[HTML][HTML] The applicability of die cast A356 alloy to additive friction stir deposition at various feeding speeds

B Alzahrani, MM El-Sayed Seleman, MMZ Ahmed… - Materials, 2021 - mdpi.com
In the current investigation, additive friction stir-deposition (AFS-D) of as-cast hypoeutectic
A356 Al alloy was conducted. The effect of feeding speeds of 3, 4, and 5 mm/min at a …

[HTML][HTML] Microstructure, crystallographic texture, and mechanical properties of friction stir welded mild steel for shipbuilding applications

MMZ Ahmed, MM El-Sayed Seleman, K Touileb… - Materials, 2022 - mdpi.com
In the current work, mild steel used in shipbuilding applications was friction-stir-welded
(FSWed) with the aim of investigating the microstructure and mechanical properties of the …

[HTML][HTML] Tribological properties of solid solution strengthened laser cladded NiCrBSi/WC-12Co metal matrix composite coatings

Z Bergant, BŠ Batič, I Felde, R Šturm, M Sedlaček - Materials, 2022 - mdpi.com
NiCrBSi, WC-12Co and NiCrBSi with 30, 40 and 50 wt.% WC-12Co coatings were produced
on low carbon steel by laser cladding with an Nd: YAG laser with a multi-jet coaxial cladding …

[HTML][HTML] Friction stir welding of 2205 duplex stainless steel: Feasibility of butt joint groove filling in comparison to gas tungsten arc welding

MMZ Ahmed, KA Abdelazem, MM El-Sayed Seleman… - Materials, 2021 - mdpi.com
This work investigates the feasibility of using friction stir welding (FSW) process as a groove
filling welding technique to weld duplex stainless steel (DSS) that is extensively used by …

[HTML][HTML] Bobbin tool friction stir welding of aluminum using different tool pin geometries: Mathematical models for the heat generation

MMZ Ahmed, M IA Habba, N Jouini, B Alzahrani… - Metals, 2021 - mdpi.com
In this work, three mathematical models for the heat generation during bobbin tool friction stir
welding (BT-FSW) of aluminum using three tool pin geometries have been proposed. The …

[HTML][HTML] Friction stir spot welding of different thickness sheets of aluminum alloy aa6082-T6

MMZ Ahmed, MM El-Sayed Seleman, E Ahmed… - Materials, 2022 - mdpi.com
Friction stir spot welding (FSSW) is one of the important variants of the friction stir welding
(FSW) process. FSSW has been developed mainly for automotive applications where the …

[HTML][HTML] Friction stir welding of 1Cr11Ni2W2MoV martensitic stainless steel: Numerical simulation based on coupled Eulerian Lagrangian approach supported with …

M Ragab, H Liu, GJ Yang, MMZ Ahmed - Applied Sciences, 2021 - mdpi.com
1Cr11Ni2W2MoV is a new martensitic heat-resistant stainless steel utilized in the
manufacturing of aero-engine high-temperature bearing components. Welding of this type of …

[HTML][HTML] Dissimilar friction stir welding of AA2024 and AISI 1018: Microstructure and mechanical properties

MMZ Ahmed, N Jouini, B Alzahrani, MMES Seleman… - Metals, 2021 - mdpi.com
This study investigated the effect of the friction stir welding rotation rate and welding speed
on the quality and properties of the dissimilar joints between aluminum and carbon steel …

Microstructure evolution during friction stir welding of 1Cr11Ni2W2MoV martensitic stainless steel at different tool rotation rates

M Ragab, H Liu, MMZ Ahmed, GJ Yang, ZJ Lou… - Materials …, 2021 - Elsevier
This study investigates the effect of tool rotation speed on the microstructure evolution of the
friction stir welded 1Cr11Ni2W2MoV martensitic stainless steel. The microstructure changes …

Synthesis and characterization of WC-FeCr base alloy composite produced by spark plasma sintering

D Van Cong, DW Lee, TS Yoon, JC Kim - International Journal of Refractory …, 2024 - Elsevier
This study investigates the microstructural and mechanical properties of WC-FeCr base alloy
composite materials prepared using spark plasma sintering (SPS) technique. The …