Tensile strength improvement of martensitic ODS steels with Zr and Hf additions

X Zhou, G Li, X Shen, Y Liu - Materials Science and Engineering: A, 2022 - Elsevier
Aimed at evaluating the effectiveness of Zr and Hf additions on oxide particle refinement and
tensile strength improvement of transformable oxide dispersion strengthened (ODS) steels …

Effect of in-situ formed oxide and carbide phases on microstructure and corrosion behavior of Zr/Y doped CoCrFeNi high entropy alloys prepared by mechanical …

H Kotan, M Tekin, A Bayatlı, KG Bayrak, M Kocabaş… - Intermetallics, 2023 - Elsevier
The present work has examined the microstructural evolution, thermal stability, hardness,
and corrosion behavior of Zr/Y doped CoCrFeNi HEAs prepared through high-energy …

Role of yttrium addition and annealing temperature on thermal stability and hardness of nanocrystalline CoCrFeNi high entropy alloy

G Polat, M Teki̇n, H Kotan - Intermetallics, 2022 - Elsevier
CoCrFeNi high entropy alloys (HEAs) with yttrium (Y) additions (1 and 4 at.%) were
nanostructured by mechanical alloying process and annealed at various temperatures …

An investigation of abnormal grain growth in Zr doped CoCrFeNi HEAs through in-situ formed oxide phases

M Tekin, G Polat, H Kotan - Intermetallics, 2022 - Elsevier
Abnormal grain growth (AGG) in nanocrystalline (CoCrFeNi) 100-x Zr x (x= 1 and 4 at.%)
HEAs, prepared through high energy mechanical alloying, was comprehensively …

Welding dissimilar alloys of CoCrFeMnNi high-entropy alloy and 304 stainless steel using gas tungsten arc welding

P Zhang, Y Qi, Q Cheng, X Sun - Journal of Materials Engineering and …, 2024 - Springer
The weldability of a CoCrFeMnNi high-entropy alloy (HEA) and 304 stainless steel (304 SS)
was investigated to determine their potential for application in the nuclear and aerospace …

Hierarchically structured powder metallurgy austenitic stainless steel with exceptional strength and ductility

GY Liu, BR Sun, CC Du, S Li, SW Xin… - Materials Science and …, 2022 - Elsevier
Powder metallurgy stainless steels have attracted much attention due to their wide
applications. However, they often exhibit a low relative density (< 96%) and a strength …

Microstructural Characterization and Hardness Study of Nanostructured CoCrFeNi High Entropy Alloys with Dual Effect of Y and Nano-Sized Y2O3 Additions

M Tekin, H Kotan - Transactions of the Indian Institute of Metals, 2022 - Springer
The motivation of this work is to increase the grain size stability of nanocrystalline CoCrFeNi
high entropy alloys (HEA) with Y and Y2O3 additions to strike a balance between …

Mekanik alaşımlama ile üretilen FeCoCrNi yüksek entropi alaşımının mikro yapı ve mekanik özelliklerine geleneksel sinterleme ve spark plazma sinterlemenin …

AR Baloğlu - 2022 - acikerisim.erbakan.edu.tr
Özet En az 5 element kullanılarak eş atomik veya eş atomik orana yakın bir şekilde katı
eriyik oluşturdukları alaşım türüne yüksek entropili alaşım (YEA) denmektedir. Kısaca …

Nano-Kri̇stal Yapili Yüksek Entropi̇ Alaşimlarinin Termal Kararliliğinin ve Mekani̇k Özelli̇kleri̇ni̇n İyi̇leşti̇ri̇lmesi̇

M Tekin - 2022 - search.proquest.com
Yapılan çalışmalarda, eş atomik ya da eş atomik orana yakın kompozisyonlarda en az 5
elementin bir araya gelerek oluşturduğu yeni bir alaşım türü olan Yüksek entropili alaşımlar …

Nano-kristal yapılı yüksek entropi alaşımlarının termal kararlılığının ve mekanik özelliklerinin iyileştirilmesi

M Tekin - 2022 - acikerisim.erbakan.edu.tr
Özet Yapılan çalışmalarda, eş atomik ya da eş atomik orana yakın kompozisyonlarda en az
5 elementin bir araya gelerek oluşturduğu yeni bir alaşım türü olan Yüksek entropili …