Synthesis of an Al–Mn-Based Alloy Containing In Situ-Formed Quasicrystals and Evaluation of Its Mechanical and Corrosion Properties

Synthesis of an Al–Mn-Based Alloy Containing In Situ-Formed Quasicrystals and Evaluation of Its... JOM https://doi.org/10.1007/s11837-018-2945-6 2018 The Minerals, Metals & Materials Society ALUMINUM: NEW ALLOYS AND HEAT TREATMENT Synthesis of an Al–Mn-Based Alloy Containing In Situ-Formed Quasicrystals and Evaluation of Its Mechanical and Corrosion Properties 1,4 2 3 ˇ ˇ ´ IZTOK NAGLIC , ZORAN SAMARDZIJA, KEMAL DELIJIC, 2 1 1 ˇ ˇ SPOMENKA KOBE, BLAZ LESKOVAR, and BOSTJAN MARKOLI 1.—Department of Materials and Metallurgy, Faculty of Natural Sciences and Engineering, ˇ ˇ University of Ljubljana, Askerceva cesta 12, 1000 Ljubljana, Slovenia. 2.—Department for Nanostructured Materials, Jozˇef Stefan Institute, Jamova cesta 39, 1000 Ljubljana, Slovenia. 3.—Faculty of Metallurgy and Technology, University of Montenegro, Cetinjski put b.b, 81000 Podgorica, Montenegro. 4.—e-mail: iztok.naglic@omm.ntf.uni-lj.si An Al–Mn alloy with additions of copper, magnesium, and silicon was pre- pared and cast into a copper mold. It contains in situ-formed icosahedral quasicrystals (iQCs), as confirmed by electron backscatter diffraction. The aim of this work is to present the mechanical and corrosion properties of this alloy and compare its properties with some conventional commercial materials. The compressive strength and compressive yield strength were 751 MPa and 377 MPa, while the compressive fracture strain was 19%. It was observed that intensive shearing caused the final fracture of the specimens and http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JOM Springer Journals

Synthesis of an Al–Mn-Based Alloy Containing In Situ-Formed Quasicrystals and Evaluation of Its Mechanical and Corrosion Properties

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Publisher
Springer US
Copyright
Copyright © 2018 by The Minerals, Metals & Materials Society
Subject
Engineering; Engineering, general; Chemistry/Food Science, general; Physics, general; Environment, general; Earth Sciences, general
ISSN
1047-4838
eISSN
1543-1851
D.O.I.
10.1007/s11837-018-2945-6
Publisher site
See Article on Publisher Site

Abstract

JOM https://doi.org/10.1007/s11837-018-2945-6 2018 The Minerals, Metals & Materials Society ALUMINUM: NEW ALLOYS AND HEAT TREATMENT Synthesis of an Al–Mn-Based Alloy Containing In Situ-Formed Quasicrystals and Evaluation of Its Mechanical and Corrosion Properties 1,4 2 3 ˇ ˇ ´ IZTOK NAGLIC , ZORAN SAMARDZIJA, KEMAL DELIJIC, 2 1 1 ˇ ˇ SPOMENKA KOBE, BLAZ LESKOVAR, and BOSTJAN MARKOLI 1.—Department of Materials and Metallurgy, Faculty of Natural Sciences and Engineering, ˇ ˇ University of Ljubljana, Askerceva cesta 12, 1000 Ljubljana, Slovenia. 2.—Department for Nanostructured Materials, Jozˇef Stefan Institute, Jamova cesta 39, 1000 Ljubljana, Slovenia. 3.—Faculty of Metallurgy and Technology, University of Montenegro, Cetinjski put b.b, 81000 Podgorica, Montenegro. 4.—e-mail: iztok.naglic@omm.ntf.uni-lj.si An Al–Mn alloy with additions of copper, magnesium, and silicon was pre- pared and cast into a copper mold. It contains in situ-formed icosahedral quasicrystals (iQCs), as confirmed by electron backscatter diffraction. The aim of this work is to present the mechanical and corrosion properties of this alloy and compare its properties with some conventional commercial materials. The compressive strength and compressive yield strength were 751 MPa and 377 MPa, while the compressive fracture strain was 19%. It was observed that intensive shearing caused the final fracture of the specimens and

Journal

JOMSpringer Journals

Published: May 29, 2018

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