ABSTRACT
Whenaninitiallyflatworkpieceisrolledbetweentwohorizontalrolls,itsreductioninthicknessisaccompaniedwithanelongationinbothlongitudinalandtransversedirections.
Theelongationinthetransversedirectionproducesanincreaseinthewidthoftheworkpieceandis commonlyreferredtoaslateralspread.ThislateralspreadL'lw5maybeexpressedmathematicallybythe followingequation:
(13-1) where
w1,w2=meancross-sectionalwidthofworkpiecebeforeandafterflatrolling.