Heat treatment for metal additive manufacturing

M Laleh, E Sadeghi, RI Revilla, Q Chao… - Progress in Materials …, 2023 - Elsevier
Metal additive manufacturing (AM) refers to any process of making 3D metal parts layer-
upon-layer via the interaction between a heating source and feeding material from a digital …

[HTML][HTML] Advances in additively manufactured titanium alloys by powder bed fusion and directed energy deposition: Microstructure, defects, and mechanical behavior

HY Ma, JC Wang, P Qin, YJ Liu, LY Chen… - Journal of Materials …, 2023 - Elsevier
Ti and its alloys have been broadly adopted across various industries owing to their
outstanding properties, such as high strength-to-weight ratio, excellent fatigue performance …

Strong and ductile titanium–oxygen–iron alloys by additive manufacturing

T Song, Z Chen, X Cui, S Lu, H Chen, H Wang, T Dong… - Nature, 2023 - nature.com
Titanium alloys are advanced lightweight materials, indispensable for many critical
applications,. The mainstay of the titanium industry is the α–β titanium alloys, which are …

Formation of a transition V-rich structure during the α'to α+ β phase transformation process in additively manufactured Ti-6Al-4 V

H Wang, Q Chao, HS Chen, ZB Chen, S Primig, W Xu… - Acta Materialia, 2022 - Elsevier
Abstract Ti-6Al-4V parts fabricated by laser powder-bed fusion (L-PBF) additive
manufacturing often suffer from poor ductility and low toughness due to the predominance of …

[HTML][HTML] Perspectives on additive manufacturing for dynamic impact applications

AE Medvedev, T Maconachie, M Leary, M Qian… - Materials & Design, 2022 - Elsevier
Applications involving strain rates in excess of 10 2-10 3 s− 1 are unique in both materials
selection and design approaches and are of particular importance for protection of …

Analytical modelling of heat accumulation in laser based additive manufacturing processes of metals

C Hagenlocher, P O'Toole, W Xu, M Brandt… - Additive …, 2022 - Elsevier
The flexibility of additive manufacturing processes results from the principle of subsequently
adding small amounts of material in individual layers or beads on top of each other. The …

Variant selection in additively manufactured alpha-beta titanium alloys

SL Lu, CJ Todaro, YY Sun, T Song, M Brandt… - Journal of Materials …, 2022 - Elsevier
The crystallographic arrangements of the α-phase variants in α-β titanium alloys remains
less identified due to the crystallographic complexity involved while being essential to …

[HTML][HTML] Phase transformation mechanisms, microstructural characteristics and mechanical performances of an additively manufactured Ti-6Al-4V alloy under dual …

J Su, F Jiang, J Li, C Tan, Z Xu, H Xie, J Liu, J Tang… - Materials & Design, 2022 - Elsevier
Understanding phase transformation behaviors and microstructural evolutions during
optimized post-heat treatments is essential for tuning the mechanical performances of …

Regionalization of microstructure and mechanical properties of Ti6Al4V transition area fabricated by WAAM-LMD hybrid additive manufacturing

X Zhan, Q Wang, L Wang, Z Gao, X Yang - Journal of Alloys and …, 2022 - Elsevier
Wire arc additive manufacturing (WAAM) and laser melting deposition (LMD) are two typical
additive manufacturing technologies that fabricate large components and small complex …

Optimizing strength-ductility of laser powder bed fusion-fabricated Ti–6Al–4V via twinning and phase transformation dominated interface engineering

Z Li, K Ming, B Li, S He, B Miao, S Zheng - Materials Science and …, 2023 - Elsevier
Titanium alloys produced by laser powder bed fusion (LPBF) are known to possess fine
microstructures and multi-scale interfaces. Here, we introduce a high density of α'/β, α/β …