The authors acknowledge the support of the project of key program (59889101) of the National Natural Science Foundation of China (NSFC).
The research purpose on the healing of inner crack in metallic materials is to provide an effective approach for improving their properties and prolonging their lifetime. The crack healing process of 20MnMo steel with...
The project supported by the National Outstanding Young Investigator Grant of China (59925104);the National Natural Science Foundation of China (59889101)
Micron-sized internal cracks were introduced into rounded bars of pure iron by low cycle fatigue,and the cracks had irregular penny-shaped morphology with the critical diameter of about 30μm and the thickness of 0.5...