Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn)

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Standard

Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn). / Mingo, B.; Arrabal, R.; Mohedano, M. et al.
in: Materials and Design, Jahrgang 130, 15.09.2017, S. 48-58.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

Harvard

Mingo, B, Arrabal, R, Mohedano, M, Mendis, CL, del Olmo, R, Matykina, E, Hort, N, Merino, MC & Pardo, A 2017, 'Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn)', Materials and Design, Jg. 130, S. 48-58. https://doi.org/10.1016/j.matdes.2017.05.048

APA

Mingo, B., Arrabal, R., Mohedano, M., Mendis, C. L., del Olmo, R., Matykina, E., Hort, N., Merino, M. C., & Pardo, A. (2017). Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn). Materials and Design, 130, 48-58. https://doi.org/10.1016/j.matdes.2017.05.048

Vancouver

Mingo B, Arrabal R, Mohedano M, Mendis CL, del Olmo R, Matykina E et al. Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn). Materials and Design. 2017 Sep 15;130:48-58. doi: 10.1016/j.matdes.2017.05.048

Bibtex

@article{54fcbbe957d547edbe1cc16035bc20c6,
title = "Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn)",
abstract = "Microstructure and corrosion behaviour of a Mg-9Al alloy with minor alloying additions (Mn, Y, Nd, Ca and Sn) are evaluated. All of the additions form Al-rich intermetallics with varying amounts of Fe, while Ca and Sn are also incorporated into the eutectic β-phase (β-Mg17Al12). Special attention is given to the surface potential values of the microconstituents, which are related to the formation of microgalvanic couples. Scanning Kelvin Probe Force Microscopy (SKPFM) measurements revealed that all the alloying elements, except Sn, reduced the potential difference between the secondary phases and the matrix, which is the main reason for the improvement of the corrosion resistance of Mn-, Y- and Nd-modified alloys. The beneficial effect of Ca is additionally related to the microstructure refinement and an increased area fraction of the β-phase.",
keywords = "Corrosion, EPMA, Magnesium, Rare earth, SKPFM, Volta potential, Engineering",
author = "B. Mingo and R. Arrabal and M. Mohedano and Mendis, {C. L.} and {del Olmo}, R. and E. Matykina and N. Hort and Merino, {M. C.} and A. Pardo",
year = "2017",
month = sep,
day = "15",
doi = "10.1016/j.matdes.2017.05.048",
language = "English",
volume = "130",
pages = "48--58",
journal = "Materials and Design",
issn = "0264-1275",
publisher = "Elsevier B.V.",

}

RIS

TY - JOUR

T1 - Corrosion of Mg-9Al alloy with minor alloying elements (Mn, Nd, Ca, Y and Sn)

AU - Mingo, B.

AU - Arrabal, R.

AU - Mohedano, M.

AU - Mendis, C. L.

AU - del Olmo, R.

AU - Matykina, E.

AU - Hort, N.

AU - Merino, M. C.

AU - Pardo, A.

PY - 2017/9/15

Y1 - 2017/9/15

N2 - Microstructure and corrosion behaviour of a Mg-9Al alloy with minor alloying additions (Mn, Y, Nd, Ca and Sn) are evaluated. All of the additions form Al-rich intermetallics with varying amounts of Fe, while Ca and Sn are also incorporated into the eutectic β-phase (β-Mg17Al12). Special attention is given to the surface potential values of the microconstituents, which are related to the formation of microgalvanic couples. Scanning Kelvin Probe Force Microscopy (SKPFM) measurements revealed that all the alloying elements, except Sn, reduced the potential difference between the secondary phases and the matrix, which is the main reason for the improvement of the corrosion resistance of Mn-, Y- and Nd-modified alloys. The beneficial effect of Ca is additionally related to the microstructure refinement and an increased area fraction of the β-phase.

AB - Microstructure and corrosion behaviour of a Mg-9Al alloy with minor alloying additions (Mn, Y, Nd, Ca and Sn) are evaluated. All of the additions form Al-rich intermetallics with varying amounts of Fe, while Ca and Sn are also incorporated into the eutectic β-phase (β-Mg17Al12). Special attention is given to the surface potential values of the microconstituents, which are related to the formation of microgalvanic couples. Scanning Kelvin Probe Force Microscopy (SKPFM) measurements revealed that all the alloying elements, except Sn, reduced the potential difference between the secondary phases and the matrix, which is the main reason for the improvement of the corrosion resistance of Mn-, Y- and Nd-modified alloys. The beneficial effect of Ca is additionally related to the microstructure refinement and an increased area fraction of the β-phase.

KW - Corrosion

KW - EPMA

KW - Magnesium

KW - Rare earth

KW - SKPFM

KW - Volta potential

KW - Engineering

UR - http://www.scopus.com/inward/record.url?scp=85019544566&partnerID=8YFLogxK

U2 - 10.1016/j.matdes.2017.05.048

DO - 10.1016/j.matdes.2017.05.048

M3 - Journal articles

AN - SCOPUS:85019544566

VL - 130

SP - 48

EP - 58

JO - Materials and Design

JF - Materials and Design

SN - 0264-1275

ER -

DOI