Microstructural and geometrical size effects on the fatigue of metallic materials

Z Zheng, M Zhan, MW Fu - International Journal of Mechanical Sciences, 2022 - Elsevier
It has been widely recognized that the fatigue performance of metallic materials is
significantly affected by both geometrical and microstructural sizes. Based on a literature …

Friction stir welding of non-heat treatable Al alloys: challenges and improvements opportunities

B Abnar, S Gashtiazar, M Javidani - Crystals, 2023 - mdpi.com
Friction stir welding (FSW) is an effective solid-state joining process that has the potential to
overcome common problems correlated with conventional fusion welding processes. FSW is …

Fatigue and dynamic aging behavior of a high strength Al-5024 alloy fabricated by laser powder bed fusion additive manufacturing

P He, RF Webster, V Yakubov, H Kong, Q Yang… - Acta Materialia, 2021 - Elsevier
A high strength Al-5024 alloy containing Sc and Zr with a bi-modal microstructure consisting
of fine equiaxed and coarse columnar grains was successfully fabricated by laser powder …

Hierarchical features infused heterogeneous grain structure for extraordinary strength-ductility synergy

S Shukla, D Choudhuri, T Wang, K Liu… - Materials Research …, 2018 - Taylor & Francis
ABSTRACT A synergistic balance of strength and ductility was achieved in a prototypical fcc-
based Al0. 3CoCrFeNi complex concentrated alloy by incorporating hierarchical …

Grain size effect on tensile deformation behaviors of pure aluminum

BB Wang, GM Xie, LH Wu, P Xue, DR Ni… - Materials Science and …, 2021 - Elsevier
Grain refinement is a very effective method to improve the mechanical properties of
materials and attracts widespread interests among researchers. However, the grain size …

[HTML][HTML] Microstructural and interface geometrical influence on the mechanical fatigue property of aluminum/high-strength steel lap joints using resistance element …

S Baek, GY Go, JW Park, J Song, H Lee, SJ Lee… - Journal of Materials …, 2022 - Elsevier
The present study investigates a fatigue property and its microstructural and interface
geometrical effect on the resistance element welded (REWed) aluminum (Al)/high-strength …

Surface characterization and fatigue evaluation in GH4169 superalloy: comparing results after finish turning; shot peening and surface polishing treatments

D Wu, C Yao, D Zhang - International Journal of Fatigue, 2018 - Elsevier
In this study, shot peening was applied to the GH4169 superalloy, and the effect of surface
polishing treatment on fatigue life of shot-peened specimens was investigated. The surface …

Synergy of tensile strength and high cycle fatigue properties in a novel additively manufactured Al-Ni-Ti-Zr alloy with a heterogeneous microstructure

RS Haridas, P Agrawal, S Thapliyal, P Agrawal… - Additive …, 2023 - Elsevier
Alloy design strategies in additive manufacturing (AM) to achieve grain refinement and
terminal eutectic solidification have been introduced to engineer Al alloys having …

Effect of filler material and post process ageing treatment on microstructure, mechanical properties and wear behaviour of friction stir processed AA 7075 surface …

HA Deore, J Mishra, AG Rao, H Mehtani… - Surface and Coatings …, 2019 - Elsevier
AA 7075 based surface composites reinforced with three different filler materials viz.
Multiwall carbon nano tubes (MWCNT), Copper (Cu) and Silicon carbide (SiC) were …

The Effect of Friction Stir Welding Parameters on the Weldability of Aluminum Alloys with Similar and Dissimilar Metals

WH Khalafe, EL Sheng, MR Bin Isa, AB Omran… - Metals, 2022 - mdpi.com
The solid-state welding method known as friction stir welding (FSW) bonds two metallic work
parts, whether the same or different, by plastically deforming the base metal. The frictional …