BasedonthecharacteristicsofferriticSUS430heatinganddeformation,andcombinedwiththefeaturesofthe1780mmhot-rollingmill,aroughingmodelwasintroducedintwoaspects:optimizingtheroughrollingpassesandimprovingthewidthcontrolprecision.Throughreducingtheroughrollingpasses,theroughrollingtimecanbeshortened,theprecisionrollingstartuptemperaturecanberaisedandtheyieldofthehot-rolledproductscanbeincreased.Moreover,onthepremisethattheslabwidthfluctuationwasgreat,theprecisionofthewidthcontrolcanbeimprovedthroughoptimizingtheparametersofthehot-rollingwidthcontrolmodel.Theresultshowsthattheoptimizationandperfectionoftheoriginalrollingprocessofthestainlesssteel430seriesfurtherimproveditscapacityandproductquality.
