Standard

Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD. / Roven, H. J.; Liu, M.; Murashkin, M.; Valiev, R. Z.; Kilmametov, A. R.; Ungár, T.; Balogh, L.

в: Materials Science Forum, Том 604-605, 17.04.2009, стр. 179-185.

Результаты исследований: Научные публикации в периодических изданияхстатья в журнале по материалам конференцииРецензирование

Harvard

Roven, HJ, Liu, M, Murashkin, M, Valiev, RZ, Kilmametov, AR, Ungár, T & Balogh, L 2009, 'Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD', Materials Science Forum, Том. 604-605, стр. 179-185. https://doi.org/10.4028/3-908453-09-7

APA

Roven, H. J., Liu, M., Murashkin, M., Valiev, R. Z., Kilmametov, A. R., Ungár, T., & Balogh, L. (2009). Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD. Materials Science Forum, 604-605, 179-185. https://doi.org/10.4028/3-908453-09-7

Vancouver

Roven HJ, Liu M, Murashkin M, Valiev RZ, Kilmametov AR, Ungár T и пр. Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD. Materials Science Forum. 2009 Апр. 17;604-605:179-185. https://doi.org/10.4028/3-908453-09-7

Author

Roven, H. J. ; Liu, M. ; Murashkin, M. ; Valiev, R. Z. ; Kilmametov, A. R. ; Ungár, T. ; Balogh, L. / Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD. в: Materials Science Forum. 2009 ; Том 604-605. стр. 179-185.

BibTeX

@article{6f05ad5ee6d049bb91cddab45d1cb4a0,
title = "Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD",
abstract = "Nanostructures and microhardness of a commercial purity Al, three binary Al-Mg alloys and a commercial AA5182 alloy subjected to high pressure torsion (HPT) at room temperature were comparatively investigated using high-resolution transmission electron microscopy, X-ray diffraction (XRD) and high-resolution XRD line profile analysis. The hardness values of HPT samples are twice to three times larger than that of the undeformed counterparts. Grain sizes measured by XRD are in the range 10-200 nm with typical average values ranging from 46 to 120 nm. The hardness values and the dislocation densities increased, whereas, the average grain size decreased significantly with increasing Mg contents. Typical dislocation densities are in the range 1.7 × 1014 m-2- 2.3 x 1015 m-2. However, local densities in grain boundary and triple junction areas might be as high as 1017 m-2. The strengthening mechanisms contributing to high hardness may primarily be attributed to the cooperative interactions of high dislocation densities, grain boundaries and planar interfaces.",
keywords = "Aluminium alloys, Dislocation density, Hardness, High pressure torsion, Nanostructures, Severe plastic deformation",
author = "Roven, {H. J.} and M. Liu and M. Murashkin and Valiev, {R. Z.} and Kilmametov, {A. R.} and T. Ung{\'a}r and L. Balogh",
year = "2009",
month = apr,
day = "17",
doi = "10.4028/3-908453-09-7",
language = "English",
volume = "604-605",
pages = "179--185",
journal = "Materials Science Forum",
issn = "0255-5476",
publisher = "Trans Tech Publications Ltd",
note = "International Conference Recent Developments in the Processing and Applications of Structural Metals and Alloys ; Conference date: 22-06-2008 Through 25-06-2008",

}

RIS

TY - JOUR

T1 - Nanostructures and microhardness in Al and Al-Mg alloys subjected to SPD

AU - Roven, H. J.

AU - Liu, M.

AU - Murashkin, M.

AU - Valiev, R. Z.

AU - Kilmametov, A. R.

AU - Ungár, T.

AU - Balogh, L.

PY - 2009/4/17

Y1 - 2009/4/17

N2 - Nanostructures and microhardness of a commercial purity Al, three binary Al-Mg alloys and a commercial AA5182 alloy subjected to high pressure torsion (HPT) at room temperature were comparatively investigated using high-resolution transmission electron microscopy, X-ray diffraction (XRD) and high-resolution XRD line profile analysis. The hardness values of HPT samples are twice to three times larger than that of the undeformed counterparts. Grain sizes measured by XRD are in the range 10-200 nm with typical average values ranging from 46 to 120 nm. The hardness values and the dislocation densities increased, whereas, the average grain size decreased significantly with increasing Mg contents. Typical dislocation densities are in the range 1.7 × 1014 m-2- 2.3 x 1015 m-2. However, local densities in grain boundary and triple junction areas might be as high as 1017 m-2. The strengthening mechanisms contributing to high hardness may primarily be attributed to the cooperative interactions of high dislocation densities, grain boundaries and planar interfaces.

AB - Nanostructures and microhardness of a commercial purity Al, three binary Al-Mg alloys and a commercial AA5182 alloy subjected to high pressure torsion (HPT) at room temperature were comparatively investigated using high-resolution transmission electron microscopy, X-ray diffraction (XRD) and high-resolution XRD line profile analysis. The hardness values of HPT samples are twice to three times larger than that of the undeformed counterparts. Grain sizes measured by XRD are in the range 10-200 nm with typical average values ranging from 46 to 120 nm. The hardness values and the dislocation densities increased, whereas, the average grain size decreased significantly with increasing Mg contents. Typical dislocation densities are in the range 1.7 × 1014 m-2- 2.3 x 1015 m-2. However, local densities in grain boundary and triple junction areas might be as high as 1017 m-2. The strengthening mechanisms contributing to high hardness may primarily be attributed to the cooperative interactions of high dislocation densities, grain boundaries and planar interfaces.

KW - Aluminium alloys

KW - Dislocation density

KW - Hardness

KW - High pressure torsion

KW - Nanostructures

KW - Severe plastic deformation

UR - http://www.scopus.com/inward/record.url?scp=60849135532&partnerID=8YFLogxK

U2 - 10.4028/3-908453-09-7

DO - 10.4028/3-908453-09-7

M3 - Conference article

AN - SCOPUS:60849135532

VL - 604-605

SP - 179

EP - 185

JO - Materials Science Forum

JF - Materials Science Forum

SN - 0255-5476

T2 - International Conference Recent Developments in the Processing and Applications of Structural Metals and Alloys

Y2 - 22 June 2008 through 25 June 2008

ER -

ID: 42939497