Novel thermomechanical processing methods for achieving ultragrain refinement of low-carbon steel without heavy plastic deformation

L Zhao, N Park, Y Tian, S Chen, A Shibata… - Materials Research …, 2017 - Taylor & Francis
Two novel two-step thermomechanical routes were developed to produce ultrafine-grained
ferrite microstructures in a 10Ni–0.1 C steel without high-strain deformation. Homogeneous …

Strain-induced ferrite formation and its effect on mechanical properties of a dual phase steel produced using laboratory simulated strip casting

ZP Xiong, AA Saleh, AG Kostryzhev… - Journal of Alloys and …, 2017 - Elsevier
Thermo-mechanical processing of a strip cast dual phase (DP) steel was carried out using a
Gleeble thermo-mechanical simulator. The effect of deformation temperatures in the range …

Development of microstructure and crystallographic texture in a double-sided friction stir welded microalloyed steel

S Rahimi, BP Wynne, TN Baker - Metallurgical and Materials Transactions …, 2017 - Springer
The evolution of microstructure and crystallographic texture has been investigated in double-
sided friction stir welded microalloyed steel, using electron backscatter diffraction (EBSD) …

Precipitation enhanced ultragrain refinement of Ti-Mo microalloyed ferritic steel during warm rolling

L Cheng, Y Chen, Q Cai, W Yu, G Han, E Dong… - Materials Science and …, 2017 - Elsevier
Ultragrain refinement caused by continuous dynamic recrystallization (cDRX) was studied
from microstructure, texture and precipitation. Compared with microstructures of deformation …

Realizing ultrafine grained steel by simple hot deformation using dynamic transformation and subsequent dynamic recrystallization mechanisms

L Zhao, N Park, Y Tian, A Shibata… - IOP Conference Series …, 2017 - iopscience.iop.org
We have found a new strategy for ultra grain refinement without high strain deformation by
combining dynamic transformation (DT) and dynamic recrystallization (DRX) mechanisms …