A micromechanics-based machine learning model for evaluating the microstructure-dependent rolling contact fatigue performance of a martensitic steel

W Wang, P Wei, H Liu, C Zhu, G Deng, H Liu - International Journal of …, 2023 - Elsevier
We designed the prediction system for the rolling contact fatigue (RCF) performance of
martensitic steel based on the machine learning (ML) algorithm and micro-mechanical …

Insights on low cycle fatigue crack formation and propagation mechanism: A microstructurally-sensitive modeling

K Song, K Wang, L Zhang, L Zhao, L Xu, Y Han… - International Journal of …, 2022 - Elsevier
A novel model for revealing low cycle fatigue (LCF) fracture mechanism was established
based on molecular dynamics, extended finite element method, and representative volume …

Microstructure evolution in HR3C austenitic steel during long-term creep at 650 C

Z Zhang, Z Hu, H Tu, S Schmauder, G Wu - Materials Science and …, 2017 - Elsevier
The creep behavior of HR3C austenitic steels was investigated at 650° C and over the stress
range from 150 to 250 MPa for up to 13,730 h. The corresponding microstructure evolution …

Effects of local microstructure on crack initiation in super martensitic stainless steel under very-high-cycle fatigue

X Li, Y Dai, X Wang, Y Liu, Y Chen, C Wang… - International Journal of …, 2022 - Elsevier
Super martensitic stainless steel is known for its outstanding mechanical properties, which
lead to its widely application in structural component bearing cyclic loadings. This study …

Strain gradient crystal plasticity modelling of size effects in a hierarchical martensitic steel using the Voronoi tessellation method

F Sun, ED Meade, NP O'Dowd - International Journal of Plasticity, 2019 - Elsevier
Inelastic deformation of a high-strength martensitic steel (P91) is investigated using a strain
gradient crystal plasticity model implemented using the finite element method. Voronoi …

Low cycle fatigue behavior and microstructure evolution of a novel 9Cr–3W–3Co tempered martensitic steel at 650 C

H Jing, Z Luo, L Xu, L Zhao, Y Han - Materials Science and Engineering: A, 2018 - Elsevier
A series of uniaxial strain-controlled fatigue tests were performed at 650° C to explore the
high-temperature low cycle fatigue (LCF) behavior and corresponding microstructure …

Low cycle fatigue behavior of modified 9Cr–1Mo steel at room temperature

P Verma, NCS Srinivas, SR Singh, V Singh - Materials Science and …, 2016 - Elsevier
Low cycle fatigue (LCF) behavior of modified 9Cr–1Mo steel was studied in normalized and
tempered condition at strain rates from 10− 2 s− 1 to 10− 4 s− 1 in the regime of low strain …

Influence of uniaxial and biaxial pre-straining on the low cycle fatigue performance of DP590 steel

P Ghosal, A Raj, SK Paul - International Journal of Fatigue, 2021 - Elsevier
The present work aims to examine the low cycle fatigue (LCF) behavior of dual-phase
(DP590) steel subjected to different pre-straining (uniaxial and equi-biaxial) paths. The LCF …

Effect of microstructure on slip-induced crack initiation and early propagation of martensitic steel during high cycle fatigue

Y Dai, S Wang, Q He, C Liu, X Wang, X Li, L Li… - International Journal of …, 2023 - Elsevier
Martensitic steel presents high fatigue crack resistance due to its complex and hierarchical
microstructure, but its mechanisms are unclear. This work experimentally investigated effect …

Fatigue behavior of X65 pipeline steel welded joints prepared by CMT/GMAW backing process

Y Han, S Zhong, C Peng, L Tian, Y Sun, L Zhao… - International Journal of …, 2022 - Elsevier
The fatigue behavior of X65 welded joints with cold metal transfer (CMT) backing process
and gas metal arc welding (GMAW) backing process has been studied in comparison. The …