Microstructural evolution and its effect on corrosion behavior and mechanism of an austenite-based low-density steel during aging

W Wu, L Qin, X Cheng, F Xu, X Li - Corrosion Science, 2023 - Elsevier
The microstructural evolution during aging and its influence on corrosion behavior and
mechanism of the Fe-19Mn-9Al-0.8 C-5Ni low-density steel (LDS) were studied. The results …

Improving mechanical properties and corrosion resistance of 0.5 wt.% C TRIP steel by adjusting retained austenite stability and microstructural constituents

XX Dong, YF Shen - Materials Science and Engineering: A, 2022 - Elsevier
Here the effect of retained austenite stability and martensite-austenite island/fresh
martensite on mechanical properties, fracture behavior, and corrosion resistance of 0.5 wt …

Effects of the microstructure and retained/reversed austenite on the corrosion behavior of NiCrMoV/Nb high-strength steel

C Hai, Y Zhu, E Fan, C Du, X Cheng, X Li - npj Materials Degradation, 2023 - nature.com
A comparison of microstructure and corrosion performance has been made between
NiCrMoV/Nb steel under different heat treatments in artificial seawater. The microstructures …

[HTML][HTML] Study of bainite and martensite tempering in a medium C high Si steel. microstructural disparities and equilibrium convergence

M Franceschi, L Morales-Rivas… - Journal of Materials …, 2024 - Elsevier
This study investigates the tempering behavior of bainite and martensite in a medium
carbon, high silicon steel, with a focus on the microstructural evolution and the attainment of …

Effect of multi-step austempering treatment on the microstructure and mechanical properties of a high silicon carbide-free bainitic steel with bimodal bainite distribution

M Franceschi, A Miotti Bettanini, L Pezzato, M Dabalà… - Metals, 2021 - mdpi.com
The effect of multi-step austempering treatments on the microstructure and mechanical
properties of a novel medium carbon high silicon carbide-free bainitic steel was studied …

Austenite decomposition of a lean medium Mn steel suitable for quenching and partitioning process: comparison of CCT and DCCT diagram and their microstructural …

M Krbata, D Krizan, M Eckert, S Kaar, A Dubec, R Ciger - Materials, 2022 - mdpi.com
The present work deals with the dilatometric study of a hot-rolled 0.2 C3Mn1. 5Si lean
medium Mn steel, mainly suitable for the quenching and partitioning (Q&P) heat treatment in …

Alternative approach for the intercritical annealing of (Cr, Mo, V)-alloyed TRIP-assisted steel before austempering

V Zurnadzhy, V Efremenko, I Petryshynets, M Dabalà… - Metals, 2022 - mdpi.com
TRIP-assisted C-Si-Mn steels are usually subjected to austempering with a preliminary
intercritical annealing that is targeted at the multi-phase structure with 40–60 vol.% of …

Effect of Nb content on the stacking fault energy, microstructure and mechanical properties of Fe-25Mn-9Al-8Ni-1C alloy

Y Bai, D Jiao, J Li, Z Yang - Materials Today Communications, 2022 - Elsevier
Abstract In this study, Fe-25Mn-9Al-8Ni-1C-xNb alloys (x= 0, 0.1%, 0.2%, 0.3%, and 0.4%)
were prepared by vacuum arc melting, and the effects of Nb content on the stacking fault …

Laser Powder Bed Fusion Fabrication of a Novel Carbide-Free Bainitic Steel: The Possibilities and a Comparative Study with the Conventional Alloy

M Franceschi, A Yazdanpanah, D Leone, L Pezzato… - Metals, 2024 - mdpi.com
A newly developed medium-carbon carbide-free bainitic steel was fabricated for the first time
utilizing the laser powder bed fusion (L-PBF) technique. Process parameters were …

Effect of bainitic and retained austenite's length scale on the aqueous corrosion behaviour of nanostructured bainite in 3.5 wt% NaCl

B Chhajed, K Singh, A Singh - Materialia, 2023 - Elsevier
Microstructural refinement offers immense advantages in terms of enhancement of strength,
hardness and wear resistance in carbide-free bainitic steels. Lath thickness in bainite can be …