Cold dwell fatigue of titanium alloys used in aero-engine components has threatened flight
safety for over five decades. This phenomenon was encountered in Al-containing titanium …

Mechanical properties of materials and associated engineered components are controlled
by the material structure at various lengths and time scales. As materials are being further …

Laser-based directed energy deposition (LDED) enables the rapid near-net-shape
fabrication of large-scale titanium components for aerospace applications. However, the …

Abstract The Hall-Petch relationship is important for material design at room temperature.
However, it is not well studied at high temperatures. In this work, the influence of different …

Abstract 2519A aluminum alloy thick plates have excellent applications in the military
industry due to their superior ballistic resistance and fatigue properties. However, the …

Twin, dislocation, and grain boundary interaction in hexagonal materials, such as Mg, Ti,
and Zr, has critical influence on the materials' mechanical properties. The development of a …

As one of the representative characteristics of plastic deformation, microstructural plastic
strain inhomogeneity has triggered a broad interest in uncovering the corresponding …

Cold dwell sensitivity of near α titanium alloys has posed a significant challenge to the
engineering safety within the aerospace industry. However, there exists inconsistency …

Abstract Although Ti-6Al-4V is the most commonly used titanium alloy in the aerospace
industry, the mechanisms governing crack initiation in the different fatigue regimes are not …

In this work, Ti60 alloys with different micro-texture intensity were designed to elucidate the
effect of micro-texture on fatigue life and dwell sensitivity and the difference in crack initiation …