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The Effects of Cr and Al Addition on Transformation and Properties in Low‐Carbon Bainitic Steels [PDF]

open access: yesMetals, 2017
Three low‐carbon bainitic steels were designed to investigate the effects of Cr and Al addition on bainitic transformation, microstructures, and properties by metallographic method and dilatometry.
Xiangliang Wan, Haijiang Hu, Guang Xu
exaly   +4 more sources

Viewpoints on Technological Aspects of Advanced High-Strength Bainitic Steels [PDF]

open access: yesMetals, 2022
The development of advanced high-strength bainitic steels has been preceded and linked to different metallurgical advances, both in the field of fundamental materials science and in technological fields closer to the production and final application. The
Lucia Morales-Rivas
doaj   +2 more sources

Effect of isothermal and pre-transformation temperatures on microstructure and properties of ultrafine bainitic steels

open access: yesJournal of Materials Research and Technology, 2021
The effects of isothermal and pre-transformation temperatures on the microstructure and mechanical properties of ultrafine bainitic steels are investigated and theoretically analyzed by using optical microscopy, scanning electron microscopy, transmission
Liang Qi, Olanrewaju Ojo
exaly   +3 more sources

Fatigue Life Assessment in Bainitic Steels Based on The Cumulative Strain Energy Density

open access: yesApplied Sciences (Switzerland), 2020
Carbide-free bainitic steels are an example of high-strength steels that show an excellent combination of strength, ductility, toughness and rolling fatigue contact resistance and are progressively being introduced in the production of railways ...
Rui F Martins   +2 more
exaly   +3 more sources

Effect of Chromium on Microstructure and Mechanical Properties of Hot-Dip Galvanized Dual-Phase (DP980) Steel

open access: yesCrystals, 2023
Generally, the addition of Chromium (Cr) into the dual-phase (DP) steels can suppress bainitic transformation. In this work, the continuous hot-dip galvanization of DP980 steel is thermally simulated with various Cr contents of 0/0.3/0.6 wt.%, and the ...
Xuefei Chen   +6 more
doaj   +1 more source

A Model for The Prediction of Fracture Toughness Using Neural Network [PDF]

open access: yesEngineering and Technology Journal, 2012
The purpose of this research programme is to develop quantitative models for the prediction of mechanical properties (fracture toughness) using experimental data collected from the literature, together with a powerful computational technique known as ...
Aseel abdulbaky   +3 more
doaj   +1 more source

Two design strategies for enhancing the thermal stability of bainitic structures

open access: yesJournal of Materials Research and Technology, 2023
In response to the growing interest of the industry in advanced high-strength steels subjected to extreme operating conditions, two novel grades BainTS and BainNiAlCu bainitic steels have been developed.
Aleksandra Królicka   +5 more
doaj   +1 more source

Performance of Mechanical Properties of Ultrahigh-Strength Ferrous Steels Related to Strain-Induced Transformation

open access: yesMetals, 2020
Ultrahigh-strength ferrous steels, related to the strain-induced martensite transformation (or transformation-induced plasticity: TRIP) of metastable retained austenite, such as TRIP-aided bainite/martensite steels, quenching and partitioning steels ...
Koh-ichi Sugimoto
doaj   +1 more source

Influence of niobium microalloying on the thermal stability of medium-carbon carbide-free bainitic steel

open access: yesJournal of Materials Research and Technology, 2021
This paper investigates the influence of niobium on the thermal stability of ultra-fine bainite microstructures and their mechanical properties by means of an isothermal transformation at 340 °C, followed by tempering in the range of 200–700 °C for two ...
Xinpan Yu   +5 more
doaj   +1 more source

Effect of Ni addition on bainite microstructure of low-carbon special bar quality steels and its influence on CCT diagrams

open access: yesJournal of Materials Research and Technology, 2021
This work presents the effect of Ni content on the bainite morphology and in the mechanical properties of low-carbon special bar quality steels. Four steel ingots with the same base chemical composition, having only Ni content as their main difference ...
José Britti Bacalhau   +1 more
doaj   +1 more source

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