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现代金属疲劳分析

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在过去30年中，疲劳寿命估计方法取得了重大进展。允许应力现在可以估计为几个百分之几。这些知识中的大部分都可以在研究论文中获得，但设计师不容易获得。该新出版物旨在弥合研究和设计之间的差距。

Table of Contents

v 1 INTRODUCTION TO FATIGUE
1.1简介
1。2Description of the applied loading
1。3Endurance curves
1.4概括疲劳数据
1.5其他影响疲劳强度的因素
1.6章内容
1.7参考
2单轴应变寿命分析
2.1简介
2。2True stress and strain
2.3疲劳生活关系
2。4Cyclic stress-strain relationships
2。5Material response to a sequence of strains
2.6平均应力的影响
2。7 Analysing local strain histories
2。8 The Smith-Watson-Topper relationship
2.9应力浓度的应用
2。10 Analysing nominal strain histories
2。11Local strain analysis from a cycle histogram
2.12铸铁的分析
2。13Applicability of local strain analysis
2。14Summary of strain-life equations
2.15参考
3LOCAL STRAIN MATERIALS DATA
3.1简介
3.2循环应力应变曲线
3。3The strain-life curve
3.4实际测试
3.5近似材料数据亚博网站下载
3.6材料数据的适用性亚博网站下载
3。7 References
4SIGNAL PROCESSING FOR FATIGUE ANALYSIS
4.1简介
4。2Rainflow cycle counting
4.3水平交叉分析
4。4Peak and valley counting
4.5范围计数
4.6摘要
4.7参考
5FATIGUE ANALYSIS USING STRESS-LIFE (S-N) CURVES
5.1简介
5。2Application of stress concentrations
5。3Complex load histories 98
5.4疲劳应力储备因子的计算107
5.5可变振幅应力历史的分析109
5。6Estimating materials fatigue data 112
5。7 Applicability of S-N curves 113
5.8参考文献115
6应力浓度
6.1简介117
6.2疲劳强度还原因子122
6.3摘要130
6.4参考文献130
7 BIAXIAL FATIGUE
7.1简介133
7.2压力和应变关系135
7.3静态收益标准145
7.4 Multiaxial fatigue using equivalent stress or strain 147
7.5 Critical plane analysis 167
7.6 Wang-Brown criterion 170
7.7平均应力的影响171
7.8 Dang Van criterion 181
7.9 Summary of fatigue-life relationships 183
7.10参考文献185
8来自有限元模型的疲劳分析
8.1 Introduction 187
8.2 Terminology of finite element analysis 187
8.3分析具有单个施加载荷历史的线性弹性模型（图8.3）189
8.4分析具有多个施加载荷的线性弹性模型191
8.5 Analysing a sequence of data sets 194
8.6 Frequency-domain finite element analysis. 195
8.7 Other types of loading 195
8.8输出196
8.9速度考虑197
8.10结果的准确性198
8.11 Elastic-plastic FEA 199
8.12 Recent developments 199
8.13摘要200
8.14参考200
9 USING STATISTICS IN FATIGUE
9.1 Introduction 201
9.2 Gaussian distribution 202
9.3 The Weibull distribution 206
9.4 Failure probability in design 207
9.5 References 208
10 CRACK PROPAGATION
10.1 Introduction 209
10.2 The purpose of fracture mechanics 209
10.3 Stresses at the crack tip
10.4断裂韧性
10.5 Plasticity
10.6 Multiaxial stresses at the crack tip
10.7应力腐蚀破裂
10.8 Crack propagation
10.9复杂组件的裂纹传播计算。
10.10参考
焊接钢接头的疲劳
11.1简介
11。2Weld classification
11。3Fatigue life curves
11.4计算所施加的应力
11。5Effect of mean stress
11。6Effect of material UTS
11。7 Calculation of probability of failure
11.8实际疲劳计算
11.9焊缝疲劳的热点方法
11.10焊缝疲劳的结构应力方法
11。11References and further reading
PSD的疲劳分析
12.1简介
12。2Why fatigue analysis from PSD's?
12。3Early methods of fatigue analysis from the PSD
12.4雨流的计算范围从PSD计算
12.5摘要
12.6参考
疲劳测试信号和累积损伤
13.1简介
13。2Constant amplitude tests
13。3Block loading test programs
13.4编辑信号以去除小周期
13.5较大周期的影响
13。6Generic test signals
13.7摘要
13。8 References
实际疲劳分析
14.1简介
14.2定位应变计
14.3数据记录
14.4短期记录或长期分析
14.5采样信号
14。6Length of measured data
14。7 Peak-valley extraction with cycle omission
14.8解释分析结果
14.9参考
APPENDIX 1. THE VERITY STRUCTURAL STRESS METHOD INDEX