Results and Discussion [Seite 369]
36.9 - 8 Conclusion [Seite 370]
36.10 - Acknowledgment [Seite 370]
36.11 - References [Seite 371]
37 - Probabilistic Modeling of Coating Delamination [Seite 373]
37.1 - Abstract [Seite 373]
37.2 - 1 Problem Formulation and Resulting Equations [Seite 374]
37.2.1 - 1.1 Discontinuous Solutions for Coated Half-Plane with Interface Cracks [Seite 375]
37.2.2 - 1.2 J-Integrals and Stress Intensity Factors at Interface Crack Tips [Seite 377]
37.3 - 2 Probabilistic Model of Cyclic Coating Delamination [Seite 378]
37.4 - 3 Some Numerical Results [Seite 380]
37.5 - 4 Conclusions [Seite 383]
37.6 - References [Seite 384]
38 - Failure of Giant Wheel Ride at an Amusement Park [Seite 385]
38.1 - Abstract [Seite 385]
38.2 - 1 Introduction [Seite 385]
38.3 - 2 The Parameters of the Central Shaft [Seite 387]
38.4 - 3 Metallurgical Analysis [Seite 387]
38.5 - 4 Structural/Stress Analysis [Seite 389]
38.6 - 5 Conclusions [Seite 391]
38.7 - References [Seite 391]
39 - Thermal-Mechanical Fatigue Analysis of a Main Steam Isolation Valve of a Boiling Water Reactor-5 [Seite 393]
39.1 - Abstract [Seite 393]
39.2 - 1 Introduction [Seite 393]
39.3 - 2 Statement of the Problem [Seite 394]
39.4 - 3 Materials and Methods [Seite 395]
39.5 - 4 Results [Seite 399]
39.6 - 5 Conclusions [Seite 401]
39.7 - Acknowledgement [Seite 402]
39.8 - References [Seite 402]
40 - Influence of Soft Particle Peening Treatment on Fatigue Strength of Aluminum Alloy A5052 [Seite 404]
40.1 - Abstract [Seite 404]
40.2 - 1 Introduction [Seite 404]
40.3 - 2 Influence of Hardness on Surface Modification Effect [13] [Seite 405]
40.3.1 - 2.1 Experimental Method [Seite 405]
40.3.2 - 2.2 Result of Extent of Wear and Vickers Hardness [Seite 406]
40.4 - 3 Influence of Soft Resin Particle Peening on Fatigue Strength Characteristics of Aluminum Alloy A5052 [Seite 407]
40.4.1 - 3.1 Material and Experimental Procedure [Seite 407]
40.4.2 - 3.2 Influence on Hardness Distribution, Surface Roughness and Residual Stress [Seite 408]
40.4.3 - 3.3 Influence on Fatigue Strength [Seite 410]
40.4.4 - 3.4 Consideration by Impact Energy [Seite 411]
40.5 - 4 Conclusions [Seite 413]
40.6 - References [Seite 413]
41 - Fatigue Life Calculation of Load-Adapted Hybrid Angular Contact Ball Bearings [Seite 415]
41.1 - Abstract [Seite 415]
41.2 - 1 Introduction [Seite 415]
41.3 - 2 Method of Calculation [Seite 416]
41.3.1 - 2.1 Input Parameters [Seite 417]
41.3.2 - 2.2 FE Model [Seite 420]
41.3.3 - 2.3 Calculation of Bearing Fatigue Life [Seite 421]
41.4 - 3 Calculational Results [Seite 423]
41.5 - 4 Conclusion and Outlook [Seite 427]
41.6 - Acknowledgments [Seite 427]
41.7 - References [Seite 427]
42 - The Influence of Hydrogen on Fatigue Fracture in Mooring Chain Steel [Seite 429]
42.1 - Abstract [Seite 429]
42.2 - 1 Introduction [Seite 429]
42.3 - 2 Experimental Procedure and Methods [Seite 430]
42.3.1 - 2.1 Materials [Seite 430]
