简介：Productioncharacteristicsofhighspeedrodarefastspeed,complexsectionandinternalmicrostructureevolution,whichbringgreatproblemstoanalyzeandsolvethequalitydisputes.Therefore,aserialprocessmodelshavebeendevelopedbasedonthecharacteristicsofhighspeedrod:duetorodstocktobesquaresection,atwodimensionmodelhasbeendevelopedtopredicttheevolutionofinternaltemperatureandgraincoarsening.Asfortherodrollingprocess,anautomaticsectiondesignsystemhasbeenwritten,whichcanshowsectionfillingconditionandprocessparameterssuchastemperature,pressureandrecrystallizationetcperpass.Asforrodcoolingstage,anintegratedmodelwhichcoupledphasetransformation,temperatureandfinalpropertieswasdevelopedandappliedinrealproductionwithgoodresults.