Three-dimensional(3D)morphologyandgrowthbehaviorofferriteformedat intragranularinclusionsinlow-carbonsteel werestudiedbyserialsectioningandcomputer-aidedvisualization.Thespecimens takenfromthewelddepositwere austenitizedandisothermallyreactedforvaryingtimes.Thelength,width,and thicknessofferriteplatesweremeasuredfrom 3D-reconstructedimages.Fromthelength-to-widthratio,themorphologyofferriteis likelytobealathratherthanaplatein thisalloy.Multivariantferriteplates