42.3.2 - 2.2 Microscopic Observation [Seite 430]
42.3.3 - 2.3 Mechanical Tests [Seite 431]
42.3.4 - 2.4 Methods [Seite 431]
42.4 - 3 Results [Seite 431]
42.5 - 4 Discussion [Seite 436]
42.6 - 5 Conclusions [Seite 439]
42.7 - Acknowledgements [Seite 439]
42.8 - References [Seite 439]
43 - Monitoring Micro-damage Evolution in Structural Steel S355 Using Speckle Interferometry [Seite 441]
43.1 - Abstract [Seite 441]
43.2 - 1 Introduction [Seite 441]
43.3 - 2 Basics on Fatigue Damage and Metrology [Seite 441]
43.3.1 - 2.1 Stages of Cyclic Damage [Seite 441]
43.3.2 - 2.2 Experimental Background on Damage Assessment [Seite 442]
43.3.3 - 2.3 Fundamentals of Speckle Interferometry [Seite 443]
43.4 - 3 Experimental Methods and Materials [Seite 444]
43.5 - 4 Measurement Results [Seite 446]
43.6 - 5 Summary and Outlook [Seite 450]
43.7 - Acknowledgment [Seite 450]
43.8 - References [Seite 450]
44 - On an Extension of the Fatemi and Socie Equation for Rolling Contact in Rolling Bearings [Seite 452]
44.1 - Abstract [Seite 452]
44.2 - 1 Introduction [Seite 453]
44.3 - 2 Theory and Description [Seite 455]
44.3.1 - 2.1 Critical Plane Criterion of Fatemi and Socie [Seite 455]
44.3.2 - 2.2 Determination of Shear Strain Amplitude and Normal Stress [Seite 457]
44.4 - 3 Application to Rolling Contact [Seite 459]
44.4.1 - 3.1 Configuration [Seite 459]
44.4.2 - 3.2 Influence of the Normal Stress in the Critical Plane [Seite 461]
44.5 - 4 Simulations Results [Seite 464]
44.5.1 - 4.1 Critical Plane Orientation and Location [Seite 465]
44.5.2 - 4.2 Crack Initiation Lifetime Calculation in the Approach A1 and A2 [Seite 466]
44.5.3 - 4.3 Comparison with Standard DIN ISO 281 [Seite 468]
44.6 - 5 Conclusion [Seite 469]
44.7 - References [Seite 470]
45 - Durability of Steel Joints with Ductile Adhesive Subjected to Fatigue Tests [Seite 472]
45.1 - Abstract [Seite 472]
45.2 - 1 Introduction [Seite 472]
45.3 - 2 Experimental [Seite 473]
45.4 - 3 Results and Discussion [Seite 474]
45.5 - 4 Conclusions [Seite 477]
45.6 - References [Seite 477]
46 - Effect of an Adhesive Bonding on the Fatigue Life of Advanced High Strength Steel Spot-Welds [Seite 478]
46.1 - Abstract [Seite 478]
46.2 - 1 Introduction [Seite 478]
46.3 - 2 Specimen Preparation [Seite 479]
46.4 - 3 Test Results and Discussion [Seite 480]
46.4.1 - 3.1 Thickness Dependence of the Joint Strength [Seite 480]
46.4.2 - 3.2 Sheet Strength Dependence of the Joint Strength [Seite 486]
46.5 - 4 Conclusions [Seite 492]
46.6 - Acknowledgement [Seite 493]
46.7 - References [Seite 493]
47 - Fatigue Life Predictions for L-Shaped Cracks [Seite 494]
47.1 - Abstract [Seite 494]
47.2 - 1 Introduction [Seite 494]
47.3 - 2 Methodology and Formulation [Seite 495]
47.3.1 - 2.1 Normal Crack Front Advance [Seite 495]
47.3.2 - 2.2 Length Advance [Seite 498]
47.4 - 3 Results and Discussion [Seite 498]
47.4.1 - 3.1 Normal Crack Front Advance [Seite 498]
