Effect of magnetic Field on the microstructure and mechanical properties of inconel 625 superalloy fabricated by wire arc additive manufacturing

Y Wang, X Chen, Q Shen, C Su, Y Zhang… - Journal of Manufacturing …, 2021 - Elsevier
Abstract Wire Arc Additive Manufacturing (WAAM) technology for Inconel 625 alloy is
increasingly being considered for its high deposition efficiency, low cost and flexible …

Mechanisms of hydrogen embrittlement in high-strength aluminum alloys containing coherent or incoherent dispersoids

M Safyari, M Moshtaghi, T Hojo, E Akiyama - Corrosion science, 2022 - Elsevier
This study investigated the hydrogen embrittlement of a high strength Zr or Cr-added
aluminum alloy specimens containing coherent Al 3 Zr or incoherent Al 18 Mg 2 Cr 3 …

Unraveling the effect of dislocations and deformation-induced boundaries on environmental hydrogen embrittlement behavior of a cold-rolled Al–Zn–Mg–Cu alloy

M Moshtaghi, M Safyari, S Kuramoto, T Hojo - International Journal of …, 2021 - Elsevier
The effect of dislocation substructure, and deformation-induced boundaries on the hydrogen
embrittlement (HE) behavior and the fracture mechanism of a 7xxx series aluminum alloy …

On the role of traps in the microstructural control of environmental hydrogen embrittlement of a 7xxx series aluminum alloy

M Safyari, M Moshtaghi, S Kuramoto - Journal of alloys and compounds, 2021 - Elsevier
The nature of hydrogen traps and hydrogen embrittlement (HE) behavior of a 7xxx series
aluminum alloy with different microstructural characteristics were investigated. Hydrogen …

Influence of Mo concentration on the structure, mechanical and thermodynamic properties of Mo–Al compounds from first-principles calculations

Y Pan, D Pu, G Liu - Vacuum, 2020 - Elsevier
Abstract The refractory metal Mo–Al compounds are potential high-temperature materials
because of the high melting-point and excellent mechanical properties. However, the …

[HTML][HTML] Combined thermal desorption spectroscopy, hydrogen visualization, HRTEM and EBSD investigation of a Ni–Fe–Cr alloy: The role of hydrogen trap** …

M Moshtaghi, M Safyari, G Mori - Materials Science and Engineering: A, 2022 - Elsevier
The role of hydrogen trap** behavior in hydrogen-assisted cracking in a Ni–Fe–Cr alloy
has been investigated using thermal desorption spectroscopy (TDS), hydrogen visualization …

Environmental hydrogen embrittlement associated with decohesion and void formation at soluble coarse particles in a cold-rolled Al–Cu based alloy

M Safyari, M Moshtaghi, S Kuramoto - Materials Science and Engineering …, 2021 - Elsevier
The combined effect of solution treatment temperature and severely cold rolling on the
hydrogen partitioning and related fracture mechanism was investigated using constant …

Effect of environmental relative humidity on hydrogen-induced mechanical degradation in an Al–Zn–Mg–Cu alloy

M Safyari, T Hojo, M Moshtaghi - Vacuum, 2021 - Elsevier
The influence of relative humidity (RH) on mechanical properties of a 7075 alloy, cold
finished aluminum wrought product, was studied by slow strain rate technique in …

Effect of laser scanning speed on the microstructure and mechanical properties of laser-powder-bed-fused K418 nickel-based alloy

Z Chen, Y Lu, F Luo, S Zhang, P Wei, S Yao, Y Wang - Materials, 2022 - mdpi.com
Laser powder bed fusion (LPBF) is a powder-bed-based metal additive manufacturing
process with multiple influencing parameters as well as multi-physics interaction. The laser …

Role of ultrasonic shot peening in environmental hydrogen embrittlement behavior of 7075-T6 alloy

M Safyari, M Moshtaghi - Hydrogen, 2021 - mdpi.com
The effect of ultrasonic shot peening on the environmental hydrogen embrittlement behavior
of the 7075-T6 aluminum alloy is investigated. The 7075-T6 tensile specimens were treated …