c) A flat rolling operation is being carried out where the roll radius is 200 mm and the roll rotates at 100 rpm. The workpiece material is annealed low carbon steel with 200 mm wide and 10 mm thickness. The strength coefficient and the strain hardening of the carbon steel are 530 MPa and 0.26, respectively. The coefficient of friction is 0.2. (i) Caicuiate tne roll force and torque if the workpiece is rolled to a thickness of 4 mm. (ii) Calculate the maximum possible draft and evaluate how friction effect the thickness of the rolled workpiece.
c) A flat rolling operation is being carried out where the roll radius is 200 mm and the roll rotates at 100 rpm. The workpiece material is annealed low carbon steel with 200 mm wide and 10 mm thickness. The strength coefficient and the strain hardening of the carbon steel are 530 MPa and 0.26, respectively. The coefficient of friction is 0.2. (i) Caicuiate tne roll force and torque if the workpiece is rolled to a thickness of 4 mm. (ii) Calculate the maximum possible draft and evaluate how friction effect the thickness of the rolled workpiece.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![(c) A flat rolling operation is being carried out where the roll radius is 200 mm and the roll
rotates at 100 rpm. The workpiece material is annealed low carbon steel with 200 mm wide
and 10 mm thickness. The strength coefficient and the strain hardening of the carbon steel
are 530 MPa and 0.26, respectively. The coefficient of friction is 0.2.
(i)
Caicurae tne roll force and torque if the workpiece is rolled to a thickness of 4 mm.
(ii)
Calculate the maximum possible draft and evaluate how friction effect the thickness
of the rolled workpiece.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd844bd1d-57c4-4736-b6f7-aa439131bf4d%2F0acf0ce2-a0bc-4856-8792-bf34426deb77%2Fjlx88_processed.png&w=3840&q=75)
Transcribed Image Text:(c) A flat rolling operation is being carried out where the roll radius is 200 mm and the roll
rotates at 100 rpm. The workpiece material is annealed low carbon steel with 200 mm wide
and 10 mm thickness. The strength coefficient and the strain hardening of the carbon steel
are 530 MPa and 0.26, respectively. The coefficient of friction is 0.2.
(i)
Caicurae tne roll force and torque if the workpiece is rolled to a thickness of 4 mm.
(ii)
Calculate the maximum possible draft and evaluate how friction effect the thickness
of the rolled workpiece.
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