47.4.2 - 3.2 Length Advance [Seite 502]
47.5 - 4 Conclusions [Seite 503]
47.6 - Acknowledgements [Seite 503]
47.7 - References [Seite 503]
48 - Modelling of Short Crack Arrest and Fatigue Propagation Using Non-local Fracture Criteria [Seite 505]
48.1 - Abstract [Seite 505]
48.2 - 1 Introduction [Seite 505]
48.3 - 2 Non-local Fracture Criteria [Seite 506]
48.4 - 3 Dugdale's Crack Model [Seite 507]
48.5 - 4 Fatigue Growth of the Short Cracks [Seite 508]
48.6 - 5 Arrest of the Short Cracks [Seite 510]
48.7 - 6 Conclusions [Seite 512]
48.8 - References [Seite 512]
49 - Critical Analysis of Randomly Rough Surfaces for Contact Mechanics Through Statistical Simulation [Seite 514]
49.1 - Abstract [Seite 514]
49.2 - 1 Introduction [Seite 514]
49.3 - 2 Simulation Methods [Seite 516]
49.4 - 3 Simulations and Simulation Results [Seite 519]
49.5 - 4 Discussion [Seite 522]
49.6 - 5 Conclusions [Seite 524]
49.7 - Acknowledgements [Seite 524]
49.8 - References [Seite 524]
50 - Panel Test for New Developed Airbus A321 ACF Overwing Door and Surrounding Structure [Seite 526]
50.1 - Abstract [Seite 526]
50.2 - 1 Introduction into the A321neo ACF Project [Seite 526]
50.3 - 2 Influence of Design on Verification and Validation Needs [Seite 527]
50.4 - 3 Test Scenario [Seite 527]
50.5 - 4 Description of Chosen Test Set-up [Seite 530]
50.6 - 5 Specimen Adaptation to Test Needs [Seite 531]
50.7 - 6 Test Program [Seite 531]
50.8 - 7 Conclusion [Seite 533]
50.9 - Acknowledgement [Seite 534]
50.10 - References [Seite 534]
51 - Strain Rate Concentration Factor for Round and Flat Test Specimens [Seite 535]
51.1 - Abstract [Seite 535]
51.2 - 1 Introduction [Seite 535]
51.3 - 2 Definition of Strain Rate Concentration Factor [Seite 536]
51.4 - 3 Strain Rate Concentration for the Round and Flat Specimen [Seite 537]
51.5 - 4 Relationship Between the Strain Rate Concentration Factor and the Stress Concentration Factor [Seite 538]
51.6 - 5 Conclusion [Seite 541]
51.7 - References [Seite 542]
52 - A Comparison Between Critical-Plane and Stress-Invariant Approaches for the Prediction of Fretting Fatigue Crack Nucleation [Seite 544]
52.1 - Abstract [Seite 544]
52.2 - 1 Introduction [Seite 544]
52.3 - 2 Theoretical Background [Seite 545]
52.3.1 - 2.1 Critical Plane Approach [Seite 545]
52.3.2 - 2.2 Stress Invariant Approach [Seite 546]
52.4 - 3 Experimental Data [Seite 546]
52.5 - 4 Methodology [Seite 547]
52.5.1 - 4.1 Nucleation Life [Seite 547]
52.5.2 - 4.2 Propagation Life [Seite 548]
52.6 - 5 Results [Seite 548]
52.6.1 - 5.1 Comparison of Initiation Location [Seite 548]
52.6.2 - 5.2 Comparison of Fretting Fatigue Life [Seite 549]
52.7 - 6 Conclusions [Seite 550]
52.8 - Acknowledgement [Seite 551]
52.9 - References [Seite 551]
53 - Effect of Short Crack Behavior on the Propagation Life Prediction for a Fretting Cylindrical Pad Configuration [Seite 553]
53.1 - Abstract [Seite 553]
53.2 - 1 Introduction [Seite 553]
