<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The shape and geometry of a part influence the cooling behavior during a martensitic transformation; an experimental study carried out on a control Jominy bar was compared with other bars fitted with one, two, and three slots; the results show differences in hardness along the specimen, the hardness with a slit and more is greater than the hardness on a sample without a slit, this is valid on the cooled side of the specimen, the further away from the side cooled plus the difference is minimal; the study was completed with a simulation on bars with and without slits, the results of the temperature contours show an acceleration of the cooling on the cooled side of the bars provided with slits; far from the cooled face the influence of the slits is weak.</p>
</abstract>

The shape and geometry of a part influence the cooling behavior during a martensitic transformation; an experimental study carried out on a control Jominy bar was compared with other bars fitted with one, two, and three slots; the results show differences in hardness along the specimen, the hardness with a slit and more is greater than the hardness on a sample without a slit, this is valid on the cooled side of the specimen, the further away from the side cooled plus the difference is minimal; the study was completed with a simulation on bars with and without slits, the results of the temperature contours show an acceleration of the cooling on the cooled side of the bars provided with slits; far from the cooled face the influence of the slits is weak.

Effect of Thermal Barriers on the Martensitic Transformation in a Bar Jominy

Faculty of Mechanics, Gaseous Fuels and Environment Laboratory

University of Sciences and Technology of Oran Mohamed Boudiaf (USTO-MB)

Strojnícky časopis - Journal of Mechanical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Effect of Thermal Barriers on the Martensitic Transformation in a Bar Jominy"}

The shape and geometry of a part influence the cooling behavior during a martensitic transformation; an experimental study carried out on a control Jominy bar...

Effect of Thermal Barriers on the Martensitic Transformation in a Bar Jominy

Publié en ligne: 23 nov. 2023

Pages: 133 - 144

DOI: https://doi.org/10.2478/scjme-2023-0028

Mots clés
Jominy quenching, thermal Obstacle, numerical simulation, heat transfer

© 2023 Djelloul Rezini et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Effect of Thermal Barriers on the Martensitic Transformation in a Bar Jominy

Publié en ligne: 23 nov. 2023

Pages: 133 - 144

DOI: https://doi.org/10.2478/scjme-2023-0028

Mots clésJominy quenching, thermal Obstacle, numerical simulation, heat transfer

© 2023 Djelloul Rezini et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Jominy quenching, thermal Obstacle, numerical simulation, heat transfer