Results 1 to 10 of about 449 (93)

Effect of ausforming on the bainitic transformation and microstructure in medium carbon V–N micro-alloyed steel

open access: yesJournal of Materials Research and Technology, 2023
Ausforming at 900 °C with 30% reduction in V and N micro-alloyed steel could induce VN precipitation, which has low lattice misfit (1.8%) with bainitic ferrite in a particular crystal orientation.
Zhinan Yang
exaly   +4 more sources

Nanostructured bainite transformation characteristics in medium-carbon steel subjected to ausforming and isothermal holding below martensite start temperature

open access: yesJournal of Materials Research and Technology, 2023
The influence of martensite on the transformation rate of bainite as well as enhancement of various properties is well established, yet the combined influence of both the primary martensite and low temperature ausforming below the martensite start ...
Sumit Ghosh   +2 more
exaly   +4 more sources

Effect of ausforming parameters on strain-induced phase transformation and isothermally transformed bainite

open access: yesJournal of Materials Research and Technology, 2021
The presence of strain-induced phases formed in the course of ausforming step has been proven by thermodynamic calculation, microstructural observation and hardness examination, besides that, the effect of ausforming parameters on isothermally ...
Qiang Li
exaly   +4 more sources

Effects of ausforming temperature on bainite transformation kinetics, microstructures and mechanical properties in ultra-fine bainitic steel

open access: yesJournal of Materials Research and Technology, 2020
The effects of ausforming temperature on bainite transformation kinetic and plastic deformation mechanism were evaluated by thermal simulation method and warm rolling process.
Aimin Zhao, Xianying Feng, Hui Guo
exaly   +4 more sources

Bainite transformation behavior, microstructural feature and mechanical properties of nanostructured bainitic steel subjected to ausforming with different strain

open access: yesJournal of Materials Research and Technology, 2020
The interplay between ausforming strain level applied prior to austempering step and bainite transformation kinetic as well as plastic deformation mechanism of nanostructured bainitic steel was essentially investigated.
Xianying Feng, Qiang Li, Yaping Fan
exaly   +4 more sources

Effect of ausforming on microstructure and hardness characteristics of bainitic steel

open access: yesJournal of Materials Research and Technology, 2020
Effects of process parameters of the ausforming such as temperature, strain and strain rate on the martensitic start temperature, kinetics of isothermal bainitic transformation and microstructure refinement of a low carbon carbide-free bainitic steel ...
Wolfgang Bleck   +2 more
exaly   +4 more sources

Ultrafine bainitic steel produced through ausforming-quenching process

open access: yesJournal of Materials Research and Technology, 2020
The coupling effects of ausforming and quenching process on isothermal bainite transformation behaviors, microstructures and mechanical properties of ultrafine bainitic steel have been analyzed.
H. Guo, Y.P. Fan, X.Y. Feng, Q. Li
exaly   +4 more sources

Analysis on the Key Parameters to Predict Flow Stress during Ausforming in a High-Carbon Bainitic Steel

open access: yesMetals, 2023
Since flow stress is an important parameter in the processing and application of metallic materials, it is necessary to trace the flow stress during austenite deformation. Thermal compression deformation of austenite in a high-strength bainitic steel was
Lifan Wang   +5 more
doaj   +2 more sources

Influence of Ausforming on the Micro‐ and Nanostructure of PH 13‐8 Mo Maraging Steels

open access: yessteel research international, Volume 95, Issue 8, August 2024.
The potential of the integration of ausforming into the heat treatment of PH 13‐8 Mo maraging steels is investigated. By performing ausforming, a refinement of martensite is achieved. Furthermore, the high number of induced nucleation sites can elevate the number density of β‐NiAl precipitates after aging.
Andreas Rosenauer   +4 more
wiley   +2 more sources

Influence of Ausforming Treatment on Super Elasticity of Cu-Zn-Al Shape Memory Alloy for Seismic Energy Dissipaters

open access: yesBuildings, 2021
In order to develop the application of the more cost-effective copper-based shape memory alloys (SMAs), rather than nickel–titanium as earthquake energy dissipaters, the influence of ausforming-induced plastic deformation on phase transformations ...
Danko Ćorić, Irena Žmak
doaj   +2 more sources

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