1 - [2024] CEAS Space Journal - Mech. Prop. TA6V Dode Thin Lattice Structure - Ph Guy

CEAS Space Journal https://doi.org/10.1007/s12567-024-00543-1 ORIGINAL PAPER Investigations into the mechanical properties of TA6V Dode‑Thin lattice sandwich beams fabricated by powder bed laser beam melting process Philippe Guy1,2   · Olivier Dorival1,2 ·... More

CEAS Space Journal https://doi.org/10.1007/s12567-024-00543-1 ORIGINAL PAPER Investigations into the mechanical properties of TA6V Dode‑Thin lattice sandwich beams fabricated by powder bed laser beam melting process Philippe Guy1,2   · Olivier Dorival1,2 · Marco A. Pérez3 · Jean‑Noël Périé2 · Christophe Fabriès4 · Guilhem Michon2 Received: 5 September 2023 / Revised: 24 January 2024 / Accepted: 14 February 2024 © The Author(s), under exclusive licence to Council of European Aerospace Societies 2024 Abstract This paper compares the results of a theoretical approach, finite element analysis (FEA) and mechanical tests of monolithic TA6V Dode-Thin lattice core sandwich structures manufactured by powder bed laser beam melting process. An analytical approach to evaluate the mechanical properties of one Dode-Thin strut is briefly presented. The strut is then replaced by an equivalent beam whose cross-section is a solid circle. Various finite element (FE) models are used to calculate the effec Less