[HTML][HTML] Critical Review of LPBF Metal Print Defects Detection: Roles of Selective Sensing Technology

D Guillen, S Wahlquist, A Ali - Applied Sciences, 2024 - mdpi.com
The integrative potential of LPBF-printed parts for various innovative applications depends
upon the robustness and infallibility of the part quality. Eliminating or sufficiently reducing …

Strain rate-dependent tensile response and deformation mechanism of laser powder bed fusion 316L stainless steel

Y Wang, Q Hou, X Li, Z Li, F Wu, S Chen, C Lv… - Materials Science and …, 2024 - Elsevier
The laser powder bed fusion (LPBF) process is renowned for producing metal parts with
exceptional mechanical properties, attributed to their unique microstructures. However, there …

Anisotropic dynamic compression response of an ultra-high strength steel fabricated by laser hybrid additive manufacturing

W Fan, J Wang, Y Peng, H Tan, Y Qi, F Zhang, B He… - Additive …, 2024 - Elsevier
Directed energy deposition (DED) is a technological innovation revolutionizing in-situ repair,
hybrid manufacturing, and multi-material integration manufacturing, characterized by …

[HTML][HTML] Explosive fragmentation of additively manufactured stainless steel

M Callahan, D Sun, MA Linne, AS Wu… - Journal of Applied …, 2023 - pubs.aip.org
Properties of fragmentation from an explosively driven 316L stainless steel spherical shell
section fabricated by a laser powder bed additive manufacturing process with minimal …

[HTML][HTML] Simultaneously improved strength and ductility yet strain-hardenable 316L stainless steel by sigma phase and hetero-structuring

YK Kim, SH Shim, YK Kim, KR Lim, YS Na - Materials & Design, 2024 - Elsevier
In this study, we produced both homogeneous and heterogeneous-structured 316L
austenitic stainless steels (SSs), each exhibiting comparable levels of yield strength (YS) …

[HTML][HTML] Enhancing strength-ductility synergy in 316L stainless steel through pre-straining at 4.2 K

YK Kim, SW Kim, KR Lim, YS Na - Materials Science and Engineering: A, 2024 - Elsevier
In this study, we introduce a novel approach to enhance the strength of face-centered cubic
(FCC)-structured 316L austenitic stainless steel (ASS) while preserving its tensile ductility …

[HTML][HTML] Near-full density enabled excellent dynamic mechanical behavior in additively manufactured 316L stainless steels

Y Wang, X Li, X Yao, Q Hou, Z Li, F Wu, Y Yu, X Li… - Materials & Design, 2024 - Elsevier
Mechanical properties of additively manufactured alloys are momentously affected by the
fabrication defects, thus limiting their applications in extreme conditions. Here we report on a …

Spall strength of additively repaired 304L stainless steel

JG Callanan, DT Martinez, S Ricci, BK Derby… - Journal of Applied …, 2023 - pubs.aip.org
Additive manufacturing has the potential to repair damaged parts, but the performance of
additive materials under high strain rate loading is still uncertain—especially with the added …

[HTML][HTML] On the role of geometrically necessary dislocations in void formation and growth in response to shock loading conditions in wrought and additively …

JD Lamb, KM Mullin, PG Christodoulou… - Journal of Materials …, 2024 - Elsevier
This study investigates the role of geometrically necessary dislocations (GNDs) and
microstructure on void nucleation and growth in wrought and additively manufactured (AM) …

Coupling between phase transition and spallation in hierarchically structured high-strength martensitic steels under shock loading

Y Hong, J Zhang, F Wu, Z Zhang, XP Luo, X Li… - Engineering Fracture …, 2024 - Elsevier
This work presents a comprehensive and in-depth investigation of spall damage behaviors
of bainitic and martensitic steels involving phase transitions. Plate-impact experiments …