Results 21 to 30 of about 2,294 (204)

Grain growth behavior of blade steel KT5331 for ultra-super critical units

open access: yes工程科学学报, 2015
The austenite grain growth behavior of KT5331 steel and the effect of precipitates on the austenite grain growth were studied by isothermal austenization at 950-1280℃.
LI Jun-ru   +5 more
doaj   +1 more source

Effect of precipitates on the austenite grain growth of titanium microalloyed high performance steel

open access: yes工程科学学报, 2016
An austenite grain growth model was established by analyzing the quantificational relationship between precipitates and austenite grain size. The austenite grain size of Ti microalloyed steel with the interaction of TiN and TiC panicles was calculated by
LUO Xu   +3 more
doaj   +1 more source

Influence of Ti(C,N) precipitates on austenite growth of micro-alloyed steel during continuous casting [PDF]

open access: yesChina Foundry, 2017
Austenite grain size is an important influence factor for ductility of steel at high temperatures during continuous casting. Thermodynamic and kinetics calculations were performed to analyze the characteristics of Ti(C,N) precipitates formed during the ...
Liu Yang, Yang Li, Zheng-liang Xue
doaj   +1 more source

Three-dimensional cellular automaton simulation of austenite grain growth of Fe-1C-1.5Cr alloy steel

open access: yesJournal of Materials Research and Technology, 2020
A three-dimensional (3D) cellular automaton model describing the austenite grain growth process of Fe-1C-1.5Cr alloy steel is established. This model proposes a discrete representation of the three-dimensional grain boundary curvature, and calculates the
SU Fuyong, LIU Wenli, WEN Zhi
doaj   +1 more source

Study on as-cast microstructure of Fe-15Mn-10Al-5Ni-0.8C low density duplex steel

open access: yesMaterials Research Express, 2022
The microstructure of Fe-15Mn-10Al-5Ni-0.8C low density duplex steel ingots was studied by laser confocal scanning calorimetry , metallographic microscopy and scanning electron microscopy.
Zhihe Guo   +5 more
doaj   +1 more source

Growth behavior and kinetics of austenite grain in low-carbon high-strength steel with copper

open access: yesMaterials Research Express, 2021
A low-carbon high-strength steel with copper has better antibiological corrosion property, more widely used in large marine projects and ships. In this study, an austenite grain growth model of a low-carbon ship plate steel with 1.6Cu was established by ...
Fanyun Meng   +6 more
doaj   +1 more source

Influence of Cooling Rate on Solidification Process Ce-High Mo Austenite Stainless Steel: Nucleation, Growth, and Microstructure Evolution

open access: yesMetals, 2023
Experiments were carried out to determine the effect of cooling rate on the nucleation, growth and microstructure evolution during the solidification process in Ce containing S31254 high Mo austenite stainless steel (HMASS).
Qi Wang   +3 more
doaj   +1 more source

In-Situ Observation of Acicular Ferrite Transformation in High-Strength Low-Alloy Steel Using Confocal Laser Scanning Microscopy [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
In-situ observation of the transformation behavior of acicular ferrite in high-strength low-alloy steel using confocal laser scanning microscopy was discussed in terms of nucleation and growth.
Sang-In Lee   +5 more
doaj   +1 more source

Effect of alloying elements on austenite grain growth and microstructure refinement in a non-quenched steel for crankshafts

open access: yes工程科学学报, 2015
The microstructural refinement effect of alloying elements Nb, Ti and S was investigated by analyzing austenite grain growth behavior and hot-rolled microstructure in a non-quenched steel for crankshafts.
ZHANG Chao-lei   +5 more
doaj   +1 more source

Phase-field simulation of austenite reversion in a Fe-9.6Ni-7.1Mn (at.%) martensitic steel governed by a coupled diffusional/displacive mechanism

open access: yesMaterials & Design, 2020
Microstructural features of austenite formation, including the growth morphologies and partitioning of alloying elements, during reverse transformation in a Fe-9.6Ni-7.1Mn (at.%) martensitic steel have been studied by phase field modelling with a coupled
Xing Zhang   +3 more
doaj   +1 more source

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