[HTML][HTML] Effect of intrinsic heat treatment on microstructure and hardness of additively manufactured Inconel 625 alloy by directed energy deposition

Y Kong, H Huang - Materials & Design, 2022 - Elsevier
The effect of intrinsic heat treatment (IHT) induced by cyclic heat input in laser additive
manufacturing (LAM) has been receiving increasing attention in recent years. Herein, the …

Grain refinement by dynamic recrystallization during laser direct energy deposition of 316L stainless steel under thermal cycles

X Zou, Z Yan, K Zou, W Liu, L Song, S Li… - Journal of Manufacturing …, 2022 - Elsevier
During direct energy deposition (DED) process, the deposited material undergoes complex
thermo-mechanical processing from subsequent thermal cycles. Dynamic recrystallization …

Unearthing principal strengthening factors tuning the additive manufactured 15-5 PH stainless steel

H Chae, MY Luo, EW Huang, E Shin, C Do… - Materials …, 2022 - Elsevier
Additive manufactured (AM) materials exhibit enhanced performance, while post-processing
is essential to reinforce its properties. Controlling the tunable factors and the underlying …

Anisotropy reduction and mechanical property improvement of additively manufactured stainless steel based on cyclic phase transformation

B Li, K Xu, C Jiang - Journal of Materials Science & Technology, 2024 - Elsevier
Owing to the special layer-by-layer deposition process of directed energy deposition (DED),
columnar coarse grains, produced by cyclic reheating with intrinsic directional heat flow …

Effects of ultrasonic vibration on microstructure and mechanical properties of 1Cr12Ni3MoVN alloy fabricated by directed energy deposition

Z Wang, F Jiang, C Guo, X **ng, Z Yang, H Li, C Liu… - Ultrasonics, 2023 - Elsevier
Due to the rapid melting and solidification during directed energy deposition (DED) process,
the defects and columnar crystals are likely to generate in the deposition layers, which …

In Situ Heating Neutron and X‐Ray Diffraction Analyses for Revealing Structural Evolution during Postprinting Treatments of Additive‐Manufactured 316L Stainless …

M Kawasaki, JK Han, X Liu, Y Onuki… - Advanced …, 2022 - Wiley Online Library
Herein, lab‐scale X‐ray diffraction and in situ heating neutron diffraction analyses for
evaluating the structural changes at postprinting nanostructuring and structural relaxation …

Microstructure and mechanical properties of wire and arc additive manufactured thin wall with low-temperature transformation

K Song, Z Lin, Z Zhu, X Zhao, W Ya, C Goulas… - Journal of Materials …, 2023 - Springer
Low-temperature transformation (LTT) welding wire was initially developed to mitigate
residual stress in the weld. It could also be used for internal stress optimization in Wire and …