Trifunctional Nanoprecipitate Titanium Alloy

Strength-Ductility-Toughness

Laminated metastable structure with trifunctional nanoprecipitates doubles yield strength without sacrificing uniform elongation.

Zhang, Chongle · Zhang, Jinyu · Zhang, Dongdong · Kuang, Jie · Bao, Xiangyun · Liu, Gang · Sun, Junsun R.

Nature Communications 2023

Advantages

Yield strength twice that of equiaxed-coarse grained alloys of same composition

No sacrifice of large uniform elongation

Sequential activation of lamellar-thickness-dependent deformation mechanisms