{10–12} extension twinning activity and compression behavior of pure Mg and Mg-0.5 Ca alloy at cryogenic temperature

G Han, Y Noh, UM Chaudry, SH Park, K Hamad… - Materials Science and …, 2022 - Elsevier
This study explored the deformation behavior of rolled pure Mg and Mg-0.5 Ca alloy at room
temperature (RT) and cryogenic temperature (CT) of− 150° C. The samples were …

Effect of traverse and rotational speeds on microstructure, texture, and mechanical properties of friction stir processed AZ91 alloy

F Yousefpour, R Jamaati, HJ Aval - Materials Characterization, 2021 - Elsevier
In the current work, the influences of both traverse and rotational speeds of friction stir
processing (FSP) on the microstructural evolution, crystallographic texture, and mechanical …

[HTML][HTML] Improved microstructure and mechanical properties of friction stir-welded AZ61 Mg alloy joint

N Xu, Z Ren, Z Lu, J Shen, Q Song, J Zhao… - Journal of Materials …, 2022 - Elsevier
Friction stir welding (FSW) is a common and effective technology used to join metals or
alloys of low melting point. However, the FSW Mg alloy joint usually exhibits an …

[HTML][HTML] Investigating local strain rate sensitivity of the individual weld zone in the friction stir welded DP 780 steel

SC Han, UM Chaudry, JY Yoon, TS Jun - Journal of Materials Research …, 2022 - Elsevier
In this study, the effect of variable transverse speed (200 mm/min and 400 mm/min) on the
microstructure and mechanical properties of FSWed DP 780 steel was systematically …

Unravelling anisotropic deformation behaviour of Ti-6Al-4V ELI fabricated by powder bed fusion additive manufacturing

JR Lee, MS Lee, SM Yeon, J Yoon, H Lee… - Materials …, 2023 - Elsevier
The uniaxial compression tests with respect to the different loading directions (ie, parallel,
and perpendicular to the building direction) were performed to investigate the anisotropic …

[HTML][HTML] Enhanced mechanical properties of thermo-mechanically affected zone of friction-stir welded AZ61 magnesium alloy joint

N Xu, ZH Qiu, BK Gu, ZY Liu, SY Zhu, QN Song… - Journal of Materials …, 2024 - Elsevier
Friction-stir welded (FSW) magnesium alloy joints frequently fracture at thermo-mechanically
affected zone (TMAZ), and the joints exhibit unsatisfactory welding efficiency and ductility …

Microstructural characterization and mechanical performance of AZ91 magnesium alloy processed by friction stir processing using novel tool designs

KJ Sandeep, AK Choudhary, RJ Immanuel - Journal of Materials …, 2024 - Springer
Moderate strength and poor ductility of AZ91 Mg alloy are some of the primary concerns that
impede its engineering application. In the present research work, an attempt is made to …

Surface hardening and plastic stability of Ti–6Al–4V alloy by cryo-quenching

MS Lee, JR Lee, HS Baek, YT Hyun, TS Jun - Materials Science and …, 2023 - Elsevier
Abstract Ti–6Al–4V alloy was heat-treated at 850° C followed by air cooling, water-and cryo-
quenching. The quenched samples were further work-hardened and plastically stabilised …

The role of cryogenic quenching on the mechanical properties of FSWed 6061-T6 aluminum alloy

G Han, JR Lee, Y Noh, TS Jun - Materials Science and Engineering: A, 2022 - Elsevier
This study presents a simple but effective approach to restore the mechanical properties loss
in the 6061-T6 aluminum (Al) alloy joints. It was attained by applying the modified T6 …

[HTML][HTML] In-situ study of anisotropic strain-hardening and grain boundary mediated deformation in commercially pure titanium

MS Lee, JR Lee, JB Jeon, JW Won, YT Hyun… - Journal of Materials …, 2023 - Elsevier
In this study, we investigated the anisotropy in tensile deformation behaviour of CP-Ti plate
in the rolling (RD) and transverse direction (TD), using in-situ SEM-EBSD testing and stress …