Superior mechanical properties and deformation mechanisms of a 304 stainless steel plate with gradient nanostructure

YT Sun, X Kong, ZB Wang - International Journal of Plasticity, 2022 - Elsevier
Spatially gradient microstructures have shown a promising application in enhancing
strength-ductility synergy of engineering metals such as austenitic stainless steels. However …

Quantitative representation of directional microstructures of single-crystal superalloys in cyclic crystal plasticity based on neural networks

H Weng, H Yuan - International Journal of Plasticity, 2023 - Elsevier
Nickel-based single-crystal alloys undergo microstructural degradation induced by thermal
exposure. The directional rafting of microstructures significantly affects the mechanical …

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 …

Life assessment of multiaxial thermomechanical fatigue of a nickel-based superalloy Inconel 718

J Sun, H Yuan - International Journal of Fatigue, 2019 - Elsevier
Recent investigations revealed significant differences of thermomechanical fatigue from
isothermal fatigue. Quantifying effects of thermomechanical loads in fatigue life assessment …

A large deformation constitutive model for plastic strain-induced phase transformation of stainless steels at cryogenic temperatures

M Homayounfard, M Ganjiani - International Journal of Plasticity, 2022 - Elsevier
In this paper, a new constitutive model for plastic behavior of the metastable austenitic
stainless steels at cryogenic temperatures is presented. The constitutive model is a …

Two-stage ball milling of recycled machining chips to create an alternative feedstock powder for metal additive manufacturing

B Fullenwider, P Kiani, JM Schoenung, K Ma - Powder Technology, 2019 - Elsevier
To explore alternative and sustainable feedstock production for metal additive
manufacturing, stainless steel powders were fabricated from recycled machining chips by …

ANN-aided evaluation of dual-phase microstructural fabric tensors for continuum plasticity representation

H Weng, C Luo, H Yuan - International Journal of Mechanical Sciences, 2022 - Elsevier
The evolution and orientation-dependent behavior of microstructures in dual-phase
materials significantly affect the mechanical properties. How to quantify the microstructural …

Experimental and numerical study of micromechanical damage induced by MnS-based inclusions

HA Tinoco, S Fintova, I Heikkila, D Herrero… - Materials Science and …, 2022 - Elsevier
The study is focused on the characterization of three microalloyed 38MnSiV6 steel variants
in terms of microstructure, mechanical properties, and crack initiation. Conventional steel …

Measurement and modeling of deformation-induced martensitic transformation in a metastable austenitic stainless steel under cyclic loadings

C Luo, H Yuan - Acta Materialia, 2022 - Elsevier
Deformation-induced martensitic transformation (DIMT) under cyclic loading in metastable
austenitic steel AISI 348 was in-situ monitored through the magnetic permeability method …

Martensitic transformation of an austenitic stainless steel under non-proportional cyclic loading

Y Li, D Yu, B Li, X Chen - International Journal of Fatigue, 2019 - Elsevier
In this study, a series of cyclic tests on a 304L stainless steel with different loading paths
were conducted. It revealed that as the non-proportionality of loading path increased, the …