Characterization and modeling of twinning in a titanium alloy Ti-6Al-4V

Frederik Coghe, Wim Tirry, Luc Rabet, Paul Van Houtte

Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

Abstract

The twinning behavior of a commercial Ti-6Al-4V alloy is studied using a combined experimental and numerical approach. An extensive microstructural investigation was performed to identify and quantify the active twin systems. The mechanical behavior as a function of initial texture and strain rate was then modeled using a visco-plastic self-consistent crystal plasticity code (VPSC7). Earlier obtained quasi-static and dynamic data served to fit the parameters of the model, giving good agreement. However, even if the model gave qualitatively good predictions of the stress-strain curves and the texture evolution for the different loadings, the calculated twin fractions differed considerably of the experimental results.

OriginalspracheEnglisch
TitelTextures of Materials
Redakteure/-innenAsim Tewari, Satyam Suwas, Dinesh Srivastava, Indradev Samajdar, Arunansu Haldar
Herausgeber (Verlag)Trans Tech Publications Ltd
Seiten237-240
Seitenumfang4
ISBN (Print)9783037852941
DOIs
PublikationsstatusVeröffentlicht - 2012
Veranstaltung16th International Conference on Textures of Materials, ICOTOM 16 - Mumbai, Indien
Dauer: 12 Dez. 201117 Dez. 2011

Publikationsreihe

NameMaterials Science Forum
Band702-703
ISSN (Print)0255-5476
ISSN (elektronisch)1662-9752

Konferenz

Konferenz16th International Conference on Textures of Materials, ICOTOM 16
Land/GebietIndien
OrtMumbai
Zeitraum12/12/1117/12/11

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