Hybrid machine learning techniques and computational mechanics: Estimating the dynamic behavior of oxide precipitation hardened steel

O Khalaj, MB Jamshidi, E Saebnoori, B Mašek… - IEEE …, 2021 - ieeexplore.ieee.org
A new generation of Oxide Dispersion Strengthened (ODS) alloys called Oxide Precipitation
Hardened (OPH) alloys, has recently been developed by the authors. The excellent …

Microstructural aspects of new grade ODS alloy consolidated by rotary swaging

A Chlupová, I Šulák, L Kunčická, R Kocich… - Materials …, 2021 - Elsevier
In the present paper, the authors have investigated the microstructural aspects of
recrystallization of new ODS alloy (Fe-14Cr-10Al-4Y 2 O 3) consolidated by hot rotary …

Potential role of machine learning techniques for modeling the hardness of OPH steels

O Khalaj, M Ghobadi, A Zarezadeh, E Saebnoori… - Materials Today …, 2021 - Elsevier
Abstract Oxide Precipitation Hardened (OPH) alloys are a new generation of Oxide
Dispersion Strengthened (ODS) alloys which have outstanding mechanical properties …

Hot rolling vs. forging: Newly developed Fe-Al-O based OPH alloy

O Khalaj, H Jirková, K Burdová, A Stehlík, L Kučerová… - Metals, 2021 - mdpi.com
Two oxide precipitation hardened (OPH) Fe-Al-O-based steels were prepared by
mechanical alloying. In addition to the variant using yttria nano-precipitates to improve the …

Development of machine learning models to evaluate the toughness of OPH alloys

O Khalaj, M Ghobadi, E Saebnoori, A Zarezadeh… - Materials, 2021 - mdpi.com
Oxide Precipitation-Hardened (OPH) alloys are a new generation of Oxide Dispersion-
Strengthened (ODS) alloys recently developed by the authors. The mechanical properties of …

The Effect of Heat Treatment on the Tribological Properties and Room Temperature Corrosion Behavior of Fe–Cr–Al-Based OPH Alloy

O Khalaj, E Saebnoori, H Jirková, O Chocholatý… - Materials, 2020 - mdpi.com
The microstructure, mechanical, tribological, and corrosion properties of Fe–Cr–Al–Y-based
oxide-precipitation-hardened (OPH) alloy at room temperature are presented. Two OPH …

High temperature and corrosion properties of a newly developed Fe-Al-O based OPH alloy

O Khalaj, E Saebnoori, H Jirková, O Chocholatý… - Metals, 2020 - mdpi.com
Fe–Al–O-based materials are currently undergoing a great deal of development because of
their many special properties. However, lack of strength at high temperatures, limited …

Development of advanced Fe–Al–O ODS alloy microstructure and properties due to heat treatment

S Fintová, I Kuběna, N Luptáková, M Jarý… - Journal of Materials …, 2020 - cambridge.org
Fe–Al–O ODS alloy prepared via mechanical alloying was subjected to three different heat
treatments. Material basic state exhibited a fine-grained (300–500 nm) microstructure with …

Corrosion Behavior and Mechanical Properties of New Developed Oxide Precipitation Hardened Steels

O Khalaj, E Saebnoori, H Jirková… - Key Engineering …, 2020 - Trans Tech Publ
The Oxide Precipitation Hardened (OPH) steel is a new developed group of materials from
Oxide Dispersion Strengthened (ODS) alloys which are well known advanced materials for …

[PDF][PDF] Creep properties of heat-treated Fe-Al-O ODS alloy.

S Fintová, I Kuběna, M Jarý, N Luptáková… - Metallic Materials …, 2021 - kovmat.sav.sk
Three different heat treatment regimens were used to modify the microstructure of Fe-Al-O
ODS alloy prepared via powder metallurgy. Creep testing at 60% of alloy state proof stress …