Results 71 to 80 of about 1,345 (212)

Transformation Induced Plasticity TRIP of SAE 52100 Steel during Martensitic and Bainitic Transformations

open access: yesHittite Journal of Science and Engineering, 2017
Transformation induced plasticity TRIP of SAE 52100 steel during quenching is investigated both experimentally and theoretically. TRIP parameter K is determined experimentally for both martensitic and bainitic transformations by using the stressed ...
Caner Simsir
doaj   +1 more source

Status and Progress of Super-Bainitic Steels

open access: yesTeshugang, 2012
The basic alloying elements in super-bainitic steels are C-Mn-Si and the structure of ultra-fine bainite, martensite and residual austenite is obtained by low temperature phase transformation at 300 〜500 ℃. In order to decrease critical cooling velocity,
徐光, 操龙飞, 补丛华, 邹航
doaj  

Thermal Stability of Nanocrystalline Structure In X37CrMoV5-l Steel

open access: yesArchives of Metallurgy and Materials, 2015
The aim of the study was to investigate the thermal stability of the nanostructure produced in X37CrMoV5-1 tool steel by austempering heat treatment consisted of austenitization and isothermal quenching at the range of the bainitic transformation.
Skołek E.   +2 more
doaj   +1 more source

Pre-martensite and bainite reactions: A thermal stability study

open access: yesMaterials & Design
The comparative analysis of two ways to achieve ultra-fine bainitic steels considering isothermal heat treatment above and below martensite start (Ms) temperature was formulated.
Aleksandra Królicka   +2 more
doaj   +1 more source

Effect of Mo Content on Microstructure and Property of Low-Carbon Bainitic Steels

open access: yesMetals, 2016
In this work, three low-carbon bainitic steels, with different Mo contents, were designed to investigate the effects of Mo addition on microstructure and mechanical properties.
Haijiang Hu   +3 more
doaj   +1 more source

BAINITE : OVERALL TRANSFORMATION KINETICS

open access: yesLe Journal de Physique Colloques, 1982
New experimental results on the overall transformation kinetics of the bainite reaction (in three different steels) are interpreted in terms of recent work on the transformation mechanism of bainite. The analysis is shown to be consistent with (a) a linear dependence of the activation energy for isothermal nucleation, on the transformation free energy ...
openaire   +2 more sources

Effect of combined V and Ti microalloying on the microstructure and mechanical properties of TRIP-aided bainitic ferrite steel during industrial continuous annealing

open access: yesJournal of Materials Research and Technology
The industrial production of carbide-free bainitic steels (i.e., TRIP-aided bainitic ferrite steels) plays a crucial role in achieving automotive lightweighting. This study focuses on the isothermal transformation kinetics, microstructural evolution, and
Zhixiang Liu   +8 more
doaj   +1 more source

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