Progress and perspectives in laser additive manufacturing of key aeroengine materials

C Tan, F Weng, S Sui, Y Chew, G Bi - International Journal of Machine …, 2021 - Elsevier
Aerospace is a key market driver for the advancement of additive manufacturing (AM) due to
the huge demands in high-mix low-volume production of high-value parts, integrated …

A critical review of powder-based additive manufacturing of ferrous alloys: Process parameters, microstructure and mechanical properties

H Fayazfar, M Salarian, A Rogalsky, D Sarker… - Materials & Design, 2018 - Elsevier
Additive manufacturing (AM) is an advanced manufacturing technology, enabling production
of complex shapes by adding material layer-upon-layer, as distinct from conventional …

Critical role of scan strategies on the development of microstructure, texture, and residual stresses during laser powder bed fusion additive manufacturing

N Nadammal, T Mishurova, T Fritsch… - Additive …, 2021 - Elsevier
Laser based powder bed fusion additive manufacturing offers the flexibility to incorporate
standard and user-defined scan strategies in a layer or in between the layers for the …

Heterogeneous aspects of additive manufactured metallic parts: a review

GM Karthik, HS Kim - Metals and Materials International, 2021 - Springer
Metal additive manufacturing (MAM) is an emerging technology to produce complex end-
use metallic parts. To adopt MAM for manufacturing numerous engineering parts used in …

Laser additive manufacturing of steels

Y Yin, Q Tan, M Bermingham, N Mo… - International …, 2022 - Taylor & Francis
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 …

An ultra-high strength martensitic steel fabricated using selective laser melting additive manufacturing: Densification, microstructure, and mechanical properties

R Seede, D Shoukr, B Zhang, A Whitt, S Gibbons… - Acta Materialia, 2020 - Elsevier
Martensitic steels have gained renewed interest recently for their use in automotive,
aerospace, and defense applications due to their ultra-high yield strengths and reasonable …

Comparison of the microstructure, mechanical properties and distortion of stainless steel 316 L fabricated by micro and conventional laser powder bed fusion

J Fu, S Qu, J Ding, X Song, MW Fu - Additive Manufacturing, 2021 - Elsevier
Micro laser powder bed fusion (μLPBF) technology offers great benefits to industries as it
enables fabrication of complicated metallic components with greater accuracy and minimum …

[HTML][HTML] A study of thermal expansion coefficients and microstructure during selective laser melting of Invar 36 and stainless steel 316L

M Yakout, MA Elbestawi, SC Veldhuis - Additive Manufacturing, 2018 - Elsevier
This paper presents an experimental study on the metallurgical issues associated with
selective laser melting of Invar 36 and stainless steel 316 L and the resulting coefficient of …

Duplex stainless steel fabricated by selective laser melting-Microstructural and mechanical properties

F Hengsbach, P Koppa, K Duschik, MJ Holzweissig… - Materials & Design, 2017 - Elsevier
In the scope of the present study, microstructural and mechanical characterizations of duplex
stainless steel UNS S31803 processed by selective laser melting (SLM) are conducted. The …

A modified volumetric energy density–based approach for porosity assessment in additive manufacturing process design

P Ferro, R Meneghello, G Savio, F Berto - The International Journal of …, 2020 - Springer
Soundness of additively manufactured parts depends on a lot of process and geometrical
parameters. A wrong process design leads to defects such as lack of fusion or keyhole …