Thermal profile of work roll during strip hot rolling

(整期优先)网络出版时间:2012-04-14
/ 1
Thethermalexpansionofworkrollsduringhotstriprollingwasmodeledbyatwo-dimensionaldifferencemethod.Thecalculationmodelwasvalidatedbycomparisonbetweenthepredictionstothemeasuredresults.Withthatmodel,theeffectsofrollingprocessparameterssuchastherollingplan,millpacing,coolantflowrateandsteppedcoolingontherollthermalprofilewereinvestigated.Theresultshowsthatsteppedcoolingofworkrollscanbeusedtocontrolcomplicatedflatnessdefectssuchasquarterbucklesduringhotstriprolling.