User profiles for M. Razmpoosh

M. Hadi Razmpoosh

Ph.D, Post-Doctoral Scientist, University of Toronto, ON, Canada
Verified email at utoronto.ca
Cited by 961

Pathway to understand liquid metal embrittlement (LME) in Fe-Zn couple: From fundamentals toward application

MH Razmpoosh, C DiGiovanni, YN Zhou… - Progress in Materials …, 2021 - Elsevier
… Atomistic modeling of the Al-Ga showed that grain boundary energies lower than 0.55 J/m
2 leads to relatively lower LME susceptibility, where it reaches its maximum at the grain …

A review on the laser welding of coated 22MnB5 press-hardened steel and its impact on the production of tailor-welded blanks

MS Khan, MH Razmpoosh, E Biro… - Science and Technology …, 2020 - Taylor & Francis
The current demand for vehicles with high fuel efficiency, improved safety and enhanced
crashworthiness qualities is being met by making use of high strength components with tailored …

Liquid metal embrittlement in laser beam welding of Zn-coated 22MnB5 steel

MH Razmpoosh, A Macwan, E Biro, DL Chen, Y Peng… - Materials & Design, 2018 - Elsevier
… Through substitution of direct experimental measurements of r Ac 3 and r m isotherm
positions of T Ac 3 and T m (melting point) from the different weld cross-sections, heat input is …

The microstructural evolution and mechanical properties of resistance spot welded Fe–31Mn–3Al–3Si TWIP steel

MH Razmpoosh, M Shamanian, M Esmailzadeh - Materials & Design, 2015 - Elsevier
In this study, similar resistance spot weldability of an Fe–31Mn–3Al–3Si Twinning Induced
Plasticity (TWIP) steel was investigated. The microstructural evolution was studied by means …

Atomic-scale investigation of liquid-metal-embrittlement crack-path: revealing mechanism and role of grain boundary chemistry

MH Razmpoosh, B Langelier, E Marzbanrad, HS Zurob… - Acta Materialia, 2021 - Elsevier
Although a high population of grain boundaries in polycrystalline materials improves structural
strength, it increases risk of grain boundary-based degradations such as liquid metal …

Optimizing weld morphology and mechanical properties of laser welded Al-Si coated 22MnB5 by surface application of colloidal graphite

MS Khan, MH Razmpoosh, A Macwan, E Biro… - Journal of Materials …, 2021 - Elsevier
In the automotive industry, the demand for reduced vehicle weight, improved safety and
enhanced crashworthiness qualities continues to rise which introduces the need for parts with …

The effect of silicon content on liquid-metal-embrittlement susceptibility in resistance spot welding of galvanized dual-phase steel

AG Kalashami, C DiGiovanni, MH Razmpoosh… - Journal of Manufacturing …, 2020 - Elsevier
… [55], by increasing Si-content from 0.5 wt.% to 1.5 wt.%, the diffusion coefficient of carbon
in steel is enhanced from 2.63 × 10 − 11 m 2 /s to 7.28 × 10 − 11 m 2 /s resulting in much …

Effect of the Zener–Hollomon parameter on the microstructure evolution of dual phase TWIP steel subjected to friction stir processing

MH Razmpoosh, A Zarei-Hanzaki… - Materials Science and …, 2015 - Elsevier
The present work is devoted to investigate the correlation between the Zener–Hollomon
parameter and the grain structure of the thermo-mechanically processed dual phase twinning …

Liquid metal embrittlement in laser lap joining of TWIP and medium-manganese TRIP steel: The role of stress and grain boundaries

MH Razmpoosh, E Biro, DL Chen, F Goodwin… - Materials …, 2018 - Elsevier
High-Manganese austenite-containing steels with superior combination of strength and
ductility have shown potential for enhancement of passenger safety and body-in-white (BIW) …

Effects of laser beam defocusing on high-strain-rate tensile behavior of press-hardened Zn-coated 22MnB5 steel welds

MH Razmpoosh, MS Khan, AG Kalashami… - Optics & Laser …, 2021 - Elsevier
Zn-based coatings have emerged as viable alternatives to the conventional Al-Si-coating for
22MnB5 press-hardening steel. However, excessive weld concavity associated with laser …