High resolution mapping of orientation and strain gradients in metals by synchrotron 3D X-ray Laue microdiffraction

Y Zhang, RI Barabash - Quantum Beam Science, 2019 - mdpi.com
Synchrotron 3D X-ray Laue microdiffraction, available at beamline 34-ID-E at Advanced
Photon Source in Argonne National Laboratory, is a powerful tool for 3D non-destructive …

Effect of graphite morphology on the thermomechanical performance of compacted graphite iron

M Cao, KP Baxevanakis, VV Silberschmidt - Metals, 2023 - mdpi.com
Compacted graphite iron (CGI) has gained significant attention in automotive industry
applications thanks to its superior thermomechanical properties and competitive price. Its …

Revisiting the graphite nodule in ductile iron

E Ghassemali, JC Hernando, DM Stefanescu… - Scripta Materialia, 2019 - Elsevier
The growth mechanism of graphite nodules in ductile iron was experimentally investigated
using high-resolution 3D tomography of an individual graphite nodule in a near-eutectic …

Three-dimensional local residual stress and orientation gradients near graphite nodules in ductile cast iron

YB Zhang, T Andriollo, S Fæster, W Liu, J Hattel… - Acta Materialia, 2016 - Elsevier
A synchrotron technique, differential aperture X-ray microscopy (DAXM), has been applied
to characterize the microstructure and analyze the local mesoscale residual elastic strain …

[HTML][HTML] Crack Initiation in Compacted Graphite Iron with Random Microstructure: Effect of Volume Fraction and Distribution of Particles

X Luo, KP Baxevanakis, VV Silberschmidt - Materials, 2024 - mdpi.com
Thanks to the distinctive morphology of graphite particles in its microstructure, compacted
graphite iron (CGI) exhibits excellent thermal conductivity together with high strength and …

Impact of micro-scale residual stress on in-situ tensile testing of ductile cast iron: Digital volume correlation vs. model with fully resolved microstructure vs. periodic unit …

T Andriollo, Y Zhang, S Fæster, J Thorborg… - Journal of the Mechanics …, 2019 - Elsevier
The understanding of the mechanisms controlling deformation of ductile iron at the micro-
scale and their coupling to the manufacturing conditions is still far from complete. In this …

Microstructure and residual elastic strain at graphite nodules in ductile cast iron analyzed by synchrotron X-ray microdiffraction

YB Zhang, T Andriollo, S Fæster, R Barabash, R Xu… - Acta Materialia, 2019 - Elsevier
The microstructure and residual elastic strain at graphite nodules (GNs) in ductile cast iron
produced using either a fast or slow cooling rate have been characterized using synchrotron …

[HTML][HTML] Creep-fatigue properties of austenitic cast iron D5S with tension and compression dwell: A dislocation density-based crystal plasticity study

T Fischer, S Xiang, CFO Dahlberg… - Materials Science and …, 2022 - Elsevier
To predict and better understand the creep-fatigue behaviour of austenitic cast iron D5S
under tension and compression dwell at 800∘ C, a physics-based crystal plasticity model …

Relation between microstructural heterogeneities and damage mechanisms of a ferritic spheroidal graphite cast iron during tensile loading

DO Fernandino, N Tenaglia, V Di Cocco… - Fatigue & Fracture of …, 2020 - Wiley Online Library
In this work, the influence of the metallic matrix heterogeneities and the spheroidal graphite
nodules distribution on both crack initiation and propagation and damage evolution during …

Probing the structure and mechanical properties of the graphite nodules in ductile cast irons via nano-indentation

T Andriollo, S Fæster, G Winther - Mechanics of Materials, 2018 - Elsevier
Little is known today about the mechanical properties of the graphite nodules, despite the
key influence these particles have on the performance of ductile cast irons. To address this …