Consider a cylindrical metal 6 mm in diameter and 50 mm long is pulled in tension. It is known that yield strength and elastic (Young’s) Modulus of the material are 200 MPa and 100 GPa, respectively, and its Poisson’s Ratio is 0.3. (a) Determine whether the deformation is elastic or plastic when 6000 N is applied. (b) Calculate specimen elongation (∆l) and reduction in diameter (∆d) when 5000 N is applied? What are the values ∆l and ∆d when the load is released? (c) If necking occurs at a load of 8850 N, determine the UTS of the metal.

Consider a cylindrical metal 6 mm in diameter and 50 mm long is pulled in tension. It is known that yield strength and elastic (Young’s) Modulus of the material are 200 MPa and 100 GPa, respectively, and its Poisson’s Ratio is 0.3. (a) Determine whether the deformation is elastic or plastic when 6000 N is applied. (b) Calculate specimen elongation (∆l) and reduction in diameter (∆d) when 5000 N is applied? What are the values ∆l and ∆d when the load is released? (c) If necking occurs at a load of 8850 N, determine the UTS of the metal.

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 9.19P

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