Modeling of cast iron solidification—the defining moments

DM Stefanescu - Metallurgical and Materials Transactions A, 2007 - Springer
There are many to contend that today human civilization has reached the age of engineered
materials, yet the importance of iron castings continues to support the thesis that we are still …

Austempering heat treatment of ductile iron: Computational simulation and experimental validation

AD Boccardo, PM Dardati, DJ Celentano… - Finite Elements in …, 2017 - Elsevier
The three-step austempering heat treatment of ductile iron parts in this paper is simulated by
employing a coupled thermo-mechanical-metallurgical model. The thermo-mechanical …

Computer simulation of the austenitizing process in cast iron with pearlitic matrix

W Kapturkiewicz, E Fraś, AA Burbelko - Materials Science and Engineering …, 2005 - Elsevier
In computations of the kinetics of austenitizing, a one-dimensional model of austenite growth
assuming a diffusion-related mechanism acting between the lamellae of ferrite and …

Numerical simulation of austempering heat treatment of a ductile cast iron

AD Boccardo, PM Dardati, DJ Celentano… - … Materials Transactions B, 2016 - Springer
This paper presents a coupled thermo-mechanical-metallurgical formulation to predict the
dimensional changes and microstructure of a ductile cast iron part as a consequence of an …

A microscale model for ausferritic transformation of austempered ductile irons

AD Boccardo, PM Dardati, DJ Celentano… - … Materials Transactions A, 2017 - Springer
This paper presents a new metallurgical model for the ausferritic transformation of ductile
cast iron. The model allows predicting the evolution of phases in terms of the chemical …

A cellular automaton-finite difference simulation of the ausferritic transformation in ductile iron

AD Boccardo, PM Dardati, LA Godoy - Materials Science and …, 2018 - Taylor & Francis
The development of the ausferritic transformation of a ductile iron was analysed using a
novel cellular automaton-finite difference model, which considers geometrical details of the …

Study of ausferrite transformation kinetics for austempered ductile irons with and without Ni

B Wang, G Barber, M He, X Sun, M Shaw, B Slattery… - 2016 - sae.org
This research studies the transformation kinetics of austempered ductile iron (ADI) with and
without nickel as the main alloying element. ADI has improved mechanical properties …

[PDF][PDF] Application of averaged Voronoi polyhedron in the modelling of crystallisation of eutectic nodular graphite cast iron

AA Burbelko, J Początek… - Archives of Foundry …, 2013 - psjd.icm.edu.pl
The study presents a mathematical model of the crystallisation of nodular graphite cast iron.
The proposed model is based on micro-and macromodels, in which heat flow is analysed at …

Nodule count in ductile iron: theoretical model based on Weibull statistics

E Fraś, K Wiencek, M Górny… - International Journal of …, 2005 - Taylor & Francis
In this work, a model is proposed for heterogeneous nucleation on substrates (sites) whose
size distribution can be described by Weibull statistics. It is found that the nuclei density N …

Influence of alloy element distributions on austempered ductile irons

AD Boccardo, PM Dardati… - Materials Science and …, 2018 - journals.sagepub.com
The influence of alloy element distributions on austempered ductile iron microstructure and
austempering treatment was analysed by a cellular automaton model that considers the …