Contributions to the theory and practice of cold rolling
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Contributions to the Theory and Practice of Cold Rolling
D O N A L D J. M c P H E R S O N
T h e d e v e l o p m e n t of a c o m p r e h e n s i v e c o m p u t e r i z e d m o d e l f o r c o l d r o l l i n g i s d e s c r i b e d . R o l l i n g f o r c e s , t o r q u e s , f o r w a r d s l i p , t e m p e r a t u r e s of r o l l s a n d s t r i p , t h e r m a l c a m b e r s of r o l l s , a s w e l l a s s t r i p t h i c k n e s s p r o f i l e a n d f l a t n e s s , a r e p r e d i c t e d . T h e m o d e l i s a p p l i c a b l e t o b o t h b a s i c a n d a p p l i e d s t u d i e s of t h e r o l l i n g p r o c e s s . Its p r i m a r y p u r p o s e s a r e to a i d in o p t i m i z i n g p e r f o r m a n c e of e x i s t i n g m i l l s , in t h e d e s i g n of n e w c o l d m i l l s , a n d in d e v i s i n g o p e n - l o o p a n d c l o s e d - l o o p a u t o m a t i c f l a t n e s s - c o n t r o l s y s t e m s .
T H I S is the f o r t y - e i g h t h annual C a m p b e l l M e m o r i a l L e c t u r e c o n v e n e d t o r e m e m b e r a n d h o n o r a m a n of i n d o m i t a b l e s p i r i t . F o r P r o f e s s o r C a m p b e l l , b l i n d e d in a l a b o r a t o r y a c c i d e n t a t t h e a g e of 28, c o n t i n u i n g l i f e w a s u n t h i n k a b l e w i t h o u t t h e c o n t i n u a n c e of p e r s o n a l p r o d u c t i v i t y . And p r o d u c e he did, as a t t e s t e d by s c o r e s of p i o n e e r i n g i n v e s t i g a t i o n s into the c o n s t i t u t i o n and h e a t t r e a t m e n t of s t e e l , a n d m o r e i m p o r t a n t l y , b y h u n d r e d s of s t u d e n t s i n s p i r e d b y h i s e n t h u s i a s t i c e x a m p l e t o t a k e t h e p a t h s of m e t a l l u r g i c a l p r o d u c t i v i t y . I a m g r e a t l y h o n o r e d to b e a m o n g t h o s e who h a v e b e e n g i v e n t h e o p p o r t u n i t y to t o a s t t h e m e m o r y of
DONALDJ. McPHERSON,formerTrustee(1970-72) of the AmericanSociety for Metals,is Vice Presidentand Directorof Technologyfor KaiserAluminum& Chemical Cow., Oakland, Calif. Formerly VicePresidentof the liT ResearchInstitute, Dr. McPhersonhas had full responsibilityfor KaiserAluminum& ChemicalCorporation'stechnological research and developmentprogram sincejoining the companyin 1969. A native of Columbus, Ohio, Dr. McPhersonholds the Bachelor of Metallurgical Engineeringand Masterof SciencedegreesfromOhio State University.He received his doctorate at OSU in 1949. He has servedin various researchand technicalposts with Battelle Memorial Institute, Carnegie-IllinoisSteelCorp., OSU ResearchFoundation, and Argonne National Laboratory, beforejoining Armour ResearchFoundation (now IIT ReMETALLURGICAL TRANSACTIONS
E d w a r d D e M i l l e C a m p b e l l w i t h a p r o g r e s s r e p o r t in t h e f i e l d of m e t a l l u r g y . M o s t of t h e 47 p r e v i o u s C a m p b e l l l e c t u r e r s h a v e h a d a n i n t i m a t e a s s o c i a t i o n w i t h a s p e c i f i c
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