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 …

In-situ control of residual stress and its distribution in a titanium alloy additively manufactured by laser powder bed fusion

X Chen, X Xie, H Wu, X Ji, H Shen, M Xue, H Wu… - Materials …, 2023 - Elsevier
Remarkable residual stress is commonly present in metal components produced by laser
additive manufacturing due to the inherent rapid heating/cooling rate and high temperature …

[HTML][HTML] Facile manipulation of mechanical properties of Ti-6Al-4V through composition tailoring in laser powder bed fusion

X Du, M Simonelli, JW Murray, AT Clare - Journal of Alloys and Compounds, 2023 - Elsevier
Abstract Ti-6Al-4 V alloy when processed by laser powder bed fusion (LPBF) is a useful
material which can be used for the manufacture of complex 3D components for aerospace …

Study on martensitic transformation twinning in ductile metastable body-centered-cubic high entropy alloys

Y Huang, J Gao, H Zhao, D Guan, Y Zhang… - Materials Science and …, 2023 - Elsevier
Martensitic transformation twinning including {111} α''type I,''{351}''< 2‾ 11> α''type II and
{021} α''twins, and extrinsic {111} α''stacking faults were investigated in a deformed body …

Phase transformation induced twinning in commercially pure titanium: An in-situ study

S Lu, S Lu, B Chen, M Qian, Q Wei, K Kondoh, J Shen - Scripta Materialia, 2023 - Elsevier
In this work, in-situ high temperature electron back-scatter diffraction (HT-EBSD) was
designed to investigate the phase transformation in Grade 1 commercially pure titanium (CP …

Martensite Decomposition and Ultrafine Grain Formation during Small Punch Creep Testing of Additively Manufactured Ti64

M Lalé, B Malek, B Viguier - Metals, 2023 - mdpi.com
The creep behaviour of as-built additive-manufactured Ti-6Al-4V alloy was studied through
small punch creep test (SPCT) experiments at 450 and 500° C. The couple stress/minimum …

Effect of Bimodal Grain Structure on the Yielding Behavior of Commercial Purity Titanium Under Quasi-static Tension

X Shi, X Wang, B Chen, J Umeda, K Kondoh… - Metals and Materials …, 2023 - Springer
In this work, a bimodal grain structure was developed for commercial purity Ti (CP-Ti) via
powder metallurgy processing, followed by free hot forging and then heat treatment. The bi …

Unusual martensitic strain accommodation mechanism in an electron beam processed metastable β-Ti alloy

Y Huang, E Hernandez-Nava, X Hu, I Todd, Q Zhu - Scripta Materialia, 2023 - Elsevier
This study reports an unusual martensitic strain accommodation mechanism, in an electron
beam processed metastable β-Ti alloy, exhibiting a fine-grained microstructure with good …