Abnormal martensitic transformation and morphology induced by chemical heterogeneity in additively manufactured maraging steel

H Noh, J Han, KH Ryou, PP Choi - Scripta Materialia, 2024‏ - Elsevier
We report on the effect of chemical heterogeneity on martensitic transformation in a
maraging steel produced through laser-based directed energy deposition. Unlike …

Effects of processing parameters and heat treatment on the microstructure and magnetic properties of the in-situ synthesized Fe-Ni permalloy produced using direct …

ES Kim, F Haftlang, SY Ahn, GH Gu, HS Kim - Journal of Alloys and …, 2022‏ - Elsevier
The present work investigated the correlations between heat treatment and the
microstructure and magnetic properties of the in situ alloyed Fe-50% Ni samples …

Kinetic model to investigate the effect of cooling rate on δ-ferrite behavior and its application in continuous casting of AISI 304 stainless steel

T Zargar, F Sadeghi, JW Kim, JS Lee, YU Heo… - Metals and Materials …, 2022‏ - Springer
The prediction of M-shaped δ-ferrite content along the thickness direction of continuously
cast 304 austenitic stainless steel slab was performed using a diffusion-controlled phase …

Role of the annealing twin boundary on the athermal α′-martensite formation in a 304 austenitic stainless steel

F Sadeghi, T Zargar, JW Kim, YU Heo, JS Lee, CH Yim - Materialia, 2021‏ - Elsevier
The preferential formation of α′-martensite at the annealing twin boundary (TB) was
identified in a 304 austenitic stainless steel. The α′-martensite holds the NW orientation …

Effect of process parameters and hybrid voltage-wind field on nanosecond laser spiral layer hole-cutting performance for thin stainless steel sheets

H Wang, R Li, W **n, Y Wang, W Zhang, Z Li… - Journal of Manufacturing …, 2025‏ - Elsevier
Thin stainless steel (SS) sheets arrayed by through holes are typically applied as the core
functional supporting structures of various filter and spray components. However, it is difficult …

Evolution of centerline carbides in a martensitic stainless steel slab during reheating treatment

F Sadeghi, T Zargar, SH Kim, YU Heo, JS Lee… - Materials …, 2023‏ - Elsevier
The formation and evolution of centerline carbides in a martensitic stainless steel slab are
investigated using various characterization techniques. The intensive formation of carbides …

On the Temperature-Dependence of Deformation-Induced Martensite Formation in AISI 304L Type Steel

G Egels, M Bussmann, S Benito, S Weber - Metallurgical and Materials …, 2023‏ - Springer
In this study, the deformation-induced α-martensite formation in AISI 304L steel was
investigated in the temperature range between 75° C and− 196° C in the light of the …

A new approach to the optimization of the austenite stability of metastable austenitic stainless steels

A Berger, G Egels, R Fussik, SM Benito… - Journal of Materials …, 2023‏ - Springer
Austenitic steels used for components in high-pressure hydrogen storage systems in the
automotive sector have to meet high requirements in terms of material properties and cost …

Investigation into the formation of Ni splats plasma-sprayed on to mild steel and stainless steel substrates

M Abbas, A Khalid, GM Smith, PR Munroe - Surface and Coatings …, 2022‏ - Elsevier
The present study investigates the splat formation behaviour of Ni particles plasma sprayed
onto AISI 1008 mild steel and 316 austenitic stainless steel substrates to draw a comparative …

Atomistic insight into the solid-solid phase transitions in iron nanotube: A molecular dynamics study

T Ruan, B Wang, Y Li, C Xu - Materials Today Communications, 2021‏ - Elsevier
Molecular dynamics (MD) simulations are performed to investigate the austenitic and
martensitic transitions in three iron (Fe) nanotubes (NTs) with [100] bcc (NT1),[110] bcc …