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Superior strength in ultrafine-grained materials produced by SPD processing. / Valiev, R.Z.

In: Materials Transactions, Vol. 55, No. 1, 2014, p. 13-18.

Research output: Contribution to journal › Literature review

Harvard

Valiev, RZ 2014, 'Superior strength in ultrafine-grained materials produced by SPD processing.', Materials Transactions, vol. 55, no. 1, pp. 13-18. https://doi.org/10.2320/matertrans.MA201325

APA

Valiev, R. Z. (2014). Superior strength in ultrafine-grained materials produced by SPD processing. Materials Transactions, 55(1), 13-18. https://doi.org/10.2320/matertrans.MA201325

Vancouver

Valiev RZ. Superior strength in ultrafine-grained materials produced by SPD processing. Materials Transactions. 2014;55(1):13-18. https://doi.org/10.2320/matertrans.MA201325

Author

Valiev, R.Z. / Superior strength in ultrafine-grained materials produced by SPD processing. In: Materials Transactions. 2014 ; Vol. 55, No. 1. pp. 13-18.

BibTeX

@article{ffdaf0587fee4eada3c5f106a20b764d,
title = "Superior strength in ultrafine-grained materials produced by SPD processing.",
abstract = "Recent studies demonstrated that the processing of metallic alloys by severe plastic deformation (SPD) can result in not only strong grain refinement but also leads to the formation of grain boundaries (GBs) with different structures, including GB segregations and precipitations. These nanostructural features of SPD-processed alloys produce considerable influence on their mechanical properties. The paper presents experimental data demonstrating a superstrength and positive slope of the HallPetch relation when passing from micro- to nanostructured state in a number of metallic materials subjected to severe plastic deformation. The nature of the superior strength is associated with new strengthening mechanisms and the difficulty of generation of dislocations from grain boundaries with segregations. This new approach is used for achieving the enhanced strength in several commercial Al and Ti alloys as well as steels subjected to SPD processing. {\textcopyright} 2013 The Japan Institute of Metals and Materials.",
author = "R.Z. Valiev",
year = "2014",
doi = "10.2320/matertrans.MA201325",
language = "English",
volume = "55",
pages = "13--18",
journal = "Materials Transactions",
issn = "0916-1821",
publisher = "Japan Institute of Metals (JIM)",
number = "1",

}

RIS

TY - JOUR

T1 - Superior strength in ultrafine-grained materials produced by SPD processing.

AU - Valiev, R.Z.

PY - 2014

Y1 - 2014

N2 - Recent studies demonstrated that the processing of metallic alloys by severe plastic deformation (SPD) can result in not only strong grain refinement but also leads to the formation of grain boundaries (GBs) with different structures, including GB segregations and precipitations. These nanostructural features of SPD-processed alloys produce considerable influence on their mechanical properties. The paper presents experimental data demonstrating a superstrength and positive slope of the HallPetch relation when passing from micro- to nanostructured state in a number of metallic materials subjected to severe plastic deformation. The nature of the superior strength is associated with new strengthening mechanisms and the difficulty of generation of dislocations from grain boundaries with segregations. This new approach is used for achieving the enhanced strength in several commercial Al and Ti alloys as well as steels subjected to SPD processing. © 2013 The Japan Institute of Metals and Materials.

AB - Recent studies demonstrated that the processing of metallic alloys by severe plastic deformation (SPD) can result in not only strong grain refinement but also leads to the formation of grain boundaries (GBs) with different structures, including GB segregations and precipitations. These nanostructural features of SPD-processed alloys produce considerable influence on their mechanical properties. The paper presents experimental data demonstrating a superstrength and positive slope of the HallPetch relation when passing from micro- to nanostructured state in a number of metallic materials subjected to severe plastic deformation. The nature of the superior strength is associated with new strengthening mechanisms and the difficulty of generation of dislocations from grain boundaries with segregations. This new approach is used for achieving the enhanced strength in several commercial Al and Ti alloys as well as steels subjected to SPD processing. © 2013 The Japan Institute of Metals and Materials.

U2 - 10.2320/matertrans.MA201325

DO - 10.2320/matertrans.MA201325

M3 - Literature review

VL - 55

SP - 13

EP - 18

JO - Materials Transactions

JF - Materials Transactions

SN - 0916-1821

IS - 1

ER -

ID: 7037598