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Influence of solute effects on the saturation grain size and rate sensitivity in Cu-X alloys

Bruder, Enrico ; Braun, Paul ; Rehman, H. U. ; Marceau, R. K. W. ; Taylor, A. S. ; Pippan, R. ; Durst, Karsten (2018)
Influence of solute effects on the saturation grain size and rate sensitivity in Cu-X alloys.
In: Scripta Materialia, 144
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Three Cu-alloys (CuSn5, CuZn5, CuZn30) have been selected, to study the influence of solutes on the saturation grain size after high pressure torsion as well as the resulting mechanical properties with an emphasis on strain rate sensitivity. Compared to each other, the alloys exhibit either similar stacking fault energies or similar solid solution strengthening, allowing a separation of both parameters. The results indicate that the saturation grain size correlates with the solid solution strengthening but not with the stacking fault energy. Moreover, a reduced strain rate sensitivity with reduced grain size is observed, which is attributed to the microstructural stability.

Typ des Eintrags: Artikel
Erschienen: 2018
Autor(en): Bruder, Enrico ; Braun, Paul ; Rehman, H. U. ; Marceau, R. K. W. ; Taylor, A. S. ; Pippan, R. ; Durst, Karsten
Art des Eintrags: Bibliographie
Titel: Influence of solute effects on the saturation grain size and rate sensitivity in Cu-X alloys
Sprache: Englisch
Publikationsjahr: 2018
Verlag: Elsevier Science Publishing
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Scripta Materialia
Jahrgang/Volume einer Zeitschrift: 144
Kurzbeschreibung (Abstract):

Three Cu-alloys (CuSn5, CuZn5, CuZn30) have been selected, to study the influence of solutes on the saturation grain size after high pressure torsion as well as the resulting mechanical properties with an emphasis on strain rate sensitivity. Compared to each other, the alloys exhibit either similar stacking fault energies or similar solid solution strengthening, allowing a separation of both parameters. The results indicate that the saturation grain size correlates with the solid solution strengthening but not with the stacking fault energy. Moreover, a reduced strain rate sensitivity with reduced grain size is observed, which is attributed to the microstructural stability.

Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Physikalische Metallkunde
Hinterlegungsdatum: 18 Jul 2018 14:12
Letzte Änderung: 18 Jul 2018 14:12
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