Numerical modelling of microstructure inhomogeneity to reproduce experimentally observed scatter in fretting fatigue lifetimes

G Glodek, A Nazabal, I Llavori, R Talemi - Tribology International, 2023 - Elsevier
Experimental fretting fatigue lives exhibit large degree of scatter. One of the aspects behind
this is the microstructural inhomogeneity which affects the stresses in the material. Variance …

Effects of granular bainite and polygonal ferrite on yield strength anisotropy in API X65 linepipe steel

DW Kim, J Yang, YG Kim, WK Kim, S Lee… - Materials Science and …, 2022 - Elsevier
Linepipe steels fabricated using thermo-mechanically controlled processes exhibit
microstructural inhomogeneity and a characteristic texture; therefore, they often lead to …

Effects of granular bainite and polygonal ferrite on yield point phenomenon in API X65 line-pipe steels

J Yang, DW Kim, S Lee, YG Kim, WK Kim… - Materials Science and …, 2022 - Elsevier
Yield strength and yield-point (YP) phenomenon are regarded as crucial properties to be
assured in practical applications such as line-pipe forming. In this work, the impacts of …

Deformation inhomogeneity evolution and crack formation mechanism analysis in ultra-high strength steel by crystal plasticity simulations

F Li, C Liu, Y Cao, Y Meng, W Xu - Engineering Failure Analysis, 2024 - Elsevier
Understanding deformation inhomogeneity and the formation mechanism of crack are
crucial for fully exploiting the potential of ultra-high strength steel (UHSS). In this paper, the …

Effect of Banded Structure on the Cr–Ni–Mo–V Steel High-Temperature Frictional and Wear Performance

X Huang, M Zhou, T Zhang, P Chen, H Fu, X Huang… - Tribology letters, 2023 - Springer
Abstract Cr–Ni–Mo–V steels usually exhibit excellent performance under high-temperature
friction and wear conditions. However, after hot rolling with a certain amount of deformation …

Study on Microstructure and Mechanical Properties of Cmt+ P Additive Manufactured Bainite Steel

Q Chai, Y Ren, Y Peng, J Gu - Available at SSRN 4532651 - papers.ssrn.com
In the materials processing industry regarding bainitic steels. This is due to their exceptional
mechanical properties, which makes them highly desirable. To ensure their widespread …

Damage Evolution of 7075 Aluminum Alloy During Hot Forming: Using Experimental Investigation of GTN Model Parameters

X Li, M Xu, Z Zhang - Available at SSRN 3982087 - papers.ssrn.com
The poor formability of 7075-T6 aluminum alloy at room temperature necessitates research
into the hot forming process. Gurson-Tvergaard-Needleman (GTN) model was used to …