53.3 - 2 Numerical Analysis [Seite 554]
53.3.1 - 2.1 Finite Element Model [Seite 554]
53.3.2 - 2.2 Life Predictions [Seite 556]
53.4 - 3 Results [Seite 557]
53.5 - 4 Conclusions [Seite 559]
53.6 - Acknowledgements [Seite 559]
53.7 - References [Seite 559]
54 - Simulation of Cyclic Deformation Behavior of Ferritic P92 Steel Based on Unified Viscoplastic Model [Seite 561]
54.1 - Abstract [Seite 561]
54.2 - 1 Introduction [Seite 561]
54.3 - 2 Experimental Procedure [Seite 562]
54.4 - 3 Experimental Results and Discussion [Seite 563]
54.5 - 4 Simulation of LCF and CFI Deformation [Seite 565]
54.5.1 - 4.1 Constitutive Model [Seite 565]
54.5.2 - 4.2 Determination of Material Parameters [Seite 566]
54.5.3 - 4.3 Simulation Results and Discussion [Seite 567]
54.6 - 5 Conclusion [Seite 569]
54.7 - Acknowledgements [Seite 569]
54.8 - References [Seite 569]
55 - Fatigue Life Analysis of Un-repaired and Repaired Metallic Substrate Using FRANC2D [Seite 572]
55.1 - Abstract [Seite 572]
55.2 - 1 Introduction [Seite 572]
55.3 - 2 Materials and Methodology [Seite 573]
55.3.1 - 2.1 Materials [Seite 573]
55.3.2 - 2.2 Modelling in FRANC2D/L [Seite 574]
55.4 - 3 Results and Discussion [Seite 575]
55.5 - 4 Conclusions [Seite 578]
55.6 - Acknowledgements [Seite 578]
55.7 - References [Seite 578]
56 - Wear [Seite 580]
57 - Effect of Cryosoaking Period on Soft Tempering Temperature and Wear Mechanism in AISI H11 Tool Steel [Seite 581]
57.1 - Abstract [Seite 581]
57.2 - 1 Introduction [Seite 581]
57.3 - 2 Experimental Procedures [Seite 582]
57.3.1 - 2.1 Material Selection [Seite 582]
57.3.2 - 2.2 Heat Treatment and Cryogenic Treatment [Seite 582]
57.3.3 - 2.3 Hardness Test [Seite 583]
57.3.4 - 2.4 Wear Test [Seite 583]
57.3.5 - 2.5 Metallography [Seite 584]
57.4 - 3 Results and Discussion [Seite 584]
57.4.1 - 3.1 Hardness Variation [Seite 584]
57.4.2 - 3.2 Morphology of Carbides [Seite 584]
57.4.3 - 3.3 Wear Mechanism [Seite 585]
57.4.4 - 3.4 Standardization of Soft Tempering Temperature [Seite 589]
57.5 - 4 Conclusions [Seite 592]
57.6 - References [Seite 592]
58 - Dry Wear Behavior of Basalt/Carbon-Reinforced Epoxy Composite by Taguchi Method [Seite 593]
58.1 - Abstract [Seite 593]
58.2 - 1 Introduction [Seite 593]
58.3 - 2 Materials [Seite 595]
58.3.1 - 2.1 Experimental Design [Seite 595]
58.3.2 - 2.2 Wear Tests [Seite 596]
58.4 - 3 Results and Discussion [Seite 596]
58.4.1 - 3.1 Analysis of Weight Loss [Seite 596]
58.4.2 - 3.2 Anova [Seite 599]
58.5 - 4 Conclusions [Seite 600]
58.6 - References [Seite 600]
59 - Wear Property of Epoxy Reinforced with Carbon Using a Response Surface Methodology [Seite 603]
59.1 - Abstract [Seite 603]
59.2 - 1 Introduction [Seite 603]
59.3 - 2 Materials [Seite 605]
59.3.1 - 2.1 Experimental Design [Seite 605]
59.3.2 - 2.2 Wear Tests [Seite 606]
59.4 - 3 Results and Discussion [Seite 606]
59.4.1 - 3.1 Weight Loss [Seite 606]
59.4.2 - 3.2 Anova [Seite 608]
