Testing a round steel alloy bar with a diameter of 15 mm and a gauge length of 250 mm produced the stress-strain relationship shown in Figure P3.28. Determine a. the elastic modulus b. the proportional limit c. the yield strength at a strain offset of 0.002 d. the tensile strength e. the magnitude of the load required to produce an increase in length of 0.38 mm f. the final deformation, if the specimen is unloaded after being strained by the amount specified in (e) g. In designing a typical structure made of this material, would you expect the stress applied in (e) reasonable? Why? 750 500 250 0.01 0.02 0.03 0.04 Strain, m/m FIGURE P3.28 Stress, MPa

Testing a round steel alloy bar with a diameter of 15 mm and a gauge length of 250 mm produced the stress-strain relationship shown in Figure P3.28. Determine a. the elastic modulus b. the proportional limit c. the yield strength at a strain offset of 0.002 d. the tensile strength e. the magnitude of the load required to produce an increase in length of 0.38 mm f. the final deformation, if the specimen is unloaded after being strained by the amount specified in (e) g. In designing a typical structure made of this material, would you expect the stress applied in (e) reasonable? Why? 750 500 250 0.01 0.02 0.03 0.04 Strain, m/m FIGURE P3.28 Stress, MPa

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter1: Introduction

Section: Chapter Questions

Problem 1.5.2P: A tensile test was performed on a metal specimen having a circular cross section with a diameter of...

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