A nano-sized NbC precipitation strengthened FeCoCrNi high entropy alloy with superior hydrogen embrittlement resistance

H Chen, Y Ma, C Li, Q Zhao, Y Huang, H Luo, H Ma… - Corrosion …, 2022 - Elsevier
An equiatomic FeCoCrNi high entropy alloy (HEA) with high strength and excellent
hydrogen embrittlement (HE) resistance is manufactured by the precipitation of nano-sized …

Precipitation and growth of Laves phase and NbC during aging and its effect on tensile properties of a novel 15Cr–22Ni–1Nb austenitic heat-resistant steel

C Shi, X Zhu, X Zheng, P Lan, J Li - Materials Science and Engineering: A, 2022 - Elsevier
The microstructure evolution and the mechanical properties of 15Cr–22Ni–1Nb austenitic
heat-resistant steel were investigated during the aging up to 24 h at 780° C, 820° C and …

Homogenization temperature dependent microstructural evolution and mechanical properties in a Nb-stabilized cast austenitic stainless steel

A Xie, S Chen, Y Wu, H Jiang, L Rong - Materials Characterization, 2022 - Elsevier
A Nb-stabilized cast austenitic stainless steel is processed by homogenization treatments at
1050° C, 1150° C, and 1250° C respectively to investigate microstructure dependent …

Cyclic deformation and cracking behavior of 316LN stainless steel under thermomechanical and isothermal fatigue loadings

B Li, Y Zheng, S Shi, Z Zhang, X Chen - Materials Science and Engineering …, 2020 - Elsevier
Isothermal fatigue (IF) tests at 250° C, 350° C and 450° C, and thermomechanical fatigue
(TMF) tests of 316LN stainless steel within the temperature range of 250–450° C under in …

[HTML][HTML] Enhancing creep resistance of aged Fe–Cr–Ni medium-entropy alloy via nano-sized Cu-rich and NbC precipitates investigated by nanoindentation

J Gao, Z Xu, X Fang, J He, W Li, X Du, Y He… - Journal of Materials …, 2022 - Elsevier
Materials with high creep resistance are required for next-generation fossil and nuclear
power plants. In this study, the effect of aging on the creep resistance of a Fe–Cr–Ni medium …

Microcrack initiation mechanisms of 316LN austenitic stainless steel under in-phase thermomechanical fatigue loading

B Li, Y Zheng, S Shi, Y Liu, Y Li, X Chen - Materials Science and …, 2019 - Elsevier
In-phase thermomechanical fatigue tests with various mechanical strain amplitudes (0.6% to
1.2%) at temperature interval of 250–450° C were carried out on 316LN austenitic stainless …

Dynamic evolution of nanosized NbC precipitates in austenite matrix during deformation and its contribution to strengthening

JH Shin, BS Kong, HJ Eom, C Jang, H Do… - Materials Science and …, 2021 - Elsevier
An austenitic stainless steel containing high density of nanosized NbC precipitates was
subjected to micropillar compression tests. Based on the negligible size effect of micropillars …

Microstructure and martensitic transformation in 316L austenitic steel during multiaxial low cycle fatigue at room temperature

V Mazánová, M Heczko, V Škorík, A Chlupová… - Materials Science and …, 2019 - Elsevier
Austenitic stainless 316L steel in cold worked condition was subjected to torsional cyclic
loading with equivalent strain amplitudes of 0.3% and 0.4% and multiaxial (in-phase and out …

Fatigue crack initiation and growth in 43Fe-25Ni-22.5 Cr austenitic steel at a temperature of 700 C

V Mazánová, M Heczko, J Polák - International Journal of Fatigue, 2018 - Elsevier
Crack initiation and short crack growth in highly-alloyed austenitic steel Sanicro 25 cyclically
strained at a temperature of 700° C has been studied. Specimens cycled to 10% of the …

Dynamic competition between coarsening mechanisms of Ti2Cu phase during thermal cycling

J Geng, N Wang, Y Mao, Y Chen, Z Hou, Q Zhao… - Materials Science and …, 2023 - Elsevier
The dynamic competition between the coarsening mechanisms activates various coarsening
behavior of the precipitate in multi-phase metallic materials, leading to different mechanical …