Standard

Microstructural evolution during ultrafast heat treament of medium carbon steels. / Papaefthymiou, S.; Goulas, K.; Cerda, F. Castro; Sietsma, J.; Petrov, R.

PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015. ed. / L.-Q. Chen; M. Militzer; G. Botton et al. International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015, 2015. p. 569-570.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Harvard

Papaefthymiou, S, Goulas, K, Cerda, FC, Sietsma, J & Petrov, R 2015, Microstructural evolution during ultrafast heat treament of medium carbon steels. in L-Q Chen, M Militzer & G Botton et al (eds), PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015. International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015, pp. 569-570, International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015, PTM 2015, Whistler, Canada, 28/06/15.

APA

Papaefthymiou, S., Goulas, K., Cerda, F. C., Sietsma, J., & Petrov, R. (2015). Microstructural evolution during ultrafast heat treament of medium carbon steels. In L-Q. Chen, M. Militzer, & G. Botton et al (Eds.), PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015 (pp. 569-570). International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015.

Vancouver

Papaefthymiou S, Goulas K, Cerda FC, Sietsma J, Petrov R. Microstructural evolution during ultrafast heat treament of medium carbon steels. In Chen L-Q, Militzer M, Botton et al G, editors, PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015. International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015. 2015. p. 569-570

Author

Papaefthymiou, S. ; Goulas, K. ; Cerda, F. Castro ; Sietsma, J. ; Petrov, R. / Microstructural evolution during ultrafast heat treament of medium carbon steels. PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015. editor / L.-Q. Chen ; M. Militzer ; G. Botton et al. International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015, 2015. pp. 569-570

BibTeX

@inproceedings{4386b20228004797be16e6c6447d3626,
title = "Microstructural evolution during ultrafast heat treament of medium carbon steels",
abstract = "The initial microstructure, its local composition and phase morphology determines the final microstructure in ultra fast heat treatment processes (UFHT). In the present study, we designed and performed, via dilatometry, UFHT processes involving heating rates higher than 250°C/s, peak austenitization and helium quenching. This UFHT leads to a carbon gradient within the austenite, as confirmed by thermodynamic and diffusion calculations. With microscopic techniques we shed light on the microstructure evolution of steels with different compositions and initial microstructures. The most commonly achieved microstructure from UFHT in medium-carbon-steels is a mixture of fine bainite and martensite. Partially dissolved cementite, carbides and other microstructural features could be identified as similar to the original, even after UFHT.",
keywords = "Diffusion, Martensite, Ultra fast heat treatment",
author = "S. Papaefthymiou and K. Goulas and Cerda, {F. Castro} and J. Sietsma and R. Petrov",
year = "2015",
language = "English",
pages = "569--570",
editor = "L.-Q. Chen and M. Militzer and {Botton et al}, G.",
booktitle = "PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015",
publisher = "International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015",

}

RIS

TY - GEN

T1 - Microstructural evolution during ultrafast heat treament of medium carbon steels

AU - Papaefthymiou, S.

AU - Goulas, K.

AU - Cerda, F. Castro

AU - Sietsma, J.

AU - Petrov, R.

PY - 2015

Y1 - 2015

N2 - The initial microstructure, its local composition and phase morphology determines the final microstructure in ultra fast heat treatment processes (UFHT). In the present study, we designed and performed, via dilatometry, UFHT processes involving heating rates higher than 250°C/s, peak austenitization and helium quenching. This UFHT leads to a carbon gradient within the austenite, as confirmed by thermodynamic and diffusion calculations. With microscopic techniques we shed light on the microstructure evolution of steels with different compositions and initial microstructures. The most commonly achieved microstructure from UFHT in medium-carbon-steels is a mixture of fine bainite and martensite. Partially dissolved cementite, carbides and other microstructural features could be identified as similar to the original, even after UFHT.

AB - The initial microstructure, its local composition and phase morphology determines the final microstructure in ultra fast heat treatment processes (UFHT). In the present study, we designed and performed, via dilatometry, UFHT processes involving heating rates higher than 250°C/s, peak austenitization and helium quenching. This UFHT leads to a carbon gradient within the austenite, as confirmed by thermodynamic and diffusion calculations. With microscopic techniques we shed light on the microstructure evolution of steels with different compositions and initial microstructures. The most commonly achieved microstructure from UFHT in medium-carbon-steels is a mixture of fine bainite and martensite. Partially dissolved cementite, carbides and other microstructural features could be identified as similar to the original, even after UFHT.

KW - Diffusion

KW - Martensite

KW - Ultra fast heat treatment

UR - http://www.scopus.com/inward/record.url?scp=84962739681&partnerID=8YFLogxK

M3 - Conference contribution

SP - 569

EP - 570

BT - PTM 2015 - Proceedings of the International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015

A2 - Chen, L.-Q.

A2 - Militzer, M.

A2 - Botton et al, G.

PB - International Conference on Solid-Solid Phase Transformations in Inorganic Materials 2015

ER -

ID: 9913681