SKM754C-69-17102513271_0011.jpg - ME 467 Exam 1 Fall 2017 NAME 4 pt 22 Your goal is to roll steel plate from an initial thickness of 40 mm down to 35 mm

SKM754C-69-17102513271_0011.jpg - ME 467 Exam 1 Fall 2017...

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Unformatted text preview: ME 467 Exam 1 Fall 2017 NAME: ' 4 pt 22. Your goal is to roll steel plate from an initial thickness of 40 mm down to 35 mm. Your rolling process for the steel plate produces u = 0.10. The rollers operate at 50 rev/min. As the thickness is reduced, the plate widens by 4%. Yield strength of the steel = 174 MPa, and tensile strength = 300 MPa. The entrance speed of the plate ? 60 m/min. Determine the roller diameter needed to accom_p_lish this reduction in a single pass. assuming the limitin factor is friction. Give answer in mm. Page 11 of 13 ...
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