A section of double-extra-strong pipe made of steel with yield strength Oy = 50ksi is subjected to a bending moment M= (35+0.8R) kip.in. and torque T = (175+0.8R) kip.in., as shown in figure below. The outer diameter of the pipe is d, = 3.5in., and the inner diameter is d; = 2.3in. Analyze by using the concepts of stresses under combined loadings and theories of yielding/failure: (a) Determine the stresses under the applied moment and torque; and also the principal stresses at the stress element shown on the pipe in the figure. (b) What factor of safety is predicted by the failure criterion of the maximum- shear-stress theory of failure? (c) What is the value of the Mises equivalent stress for the given state of plane stress, and what is the factor of safety, predicted by the failure criterion of the maximum-distortion-energy theory of failure?: d, d;

A section of double-extra-strong pipe made of steel with yield strength Oy = 50ksi is subjected to a bending moment M= (35+0.8R) kip.in. and torque T = (175+0.8R) kip.in., as shown in figure below. The outer diameter of the pipe is d, = 3.5in., and the inner diameter is d; = 2.3in. Analyze by using the concepts of stresses under combined loadings and theories of yielding/failure: (a) Determine the stresses under the applied moment and torque; and also the principal stresses at the stress element shown on the pipe in the figure. (b) What factor of safety is predicted by the failure criterion of the maximum- shear-stress theory of failure? (c) What is the value of the Mises equivalent stress for the given state of plane stress, and what is the factor of safety, predicted by the failure criterion of the maximum-distortion-energy theory of failure?: d, d;

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter6: Stresses In Beams (advanced Topics)

Section: Chapter Questions

Problem 6.2.8P: A plastic-lined steel pipe has the cross-sectional shape shown in the figure. The steel pipe has an...

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