Core-Shell Dual-Phase Al Alloy

HE resistance ×4

A size-sieved complex precipitation strategy introduces fine Al3Sc nanoprecipitates and in-situ formed core-shell Al3(Mg,Sc)2/Al3Sc nanophases to achieve simultaneous high strength and hydrogen tolerance.

Yuantao, Xu · Wang, Ruihong · Guan, Chaoshuai · Peng, Yong · Liu, Fuzhu · Wang, Mingxu · Liu, Xu · Tian, Genqi · Wang, Huiyuan · Toda, Hiroyuki · Jin, Xuejun · Liu, Gang · Gault, Baptiste · Sun, Junsun R.

Nature 2025

Specifications

强度提升
{'zh': '约40', 'en': ''} %
氢脆抗性提高
{'zh': '5', 'en': ''} 倍
充氢
{'zh': '7', 'en': ''} ppmw