A new titanium alloy with a combination of high strength, high strain hardening and improved ductility

F. Sun;Jacques, Pascal;Marteleur, Matthieu;C. Brozek;F. Prima;et.al.
(2015) Scripta Materialia — Vol. 94, n° 1, p. 17-20 (2015)

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Authors
  • F. SunChimie ParisTech
    Author
  • Jacques, PascalChimie ParisTech
    Author
  • Marteleur, Matthieuorcid-logoUCLouvain
    Author
  • C. BrozekChimie ParisTech
    Author
  • Author
  • F. PrimaChimie ParisTech
    Author
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Abstract
A ternary β-metastable titanium Ti–9Mo–6W (wt.%) was designed. A very high work hardening rate close to 2100 MPa and a uniform deformation larger than 35% were recorded, thanks to combined transformation-induced plasticity and twinning-induced plasticity effects. In this paper, detailed microstructural analysis was performed to understand the deformation process. Various mechanisms, {3 3 2}〈1 1 3〉 mechanical twinning, stress-induced ω phase and stress-induced α″ martensite were identified after mechanical testing, resulting in a complex network of deformed microstructures with very special synergetic features
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Citations

F. Sun, Jacques, P., Marteleur, M., C. Brozek, E.F. Rauch, M. Véron, P. Vermaut, Jacques, P., & F. Prima. (2015). A new titanium alloy with a combination of high strength, high strain hardening and improved ductility. Scripta Materialia, 94(1), 17-20. https://doi.org/10.1016/j.scriptamat.2014.09.005 (Original work published 2015)