Q3: A square element 8 8mm in an undeformed sheet of 0.8mm-thickness becomes a rectangle, 6.5 x 9.4mm after forming. Assume that the stress strain law is: 600 (0.008+)0.22 MPa. and that the stress normal to the sheet is zero. Determine: a. the final membrane stresses, b. the final thickness c. the principal strains.

Q3: A square element 8 8mm in an undeformed sheet of 0.8mm-thickness becomes a rectangle, 6.5 x 9.4mm after forming. Assume that the stress strain law is: 600 (0.008+)0.22 MPa. and that the stress normal to the sheet is zero. Determine: a. the final membrane stresses, b. the final thickness c. the principal strains.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter8: Applications Of Plane Stress (pressure Vessels, Beams, And Combined Loadings)

Section: Chapter Questions

Problem 8.2.12P: Solve the preceding problem if the diameter is 480 mm, the pressure is 20 MPa, the yield stress in...

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