Dynamics of pore formation and evolution during multi-layer directed energy deposition additive manufacturing via in-situ synchrotron X-ray imaging: A case study on …

S Zhang, C Yao, D Zhang, W Liu, L He, D Du… - International Journal of …, 2024 - Elsevier
Blown-powder directed energy deposition (DED) additive manufacturing is impeded for
novel alloys processing by perceivable and detrimental porosity. During multi-layer …

Hot isostatic pressing of laser powder-bed-fused 304L stainless steel under different temperatures

H Zhang, C Li, G Yao, Y Zhang - International Journal of Mechanical …, 2022 - Elsevier
Hot isostatic pressing (HIP) is becoming a key strategic technology for post-processing
metallic materials fabricated with laser powder bed fusion (LPBF), acting to eliminate the …

[HTML][HTML] Revealing the microstructural evolution of electron beam powder bed fusion and hot isostatic pressing Ti-6Al-4V in-situ shelling samples using X-ray …

R Tosi, CLA Leung, X Tan, E Muzangaza… - Additive …, 2022 - Elsevier
Electron beam powder bed fusion/hot isostatic pressing (E-PBF/HIP), also known as in-situ
shelling, is an emerging technology that produces components by only forming their shells …

Understanding the hot isostatic pressing effectiveness of laser powder bed fusion Ti-6Al-4V by in-situ X-ray imaging and diffraction experiments

T Mishurova, S Evsevleev, P Piault, A King, L Henry… - Scientific reports, 2023 - nature.com
In the present study, in-situ observation of Hot Isostatic Pressure (HIP) procedure of laser
powder bed fusion manufactured Ti-6Al-4V parts was performed to quantitatively estimate …

A review of the effects of laser shock peening on properties of additively manufactured Ti6Al4V

M Kanganga, A du Plessis, R Muvunzi… - Fatigue in Additive …, 2024 - Elsevier
By creating compressive residual stresses on Ti6Al4V (Ti64) structures, laser shock peening
(LSP) improves fatigue performance. The effect of the main LSP parameters on residual …

Heat treatment effect on the microstructure and elevated temperature tensile property of the Ti6242S alloy fabricated via laser powder bed fusion

Z Zhu, P Kumar, FL Ng, HL Seet, U Ramamurty… - Journal of Alloys and …, 2022 - Elsevier
The microstructural evolution and its consequence on the room and elevated temperature
(500° C) tensile properties of the Ti-6Al-2Sn-4Zr-2Mo-0.1 Si (Ti6242S) alloy fabricated via …

[HTML][HTML] Improvement of fatigue strength in additively manufactured aluminum alloy AlSi10Mg via submerged laser peening

H Soyama - Coatings, 2024 - mdpi.com
As the fatigue properties of as-built components of additively manufactured (AM) metals are
considerably weaker than those of wrought metals because of their rougher surface, post …

[HTML][HTML] On the microstructure and tensile property of core-shell structured nickel-based superalloy part produced by laser powder bed fusion and hot isostatic …

D Jiang, Y Tian, Y Zhu, S Huang, A Huang - Materials Science and …, 2023 - Elsevier
Laser powder bed fusion (LPBF) has been increasingly used by industries to produce metal
components. However, there remains a challenge to improve the productivity of the LPBF …

Machine learning-powered analysis of hot isostatic pressing for Ti-6Al-4 V powder

A Yadav, NM Ghazaly, S Askar, LH Alzubaidi… - Applied Physics A, 2024 - Springer
This study focuses on develo** a machine learning (ML) model capable of predicting
relative density and equivalent strain in samples produced through hot isostatic pressing …

[HTML][HTML] The effects of submerged laser peening, cavitation peening, and shot peening on the improvement of the torsional fatigue strength of powder bed fused …

H Soyama, KL Wong, D Eakins… - International Journal of …, 2024 - Elsevier
This study demonstrates the improvement in the fatigue strength of additive manufacturing
(AM) metals such as laser-based powder bed fusion of metals by post-processing. Titanium …