Materials Science And Engineering Properties
Materials Science And Engineering Properties
1st Edition
ISBN: 9781111988609
Author: Charles Gilmore
Publisher: Cengage Learning
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Chapter 11, Problem 11.10P

(a)

To determine

Stress intensity range that created these striations and comparison between the value of Kmax and Klc .

(b)

To determine

Predicted stress range applied just before failure.

(c)

To determine

Whether the part is fail by fatigue fracture due to propagation of a crack to a critical size, or by an overload exceeding the ultimate tensile strength.

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Q1/ For through thickness elliptical crack in an infinite Plate, the tensile stress distribuction ahead of the crack tip is accurately described by the equation 6- 6 nom when X = 1.02 a.in terms of stress intensity factors the tip can be approximated crack What is the as 6 K √6.48 difference between the stress distribution of these two. equations at a distance r= 0.02 a ahead of the crack tip?
For through thickness elliptical crack in an infinite plate, the tensile stress distribution ahead of the crack tip is accurately described by the equation o = when onom X = 1.02 a.in terms of stress intensity factor, the crack tip can be approximated as K 6= , what is the difference between stress distribution of these two equations at √6.4r a distance r=0.02 a ahead of the crack tip ?
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Materials Science And Engineering Properties
Civil Engineering
ISBN:9781111988609
Author:Charles Gilmore
Publisher:Cengage Learning