59.4.3 - 3.3 Regression Analysis [Seite 611]
59.4.4 - 3.4 Optimization of Responses [Seite 611]
59.5 - 4 Conclusions [Seite 612]
59.6 - References [Seite 612]
60 - Microabrasive Wear of Titanium Chrome Plated [Seite 614]
60.1 - Abstract [Seite 614]
60.2 - 1 Introduction [Seite 614]
60.3 - 2 Methods [Seite 615]
60.3.1 - 2.1 Electrolytic Chromium Deposit [Seite 615]
60.3.2 - 2.2 Testing Equipment [Seite 615]
60.3.3 - 2.3 Test Method [Seite 616]
60.3.4 - 2.4 Characteristics of the Specimens [Seite 617]
60.3.5 - 2.5 Hardness Evaluation [Seite 618]
60.3.6 - 2.6 Wear Tests of the Uncoated Specimens of Titanium [Seite 618]
60.3.7 - 2.7 Wear Tests of the Titanium Specimens Coated with Chrome [Seite 619]
60.4 - 3 Discussion [Seite 621]
60.5 - 4 Conclusions [Seite 624]
60.6 - References [Seite 625]
61 - Experimental Investigate of the Wear and Friction Performance Considering Effects of Surface Topography and Lubricant [Seite 627]
61.1 - Abstract [Seite 627]
61.2 - 1 Introduction [Seite 627]
61.3 - 2 Effects of Surface Topography [Seite 628]
61.4 - 3 Effects of Lubricant Characteristics [Seite 629]
61.5 - 4 Conclusion [Seite 631]
61.6 - Acknowledgments [Seite 632]
61.7 - References [Seite 632]
62 - Experimental Simulation and Analysis of Die Casting Mould Wear [Seite 633]
62.1 - Abstract [Seite 633]
62.2 - 1 Introduction [Seite 633]
62.3 - 2 Prototype Wear Testing Equipment [Seite 633]
62.4 - 3 Experimental Work [Seite 635]
62.4.1 - 3.1 Samples [Seite 635]
62.4.2 - 3.2 Experiment Parameters [Seite 635]
62.4.3 - 3.3 Results and Analysis [Seite 636]
62.5 - 4 Conclusion [Seite 638]
62.6 - Acknowledgements [Seite 638]
62.7 - References [Seite 638]
63 - Structure and Properties of the New Antifriction Composite Materials for High-Temperature Friction Units [Seite 640]
63.1 - Abstract [Seite 640]
63.2 - 1 Introduction [Seite 640]
63.3 - 2 Experimental Procedure [Seite 642]
63.4 - 3 Conclusion [Seite 648]
63.5 - References [Seite 648]
64 - Comprehension of Thermomechanical Phenomena and Material Behavior During High Speed Contact [Seite 650]
64.1 - Abstract [Seite 650]
64.2 - 1 Introduction [Seite 650]
64.3 - 2 Contact Interaction at ENIT [Seite 652]
64.3.1 - 2.1 Presentation of the Test Device [Seite 652]
64.3.2 - 2.2 Test Device Instrumentation [Seite 653]
64.3.3 - 2.3 Contact Pieces and Contact Geometry [Seite 653]
64.3.4 - 2.4 Test Procedure [Seite 654]
64.3.5 - 2.5 Presented Tests [Seite 655]
64.4 - 3 Data Analysis [Seite 656]
64.4.1 - 3.1 Force Analysis [Seite 656]
64.4.2 - 3.2 Friction Analysis [Seite 658]
64.4.3 - 3.3 Temperature Analysis [Seite 660]
64.4.4 - 3.4 Wear Analysis [Seite 662]
64.5 - 4 Discussion [Seite 666]
64.6 - 5 Conclusion [Seite 670]
64.7 - References [Seite 671]
65 - An Investigation into the Early Life Cycle Wear-Induced Failure of an All-Terrain Vehicle Ball Joint Cotter Pin [Seite 673]
65.1 - Abstract [Seite 673]
