Sensitivity Analysis Method of Scatter Factors Based on Cyclic Plastic Zone Size for Fatigue Life of Arc-Welded Joint

2003 ◽  
Author(s):  
Atsushi Kawamoto ◽  
Akira Okubo ◽  
Tsuyoshi Shiozaki ◽  
Nobutaka Kurosawa ◽  
Yukio Iizuka ◽  
...  
Keyword(s):  
Sensitivity Analysis ◽  
Fatigue Life ◽  
Plastic Zone ◽  
Welded Joint ◽  
Plastic Zone Size ◽  
Zone Size ◽  
Analysis Method ◽  
Cyclic Plastic ◽  
Cyclic Plastic Zone ◽  
Sensitivity Analysis Method

A Study on the Cyclic Plastic Zone Size Method, ω*, for Digital Fatigue Life Prediction of Arc-Welded Joints

2003 ◽  
Author(s):  
Tomohiro Hirata ◽  
Toshiaki Nakamaru ◽  
Keisuke Toyama ◽  
Shuichi Magara ◽  
Hiroshi Watanabe ◽  
...  
Keyword(s):  
Fatigue Life ◽  
Plastic Zone ◽  
Welded Joints ◽  
Life Prediction ◽  
Plastic Zone Size ◽  
Fatigue Life Prediction ◽  
Zone Size ◽  
Cyclic Plastic ◽  
Cyclic Plastic Zone

Application of Microbeam X-Ray Technique to the Evaluation of the Plastic Zone Size of Fatigued Steels

1978 ◽  
Vol 22 ◽  
pp. 221-226 ◽  
Author(s):  
Akimasa Izumiyama ◽  
Yasuo Yoshioka ◽  
Masao Terasawa
Keyword(s):  
Plastic Zone ◽  
Low Carbon Steel ◽  
Plastic Zone Size ◽  
Fracture Analysis ◽  
Low Carbon ◽  
Zone Size ◽  
X Ray Diffraction ◽  
Fatigue Fracture Surface ◽  
X Ray ◽  
Cyclic Plastic Zone

The microbeam X-ray diffraction technique was used for the evaluation of fracture analysis on the fatigued low carbon steel specimens.It is possible to evaluate both monotonic and cyclic plastic zone sizes beneath fatigue fracture surface. Thus the stress intensity factor can be estimated.

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