Modelling of the dynamic recrystallization of austenite in low alloy and microalloyed steels

• Published in: Acta materialia Vol. 44; no. 1; pp. 165 - 171
• Main Authors: Medina, S.F., Hernandez, C.A.
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.01.1996; Elsevier Science
• Subjects: Applied sciences; Cross-disciplinary physics: materials science; rheology; Deformation, plasticity, and creep; Exact sciences and technology; Materials science; Metals. Metallurgy; Physics; Treatment of materials and its effects on microstructure and properties; Grain size; Temperature range 1000-4000 K; Microalloyed steel; Torsion test; Austenite; Mechanical properties; Dynamical recrystallization; Low alloy steels; Microstructure; Modeling; Flow stress

Using torsional tests in the austenite phase, the dynamic recrystallization of a selection of low alloy and microalloyed steels was studied and Avrami's equation was modelled. The model is based on the experimental determination of flow curves and their subsequent modelling, making it possible...