Switching nanoprecipitates to resist hydrogen embrittlement in high-strength aluminum alloys

Yafei Wang; Bhupendra Sharma; Yuantao Xu; Kazuyuki Shimizu; Hiro Fujihara; Kyosuke Hirayama; Akihisa Takeuchi; Masayuki Uesugi; Guangxu Cheng; Hiroyuki Toda

doi:10.1038/s41467-022-34628-4

Nature Communications (Nov 2022)

Switching nanoprecipitates to resist hydrogen embrittlement in high-strength aluminum alloys

Yafei Wang,
Bhupendra Sharma,
Yuantao Xu,
Kazuyuki Shimizu,
Hiro Fujihara,
Kyosuke Hirayama,
Akihisa Takeuchi,
Masayuki Uesugi,
Guangxu Cheng,
Hiroyuki Toda

Affiliations

Yafei Wang: Department of Mechanical Engineering, Kyushu University
Bhupendra Sharma: Department of Mechanical Engineering, Kyushu University
Yuantao Xu: Department of Mechanical Engineering, Kyushu University
Kazuyuki Shimizu: Department of Physical Science and Materials Engineering, Iwate University
Hiro Fujihara: Department of Mechanical Engineering, Kyushu University
Kyosuke Hirayama: Department of Materials Science and Engineering, Kyoto University
Akihisa Takeuchi: Japan Synchrotron Radiation Research Institute
Masayuki Uesugi: Japan Synchrotron Radiation Research Institute
Guangxu Cheng: School of Chemical Engineering and Technology, Xi’an Jiaotong University
Hiroyuki Toda: Department of Mechanical Engineering, Kyushu University

DOI: https://doi.org/10.1038/s41467-022-34628-4
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 8

Abstract

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Hydrogen embrittlement limits the strengthening of aluminum alloys. Here, the authors propose the precipitate switching strategy to effectively control hydrogen embrittlement of high-strength aluminum alloys by utilizing the hydrogen trapping effect at T phase.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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