scholarly journals Mechanical behaviors of granite containing two flaws subjected to uniaxial increasing-amplitude fatigue loading conditions: An insight into fracture evolution analyses

Authorea ◽  
2020 ◽  
Author(s):  
yu wang ◽  
changhong li ◽  
jianqiang han ◽  
huajian wang
Author(s):  
Piyush Arora ◽  
Mihir Rajesh Agrawal ◽  
Punish Pal Singh ◽  
N Gobinath ◽  
M Feroskhan

2012 ◽  
Vol 730-732 ◽  
pp. 727-732 ◽  
Author(s):  
Luís G. Reis ◽  
Vitor Anes ◽  
Bin Li ◽  
Manuel de Freitas

In this paper, the mechanical behaviour of extruded AZ31 magnesium alloys under multiaxial fatigue loading conditions is studied. The monotonic properties of the AZ31 magnesium alloy were determined by tests on the specimens which were machined from extruded rods. Then, the cyclic deformation under multiaxial loading conditions was simulated by ANSYS and a plasticity program with the Jiang & Sehitoglu plasticity model. The fatigue lives were estimated by the critical plane models coupled with Coffin-Manson rule, such as Findley, Fatemi-Socie, Brown-Miller, SWT and Liu models. Four loading paths were considered with different levels of non-proportionality, the results show significant loading path dependence.


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