0
TECHNICAL PAPERS

A Computational and Experimental Study of Cold Rolling of Aluminum Alloys With Edge Cracking

[+] Author and Article Information
S. Ghosh, D. Gardiner

Department of Mechanical Engineering, The Ohio State University, Columbus, OH 43210

M. Li

Section Head, Process Mechanics, Alcoa Technical Center, Alcoa Center, PA 15069

J. Manuf. Sci. Eng 126(1), 74-82 (Mar 18, 2004) (9 pages) doi:10.1115/1.1645877 History: Received October 01, 2003; Online March 18, 2004
Copyright © 2004 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Micrograph showing edge cracking occurring on the finished edge of an aluminum alloy strip during cold rolling to a reduction ratio of 80%
Grahic Jump Location
A schematic diagram of the cold rolling process showing process parameters and boundary conditions
Grahic Jump Location
Uniaxial stress-plastic strain curves obtained from compression tests of aluminum alloys (a) AA5049, (b) AA5086
Grahic Jump Location
A photograph of the Fenn Mill showing various mechanisms
Grahic Jump Location
(a) Force and (b) torque measurement data obtained during the steady-state part of rolling experiments with the AA5049 alloy for 20% reduction ratio
Grahic Jump Location
Experimental and numerical values of the roll force as functions of the reduction ratio for various values of Coulomb friction coefficient
Grahic Jump Location
Simulated values of the roll force plotted for different values of the limiting shear stress at (a) 20% reduction ratio, (b) 35% reduction ratio, (c) 50% reduction ratio
Grahic Jump Location
Comparison of (a) roll force and (b) roll torque obtained with the friction model (σ=0.25, τ0=82.7 MPa) with the experimental results for the AA5049 alloy
Grahic Jump Location
Contour plots of (a) effective stress, (b) equivalent plastic strain, (c) void volume fraction in the Gurson model and (d) damage parameter in the Cockcroft Latham model, for 20% cold rolling simulations of AA5049 alloy
Grahic Jump Location
Contour plots of (a) effective stress, (b) equivalent plastic strain and (c) void volume fraction for the Gurson model for plane strain simulations of AA5049 alloy to 20% reduction
Grahic Jump Location
Comparison of (a) roll force and (b) roll torque predictions by various 2D and 3D models

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In