Improvement of weldability and fracture behavior of mild steel and A7075 aluminum alloy dissimilar friction stir welded joints by increasing welding speed

M Saleh, Y Morisada, K Ushioda, H Fujii - Materials Today …, 2023 - Elsevier
In this study, dissimilar friction stir welding of mild steel and A7075 aluminum alloy was
conducted at a constant tool rotational speed (900 rpm) and different welding speeds of 100 …

A microstructure-based modeling approach to predict the mechanical properties of Zr alloy with hydride precipitates

SS Kulkarni, V Gupta, D Senor, T Truster… - Computational Materials …, 2021 - Elsevier
In nuclear reactors, hydrides can form in fuel cladding due to hydrogen absorption in
Zircaloy and cause embrittlement. This work presents a microstructure-based finite element …

Three-dimensional microstructure of a friction stir welded magnesium/steel interface characterized via high-energy synchrotron X-rays

J Thomas, AC Chuang, H Das, L Xiong… - Materials Science and …, 2022 - Elsevier
Abstract The three-dimensional (3D) microstructure of a friction stir assisted scribe technique
(FaST) weld interface consisting of AZ31 magnesium (Mg) alloy and zinc (Zn)-coated DP590 …

Friction Stir Welding of Ti-6Al-4V Using a Liquid-Cooled Nickel Superalloy Tool

S Tarasov, A Amirov, A Chumaevskiy, N Savchenko… - Technologies, 2022 - mdpi.com
Friction stir welding (FSW) of titanium alloy was carried out using liquid cooling of the FSW
tool made of heat-resistant nickel superalloy. Cooling of the nickel superalloy tool was …

[HTML][HTML] The fabrication of brass reinforced aluminum matrix composites by FSW

Z Zhang, CK Liu, ZL Yu, JY Li - Journal of Materials Research and …, 2024 - Elsevier
Brass sheet is added into the joining location in friction stir welding (FSW). Brass reinforced
Al matrix composite is then formed in the FSW nugget zone with brass. A new microstructure …

A combined experimental and modeling approach to investigate the performance of joint between AZ31 magnesium and uncoated DP590 steel using friction stir …

SS Kulkarni, H Das, DR Tamayo, X Ma, T Wang… - Journal of Materials …, 2021 - Springer
In this study, the friction stir-assisted scribe technique was used to achieve a viable joint
between AZ31 magnesium alloy and uncoated DP590 steel. The mechanical properties and …

A sensitivity analysis of twinning crystal plasticity finite element model using single crystal and poly crystal Zircaloy

SS Kulkarni, A Venkatraman, DJ Senor… - Computational Materials …, 2023 - Elsevier
The popularity of crystal plasticity finite element method (CPFEM) models is increasing due
to their ability to predict the mechanical response of crystalline materials such as metals and …

[HTML][HTML] Simulation of ductile fracture in aluminium alloys with random or strong texture using heuristic extensions of the Gurson model

S Thomesen, AJ Tomstad, T Børvik… - Engineering Fracture …, 2022 - Elsevier
Ductile fracture of two high-strength aluminium alloys in temper T6 is investigated using
heuristic extensions of the Gurson model with non-quadratic yield criteria. Simulations of …

A Crystal Plasticity Finite Element Method Modeling of Zircaloy With Hydride Phases Based on Scanning Electron Micrographs

SS Kulkarni, T Truster, DJ Senor… - International …, 2022 - asmedigitalcollection.asme.org
This work developed a microstructure-based finite element model to predict the stress state
of alloys with second phase inclusions. Quantitative microstructural details were extracted …