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 …

Processing window for hot consolidation by rolling and rotary swaging of Fe-10Al-4Cr-4Y2O3 ODS nanocomposite

J Svoboda, R Kocich, Š Gamanov, L Kunčická… - Materials Today …, 2023 - Elsevier
Creep and oxidation resistant alloys applicable up to 1300° C are missing on the market.
The coarse-grained Fe-10Al-4Cr-4Y 2 O 3 ODS nanocomposite, recently developed by the …

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 …

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 …

Microstructural and Hardness Evolution of New Developed OPH Steels

O Khalaj, H Jirková, K Opatová… - Solid State Phenomena, 2019 - Trans Tech Publ
Nowadays, by increase in using structural materials, the high temperature properties of
these materials are became an important issue within different aspects of engineering. The …

[PDF][PDF] Experimental Study on Thermomechanical properties of new-generation ODS alloys

O Khalaj, B Mašek, H Jirková, J Svoboda - International Journal of …, 2017 - core.ac.uk
By using a combination of new technologies together with an unconventional use of different
types of materials, specific mechanical properties and structures of the material can be …

Annealing effects on the microstructure and thermomechanical properties of New-Generation ODS Alloys

O Khalaj, H Jirková, Š Jeníček, A Račický… - Key Engineering …, 2020 - Trans Tech Publ
Recently, the use of high temperature materials are became more common in different types
of engineering activities. The new generation of Oxide dispersion strengthened alloys (ODS) …

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 …

Microstructure evaluation of new ODS alloys with Fe-Al matrix and Al2O3 particles

O Khalaj, H Jirková, B Mašek, J Svoboda - Proceedings of the 2017 …, 2017 - dl.acm.org
ODS steels are used for their very good mechanical properties at high temperature and low-
cost production in comparison with other super alloys (ex. nickel super alloys). The paper …