65.2 - 1 Cotter Pin and Castle Nut Discussion [Seite 673]
65.3 - 2 Accident Summary and Investigation [Seite 674]
65.3.1 - 2.1 Accident Facts and Summary [Seite 674]
65.3.2 - 2.2 Accident Vehicle Investigation [Seite 674]
65.3.3 - 2.3 Subsequent Research and Investigation [Seite 675]
65.4 - 3 Ball Joint Analysis [Seite 677]
65.5 - 4 Exemplar Parts Testing, Results, and Comparisons with the Subject Cotter Pin Pieces [Seite 678]
65.6 - 5 Conclusions [Seite 682]
65.7 - References [Seite 682]
66 - In-manufacture Running-in of Engine Components by Using the Triboconditioning® Process [Seite 683]
66.1 - Abstract [Seite 683]
66.2 - 1 Introduction [Seite 683]
66.3 - 2 Part Preparation and Testing [Seite 685]
66.4 - 3 Results and Discussion [Seite 685]
66.4.1 - 3.1 Effect of Triboconditioning® on Valve Train Friction and Wear [Seite 685]
66.4.2 - 3.2 Effect of Triboconditioning® on Piston-Bore Friction and Wear [Seite 689]
66.4.3 - 3.3 Development of Bushingless Connecting Rods via Triboconditioning® [Seite 691]
66.5 - 4 Conclusions [Seite 692]
66.6 - References [Seite 692]
67 - Wear Behavior of ZrO2 Particle Reinforced (Fe,Ni) Matrix Composite [Seite 694]
67.1 - Abstract [Seite 694]
67.2 - 1 Introduction [Seite 694]
67.3 - 2 Experimental [Seite 695]
67.4 - 3 Results and Discussion [Seite 696]
67.4.1 - 3.1 X-Ray Diffraction (XRD) [Seite 696]
67.4.2 - 3.2 Density [Seite 696]
67.4.3 - 3.3 Wear Properties [Seite 697]
67.4.4 - 3.4 Corrosion Behavior [Seite 700]
67.5 - 4 Conclusion [Seite 701]
67.6 - References [Seite 701]
68 - Nanoscale Wear of Carbon Overcoat Subjected to Laser Heating in an Inert Gas Environment [Seite 703]
68.1 - Abstract [Seite 703]
68.2 - 1 Introduction [Seite 703]
68.3 - 2 Experimental [Seite 704]
68.3.1 - 2.1 Test Pin and Disk [Seite 704]
68.3.2 - 2.2 Experimental Setup [11] [Seite 705]
68.3.3 - 2.3 Evaluation Method of DLC Wear on the Pin and Magnetic Disk Surfaces [Seite 706]
68.4 - 3 Experimental Results and Discussion [Seite 706]
68.4.1 - 3.1 In the Case Without Laser Heating [Seite 706]
68.4.2 - 3.2 In the Case with Laser Heating [Seite 708]
68.4.3 - 3.3 Observation of the DLC Thin Film on the Magnetic Disk Surface After Friction Wear Test [Seite 713]
68.5 - 4 Conclusion [Seite 715]
68.6 - Acknowledgment [Seite 715]
68.7 - References [Seite 715]
69 - Wear Simulation Method for Mechanical Seals Under Mixed Lubrication Using Flow Factors [Seite 717]
69.1 - Abstract [Seite 717]
69.2 - 1 Introduction [Seite 717]
69.3 - 2 Mixed TEHD Lubrication Model [Seite 719]
69.3.1 - 2.1 Fluid Mechanics Analysis [Seite 719]
69.3.2 - 2.2 Asperity Contact Mechanics Analysis [Seite 720]
69.3.3 - 2.3 Thermomechanics Analysis [Seite 721]
69.3.4 - 2.4 Force Balance Mechanisms Analysis [Seite 721]
69.3.5 - 2.5 Coupling Relationship [Seite 722]
69.4 - 3 Wear Mechanisms Analysis and Numerical Algorithm [Seite 722]
69.4.1 - 3.1 Wear Mechanisms Analysis [Seite 722]
69.4.2 - 3.2 Numerical Algorithm [Seite 723]
