Additive manufacturing (AM) offers unprecedented design freedom and manufacturing
flexibility for processing complex components. Despite the numerous advantages of AM over …

Abstract Metal 3D printing (3DP), a state-of-the-art manufacturing technology that brings the
potential to fabricate complex structures at low cost and reduced energy consumption, has …

The properties and serviceability of 3D-printed metal parts depend on a variety of attributes.
These include the chemical composition, phases, morphology, spatial distributions of grain …

Despite strong interest from many industrial sectors driving demand and advancements in
laser additive manufacturing (LAM) of steels, some issues remain as barriers limiting the …

Amongst the many additive manufacturing (AM) techniques, directed energy deposition
(DED) is a prominent one, which can also be used for the repair of damaged components. In …

Additive manufacturing (AM) of metallic materials usually results in columnar grains that
grow epitaxially along the building direction, which usually results in anisotropy of …

Laser cladding has shown advantages in metal component forming. However, the
accompanying issues, such as inner microstructural defects and poor mechanical …

Additive manufacturing of metal materials is one of the most promising technologies in
modern industry. A wide variety of current additive manufacturing techniques allow rapid …

Ultrasound-assisted direct energy deposition (UADED) attracts increasing attention due to
its capability to tailor the grain structure. However, the involved molten pool dynamics …

In this study, the ER321 stainless steel is fabricated by wire and arc additive manufacturing
(WAAM) assisted with ultrasonic impact treatment (UIT). The mechanical properties and …