Modelling boron diffusion for Fe2B layer formation: comparative kinetics analysis in pack-boronized AISI 4147 steel

M Ortiz-Domínguez, M Keddam - Materials Testing, 2023 - degruyter.com
In this current research paper, the modelling of boron diffusion during the powder-pack
boronizing was achieved by utilizing two kinetics approaches: the integral method and …

Comparison and analysis of diffusion models: Growth kinetics of diiron boride layers on ASTM A283 steel

M Ortiz-Domínguez, OA Gómez-Vargas… - Materials, 2022 - mdpi.com
Hard-coated surfacing of a few micrometers is widely applied to increase the efficiency of
tools, eg, for cutting, forming, and casting applications. Therefore, the base thermodiffusion …

Evolution of boride layers during a diffusion annealing process

I Campos-Silva, M Flores-Jiménez… - Surface and Coatings …, 2017 - Elsevier
New results about the evolution of the FeB-Fe 2 B layers during a diffusion annealing
process (DAP) are presented in this work. First, the growth of the boride layers over the …

Experimental evaluation and modelling of the boronizing kinetics of AISI H13 hot work tool steel

ZN Abdellah, B Boumaali, M Keddam - Materials Testing, 2021 - degruyter.com
In the study for this contribution, the AISI H13 hot work steel was pack-boronized between 2
and 6 h of exposure time within the temperature range of 800–1000° C. The boriding agent …

Simulation of boriding kinetics of AISI D2 steel using two different approaches

M Keddam, M Kulka - Metal Science and Heat Treatment, 2020 - Springer
Diffusion of boron in FeB and Fe 2 B layers under solid boriding of steel AISI D2 (the
Russian counterpart is Kh12MF) is simulated. Two approaches are used to assess the …

Effect of carbon content and boronizing parameters on growth kinetics of boride layers obtained on carbon steels

A Milinović, V Marušić, P Konjatić, N Berić - Materials, 2022 - mdpi.com
Boronizing is a thermochemical treatment performed to produce hard and wear-resistant
surface layers. In order to control the process and obtain boride layers with the desired …

Kinetic Investigation and Wear Properties of Fe2B Layers on AISI 12L14 Steel

M Keddam, M Ortiz-Dominguez… - … Materials Transactions A, 2018 - Springer
In the current study, the powder-pack boriding was applied to the AISI 12L14 steel in the
temperature range 1123 K to 1273 K for an exposure time between 2 and 8 hours. The …

Analysis of Diffusion Coefficients of Iron Monoboride and Diiron Boride Coating Formed on the Surface of AISI 420 Steel by Two Different Models: Experiments and …

M Ortiz-Domínguez, ÁJ Morales-Robles… - Materials, 2023 - mdpi.com
In the present work, two mathematical diffusion models have been used to estimate the
growth of the iron monoboride and diiron boride coating formed on AISI 420 steel. The …

Simulating the growth of dual-phase boride layer on AISI M2 steel by two kinetic approaches

M Keddam, P Jurči - Coatings, 2021 - mdpi.com
Two kinetic approaches (integral method and Dybkov method) have been applied for
simulating the boriding kinetics of AISI M2 steel in the range of 1173 to 1323 K, by including …

Mean diffusion coefficient method in studying armco iron boriding kinetics

M Keddam, M Kulka - Metal Science and Heat Treatment, 2020 - Springer
Activation energy of boron diffusion during pack boriding of armco iron with a constant
incubation time for boride formation is estimated using a mean diffusion coefficient model …