69.5 - 4 Simulation Studies and Discussions [Seite 724]
69.5.1 - 4.1 Effects of Sealed Fluid Pressure [Seite 724]
69.5.2 - 4.2 Effects of Rotating Speed [Seite 726]
69.5.3 - 4.3 Effects of Roughness [Seite 727]
69.6 - 5 Conclusions and Future Work [Seite 729]
69.7 - Acknowledgments [Seite 729]
69.8 - References [Seite 729]
70 - Boride Coating on Titanium Alloys as Biomaterial in Wear and Fretting Applications [Seite 731]
70.1 - Abstract [Seite 731]
70.2 - 1 Introduction [Seite 731]
70.3 - 2 Materials and Methods [Seite 732]
70.4 - 3 Results and Discussion [Seite 734]
70.4.1 - 3.1 Microstructure [Seite 734]
70.4.2 - 3.2 Morphology and Thickness [Seite 734]
70.4.3 - 3.3 Phase Composition [Seite 735]
70.4.4 - 3.4 Hardness [Seite 736]
70.4.5 - 3.5 Adhesion [Seite 736]
70.4.6 - 3.6 Wear [Seite 738]
70.5 - 4 Conclusions [Seite 741]
70.6 - Acknowledgments [Seite 742]
70.7 - References [Seite 742]
71 - Wear Behavior of ZTA Reinforced Iron Matrix Composites [Seite 744]
71.1 - Abstract [Seite 744]
71.2 - 1 Introduction [Seite 744]
71.3 - 2 Experimental Details [Seite 745]
71.3.1 - 2.1 Composites Preparation [Seite 745]
71.3.2 - 2.2 Sliding Wear Test [Seite 747]
71.3.3 - 2.3 Three-Body Abrasive Wear Test [Seite 747]
71.4 - 3 Results and Discussion [Seite 748]
71.4.1 - 3.1 Microstructure and Properties [Seite 748]
71.4.2 - 3.2 Sliding Wear [Seite 751]
71.4.3 - 3.3 Three-Body Abrasive Wear Resistance [Seite 754]
71.5 - 4 Conclusions [Seite 756]
71.6 - References [Seite 757]
72 - Friction and Wear of Mouthguard Material with a Laser-Textured Surface in Reciprocating Sliding Motion [Seite 759]
72.1 - Abstract [Seite 759]
72.2 - 1 Introduction [Seite 759]
72.3 - 2 Experimental Apparatus and Procedure [Seite 760]
72.4 - 3 Results and Discussion [Seite 762]
72.4.1 - 3.1 Effects of Pit Diameter [Seite 762]
72.4.2 - 3.2 Effects of Pit Area Ratio [Seite 763]
72.4.3 - 3.3 SEM Observations of Wear Processes [Seite 765]
72.5 - 4 Conclusions [Seite 768]
72.6 - References [Seite 769]
73 - Effect of Prior Ratcheting Deformation on Low Cycle Fatigue Behaviour of AISI 4340 Steel [Seite 771]
73.1 - Abstract [Seite 771]
73.2 - 1 Introduction [Seite 771]
73.3 - 2 Experimental Details [Seite 772]
73.3.1 - 2.1 Material Selection, Heat Treatment, Basic Metallography and Specimen Design [Seite 772]
73.3.2 - 2.2 Ratcheting and Post-ratcheting Low Cycle Fatigue Tests [Seite 772]
73.4 - 3 Results and Discussion [Seite 773]
73.4.1 - 3.1 Microstructural Analysis [Seite 773]
73.4.2 - 3.2 Hardness and Tensile Properties [Seite 774]
73.4.3 - 3.3 Ratcheting Behavior Under Varying Stress Ratios [Seite 774]
73.4.4 - 3.4 Effect of Previous Ratcheting Deformation on Low Cycle Fatigue Behaviour of the Steel [Seite 776]
73.5 - 4 Conclusions [Seite 778]
73.6 - References [Seite 778]
74 - Finite Element Model in Abrasion Analysis for Single-Asperity Scratch Test [Seite 780]
74.1 - Abstract [Seite 780]
