Dendrite fragmentation induced by massive-like δ–γ transformation in Fe–C alloys

Transitioning from columnar to equiaxed grains is paramount for desired microstructures during steel casting. Here, the authors report a new fragmentation mechanism based on a phase transition at grain boundaries that can contribute to equiaxed grains.

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Auteurs principaux: Hideyuki Yasuda, Kohei Morishita, Noriaki Nakatsuka, Tomohiro Nishimura, Masato Yoshiya, Akira Sugiyama, Kentaro Uesugi, Akihisa Takeuchi
Format: article
Langue:EN
Publié: Nature Portfolio 2019
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Accès en ligne:https://doaj.org/article/24814b890b8444d69b5bc5a4227c98fb
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