Results 1 to 10 of about 18,716 (253)

Austenite grain growth calculation of 0.028% Nb steel [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2011
Modeling of microstructural evolution has become a powerful tool for materials and process design by providing quantitative relationships for microstructure, composition and processing.
Priadi D.   +2 more
doaj   +3 more sources

EFFECTS OF TEMPERATURE ON AUSTENITIZING GRAIN SIZE STEEL 31CrMoV9

open access: yesЛитьë и металлургия, 2016
Austenitizing studied the effect of temperature on austenite grain size of the chrome-molybdenum-vanadium steel. It is shown that at austenitizing 850–1050ºS in the structure of chrome-molybdenum-vanadium steel nominal diameter of austenite grain varies ...
V. A. Lutsenko   +3 more
doaj   +1 more source

INFLUENCE OF ABNORMAL AUSTENITE GRAIN GRAIN GROWTH IN QUENCHED ABNT 5135 STEEL [PDF]

open access: yesTecnologia em Metalurgia, Materiais e Mineração, 2015
Grain size in the steels is a relevant aspect in quenching and tempering heat treatments. It is known that high austenitizing temperature and long time provide an increase in austenitic grain sizes.
Camila de Brito Ferreira   +2 more
doaj   +1 more source

Effect of Austenite Grain Size on the Bainitic Transformation in a 690 MPa Grade High-Strength Multi-Functional Construction Steel

open access: yesMetals, 2022
A high-strength low-carbon construction structural steel was investigated in the laboratory. The various austenite grain sizes were obtained by austenitizing the steel at different temperatures.
Zhenye Chen   +5 more
doaj   +1 more source

The austenite to polygonal ferrite transformation in low-alloy steel: multi-phase-field simulation

open access: yesJournal of Materials Research and Technology, 2023
The austenite to ferrite phase transformation is a critical structural transformation in steel production, where the morphology and grain size of ferrite substantially influence the mechanical properties of steel materials.
Shaojie Lv   +8 more
doaj   +1 more source

Influence of prior austenite grain size distribution on the microstructure and mechanical properties of a welded micro-alloyed ABS EH36 steel [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
Main objective of the study was to investigate the prior austenite grain size distribution on microstructures and mechanical properties of welded micro-alloyed ABS EH36 steel. Shielded metal arc welding (SMAW) is processed using AWS A5.1 E7016, Dia.
Ganwarich Pluphrach, Tri Kharanan
doaj   +1 more source

Effect of Heterogeneous Microstructure on Refining Austenite Grain Size in Low Alloy Heavy-Gage Plate

open access: yesMetals, 2020
The present work introduces the role of heterogeneous microstructure in enhancing the nucleation density of reversed austenite. It was found that the novel pre-annealing produced a heterogeneous microstructure consisting of alloying elements-enriched ...
Shengfu Yuan   +6 more
doaj   +1 more source

Statistical Research of Stainless Austenitic Steel Grain Size Distribution after Screw Rolling [PDF]

open access: yesMaterials, 2020
Screw rolling of austenitic stainless-steel billets was conducted in two- and three-high mills. Statistical research results showed that, compared to heated but not rolled conditions, both screw rolling techniques provided a decrease of grain size, variance, grain size distribution asymmetry, and excess in the billet cross-section at the stationary ...
Mikhail Mikhailovich Skripalenko   +7 more
openaire   +2 more sources

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

Review on the prediction of residual stress in welded steel components [PDF]

open access: yes, 2020
Residual stress after welding has negative effects on the service life of welded steel components or structures. This work reviews three most commonly used methods for predicting residual stress, namely, empirical, semi-empirical and process simulation ...
Abdel Wahab, Magd   +2 more
core   +1 more source

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