Results 111 to 120 of about 663 (200)

Modeling of Probeless Friction Stir Spot Welding of AA2024/AISI304 Steel Lap Joint. [PDF]

Materials (Basel), 2022
Rashkovets M, Contuzzi N, Casalino G.
europepmc   +1 more source

A numerical modelling approach to predict material flow and defect formation in refill friction stir spot welded joints [PDF]

In this study, a fully coupled thermomechanical model of the refill friction stir spot welding process was developed using the coupled Eulerian-Lagrangian technique.
de Traglia Amancio-Filho, Sergio, Draper, Jonathan, Fritsche, Sebastian, Galloway, Alexander, Toumpis, Athanasios   +4 more
core  

Thermo-mechanical and material flow characteristics of tool sequencing dynamics in refill FSSW of thin alclad AA7075-T6 sheets: Numerical analysis using meshless smoothed-particle hydrodynamics method

Journal of Advanced Joining Processes
This study is focused on improving the joint strength of AA7075-T6 specimens with aluminium cladding (alclad) joined through the refill friction stir spot welding (RFSSW) process.
Venkata Somi Reddy Janga, Mokhtar Awang, Nabihah Sallih, Tamiru Alemu Lemma   +3 more
doaj   +1 more source

Numerical simulation of micro refill FSSW in AA7075-T6 using smoothed particle hydrodynamics: Effect of plunge depth on thermo-mechanical evolution and material flow

Results in Engineering
This study develops a three-dimensional numerical framework utilizing the mesh-free Smoothed Particle Hydrodynamics (SPH) approach to examine the thermo-mechanical evolution and flow behaviour during refill Friction Stir Spot Welding (FSSW) of thin ...
Venkata Somi Reddy Janga, Mokhtar Awang, Nabihah Sallih   +2 more
doaj   +1 more source

Friction Stir Spot Welding of Different Thickness Sheets of Aluminum Alloy AA6082-T6. [PDF]

Materials (Basel), 2022
Ahmed MMZ, El-Sayed Seleman MM, Ahmed E, Reyad HA, Touileb K, Albaijan I.   +5 more
europepmc   +1 more source

Exploring a novel chamfered tool design for short duration refill friction stir spot welds of high strength aluminium [PDF]

This work investigates refill friction stir spot welded joints of AA2024-T3 aluminium alloy, produced with short welding times between 3 s and 0.75 s. A novel tool geometry that incorporates a chamfer on the inner edge of the shoulder tip is investigated
de Traglia Amancio-Filho, Sergio, Draper, Jonathan, Fritsche, Sebastian, Galloway, Alexander, Toumpis, Athanasios   +4 more
core  

Active and Passive Filling Stir Repairing of AISI 304 Alloy [PDF]

This study investigates active filling friction stir repair (AF-FSR) and passive filling friction stir repair (PF-FSR) for repairing AISI 304 stainless steel sheets, focusing on addressing the challenges posed by high melting point metals.
Dario Basile, Pasquale Russo Spena, Valentino Razza, Vincenzo Lunetto   +3 more
core   +1 more source

Friction Stir Spot Welding of AA6082-T6 Alloy Sheets with Keyhole Refilling Using Similar Consumable Rod Material: Mechanical Performance and Microstructure Analysis

Crystals
Achieving keyhole-free joints is critical in Friction Stir Spot Welding (FSSW). This study presents a new approach to eliminate this volumetric defect in AA6082-T6 FSSW sheet joints using a continuous multi-layer Friction Stir Deposition (CMFSD ...
Mohamed M. Z. Ahmed, Bandar Alzahrani, Ashraf Bakkar, Mohamed M. El-Sayed Seleman, Ali Alamry, Ali Abd El-Aty   +5 more
doaj   +1 more source

The Influence of Tool Wear on the Mechanical Performance of AA6061-T6 Refill Friction Stir Spot Welds. [PDF]

Materials (Basel), 2021
de Carvalho WS, Vioreanu MC, Lutz MRA, Cipriano GP, Amancio-Filho ST.   +4 more
europepmc   +1 more source

ANALYSIS OF THE PROPERTIES OF AW2099 ALUMINIUM-LITHIUM ALLOY WELDED BY LASER BEAM WITH AW5087 ALUMINIUM-MAGNESIUM FILLER MATERIAL [PDF]

, 2019
EN AW2099 aluminium lithium alloy, 2.0mm in thickness, was used as an experimental material. EN AW2099 belongs to the 3rd generation of aluminium lithium alloys.
Marônek, Milan, Pašák, Matej, Sahul, Martin, Sahul, Miroslav   +3 more
core   +1 more source