[HTML][HTML] Physically based modeling, characterization and design of an induction hardening process for a new slurry pipeline steel

V Javaheri, A Pohjonen, JI Asperheim, D Ivanov… - Materials & Design, 2019 - Elsevier
Numerical and Gleeble experimental data are combined to predict potential microstructure
and hardness profiles through the wall thickness of an induction hardened slurry …

Computer simulations of austenite decomposition of hot formed steels during cooling

A Pohjonen, A Kaijalainen, J Mourujärvi… - Procedia Manufacturing, 2018 - Elsevier
Hot deformation and cooling together with the chemical composition define the final
mechanical properties of the steel product. In order to control and optimize the desired …

Determination of effective heat transfer coefficient for water spray cooling of steel

S Uusikallio, S Koskenniska, J Ilmola, J Paavola… - Procedia …, 2020 - Elsevier
Accurate control of the temperature of the workpiece is crucial when carrying out thermal
processing of steel. Effective heat transfer coefficient for water cooling of hot rolled steel was …

Numerical simulations of gradient cooling technique for controlled production of differential microstructure in steel strip or plate

A Pohjonen - 2021 - oulurepo.oulu.fi
Numerical studies were conducted to investigate the applicability of cooling strategies for
controlledly producing a microstructure in the steel strip or plate, which changes as function …

Numerical Modelling of Thermo-Mechanical Processes in Steels-An Overview and Recent Progress

A Pohjonen, J Ilmola, O Seppälä… - Materials Science …, 2023 - Trans Tech Publ
Numerical modelling tools provide valuable means to quantitatively control
thermomechanical processing. Several modelling tools have been applied and developed …

Towards industrial applicability of (medium C) nanostructured bainitic steels (TIANOBAIN)

C García Mateo, A Eres-Castellanos… - 2020 - digital.csic.es
The project aimed at exploring the industrial feasibility of new super-high strength steels
(SHSS) made using innovative processing methods and based on medium carbon …

Numerical Simulation of Jominy End Quench Test Using Coupled Heat Transfer and Phase Transformation Model

A Pohjonen, J Ilmola, J Larkiola - Key Engineering Materials, 2023 - Trans Tech Publ
Jominy end quench test is a standardized metallurgical experiment for obtaining data on
steel hardenability. Construction of numerical simulation of the test provides a way for …

Cellular automata model for austenite formation and grain growth during heating and holding above austenization temperature

A Pohjonen, O Seppälä, O Väinölä… - Scandinavian Simulation …, 2025 - ecp.ep.liu.se
Understanding the steel microstructure formation during thermal treatments is crucial for
controlling the mechanical properties of a steel product. One of the important factors …

Design, thermomechanical processing and induction hardening of a new medium-carbon steel microalloyed with niobium

V Javaheri - 2019 - oulurepo.oulu.fi
Osajulkaisut Osajulkaisut eivät sisälly väitöskirjan elektroniseen versioon. Javaheri, V.,
Porter, D., & Kuokkala, V.-T.(2018). Slurry erosion of steel–Review of tests, mechanisms and …

A coupled temperature-microstructure model for the heat-affected zone of low alloyed high strength steel during two-pass arc welding

J Paananen, A Pohjonen, J Larkiola… - … modelling of weld …, 2019 - oulurepo.oulu.fi
A coupled temperature-microstructure model was developed in order to simulate the
evolution of the microstructure in the heat-affected zone during two-pass gas-metal arc …