74.2 - 1 Introduction [Seite 780]
74.3 - 2 Material Characterization [Seite 781]
74.3.1 - 2.1 Material [Seite 781]
74.3.2 - 2.2 Experimental Characterization [Seite 781]
74.3.3 - 2.3 Uniaxial Tensile Test [Seite 781]
74.3.4 - 2.4 Fracture Tensile Test [Seite 783]
74.4 - 3 Material Model Calibration [Seite 784]
74.4.1 - 3.1 Finite-Element (FE) Model [Seite 784]
74.4.2 - 3.2 Flow Curve Extrapolation [Seite 784]
74.4.3 - 3.3 MBW Model Calibration [Seite 785]
74.5 - 4 Model Application: Single Asperity Test [Seite 787]
74.5.1 - 4.1 Experiments [Seite 787]
74.5.2 - 4.2 Simulation [Seite 788]
74.6 - 5 Conclusions [Seite 790]
74.7 - Acknowledgements [Seite 790]
74.8 - References [Seite 790]
75 - Analysis of the Fretting Wear Phenomenon on the Surface Coatings of Form-Wound Coil [Seite 792]
75.1 - Abstract [Seite 792]
75.2 - 1 Introduction [Seite 792]
75.3 - 2 Fretting Wear [Seite 793]
75.3.1 - 2.1 Fretting Wear Mechanism [Seite 793]
75.4 - 3 Experimental Setup [Seite 795]
75.5 - 4 Experimental Results [Seite 796]
75.5.1 - 4.1 Experimental Procedure [Seite 796]
75.6 - 5 Discussion [Seite 799]
75.7 - 6 Conclusions [Seite 800]
75.8 - References [Seite 800]
76 - Tribological and Mechanical Properties of Polyester Based Composites with SiC Particles [Seite 801]
76.1 - Abstract [Seite 801]
76.2 - 1 Introduction [Seite 801]
76.3 - 2 Experimental Procedure [Seite 802]
76.3.1 - 2.1 Materials [Seite 802]
76.3.2 - 2.2 Characterization Techniques [Seite 802]
76.4 - 3 Results [Seite 803]
76.5 - 4 Conclusions [Seite 806]
76.6 - Acknowledgments [Seite 806]
76.7 - References [Seite 806]
77 - Numerical Calculation of Local Adhesive Wear in Machine Elements Under Boundary Lubrication Considering the Surface Roughness [Seite 808]
77.1 - Abstract [Seite 808]
77.2 - 1 Introduction [Seite 808]
77.3 - 2 Numerical Wear Calculation [Seite 810]
77.3.1 - 2.1 Wear Modelling [Seite 810]
77.3.2 - 2.2 Local Wear Modelling [Seite 811]
77.4 - 3 Calculation Results [Seite 812]
77.4.1 - 3.1 Calculation of the Wear Coefficient [Seite 812]
77.4.2 - 3.2 Calculation of Wear in Machine Elements [Seite 813]
77.5 - 4 Validation [Seite 814]
77.5.1 - 4.1 Test Results [Seite 814]
77.5.2 - 4.2 Comparison [Seite 817]
77.6 - 5 Summary and Outlook [Seite 818]
77.7 - References [Seite 818]
78 - Numerical Investigation and Optimization of Loosening Behavior of Wheel Nuts for Passenger Cars [Seite 820]
78.1 - Abstract [Seite 820]
78.2 - 1 Introduction [Seite 820]
78.3 - 2 Experiments and Simulations [Seite 821]
78.4 - 3 Results and Discussions [Seite 822]
78.5 - 4 Conclusions [Seite 825]
78.6 - Acknowledgement [Seite 825]
78.7 - References [Seite 825]
79 - Optimization of Rigidity of Aluminum Alloy Wheels [Seite 826]
79.1 - Abstract [Seite 826]
79.2 - 1 Introduction [Seite 826]
79.3 - 2 Simulation and Optimization [Seite 827]
79.4 - 3 Results and Discussions [Seite 828]
79.5 - 4 Conclusions [Seite 830]
79.6 - References [Seite 831]