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PWSCC Growth Assessment Model Considering Stress Triaxiality Factor for Primary Alloy 600 Components
Nuclear Engineering and Technology, 2016 We propose a primary water stress corrosion cracking (PWSCC) initiation model of Alloy 600 that considers the stress triaxiality factor to apply to finite element analysis.
Jong-Sung Kim +3 more
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Plasticity Improvement of Ball-Spun Magnesium Alloy Tube Based on Stress Triaxiality
Advances in Materials Science and Engineering, 2018 The effects of thickness reduction, feed ratio, and ball diameter, and their coupling effects, on the average relative stress triaxiality during spinning are discussed via simulation results.
Chunjiang Zhao +5 more
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Effect of Stress Triaxiality on Plastic Damage Evolution and Failure Mode for 316L Notched Specimen
Metals, 2019 To reveal the effect of stress triaxiality on plastic damage evolution and failure mode, 316L notched specimens with different notch sizes are systematically investigated by digital image correlation (DIC) observation, plastic damage analysis by finite ...
Jian Peng +5 more
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Advances in Materials Science and Engineering, 2018 To better understand cavitation nucleation and crack initiation in 35CrMo steel during high-temperature tensile processing and the effect of stress triaxiality on its fracture behaviors, uniaxial and notch high-temperature tensile tests were performed ...
Zheng Li, Yajun Zhou, Sanxing Wang
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Journal of Materials Research and TechnologyHot tensile features in a Ni–Cr–Mo-based superalloy with different notched types are explored. Changes of microstructure and fracture mechanisms with stress triaxiality and tensile parameters are elucidated. Results manifest that the maximum load for the
Daoguang He +4 more
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STUDY ON NECKING AND FRACTURE OF DUCTILE MATERIALS BASED ON STRESS TRIAXIALITY
Jixie qiangdu, 2015 Stress triaxiality is a key factor in controlling the fracture of materials. Based on new method of finite element aided testing（ FAT）,the full-range constitutive relationship of ductile materials could be obtained. Thus,the distribution and evolution of
QI Shuang, CAI LiXun, BAO Chen, YAO Di
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Development of a Microscopic Damage Model for Low Stress Triaxiality [PDF]
Key Engineering Materials, 2011 This work dealsa contribution to ductile damageof High-Strength Low-Alloy (HSLA) steel under low stress triaxiality. This work is based on micrographics observations and in-situ shear tests to examine the evolution of microstructure in this kind of loading and to identify the damage process associated. Numerical simulations by finites elements has been
Mohamed Achouri +5 more
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FINITE ELEMENT STUDY OF VOID BEHAVIOR UNDER LOW STRESS TRIAXIALITY
Jixie qiangdu, 2017 Based on finite element simulation,a 3D cell model subjected to low stress triaxiality,with a spherical void located in center was developed. The distribution rule of stress and strain was investigated,as well as the developing trend of volume of void ...
LIU MeiMei, CHEN JianJun, PAN HongLiang
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Advances in Materials Science and Engineering, 2018 In order to study the dynamic and fracture behavior of 6005 aluminum alloy at different strain rates and stress states, various tests (tensile tests at different strain rates and tensile shearing tests at five stress states) are conducted by Mechanical ...
Yong Peng +5 more
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Boundary condition effect on the evaluation of stress triaxiality fields
, 2023 International audienceA general framework is presented for evaluating stress triaxiality fields using five different configurations of Dirichlet boundary conditions.
Vrgoč, Ana +7 more
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