An l-beam of the cross section shown is subject to pure bending. The elastic perfectly plastic material of the beam has a yield stress Y. Determine (a) The ratio of the fully plastic moment Mp and the maximum elastic moment My. (b) The residual stress distribution in the beam when the beam is unloaded from its fully plastic state. 50 mm 10 mm C2 10 mm 40 mm 10 mm 10 mm 30 mm (a)

An l-beam of the cross section shown is subject to pure bending. The elastic perfectly plastic material of the beam has a yield stress Y. Determine (a) The ratio of the fully plastic moment Mp and the maximum elastic moment My. (b) The residual stress distribution in the beam when the beam is unloaded from its fully plastic state. 50 mm 10 mm C2 10 mm 40 mm 10 mm 10 mm 30 mm (a)

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter9: Time, Temperature, And Mechanical Properties

Section: Chapter Questions

Problem 9.3P

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