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A steel beam with the cross section shown in Fig 3 is subjected to a g bending moment M, until the upper flange is plastic in compression. relation for mild steel is also given in Fig 3 and is the same in compres Determine whether the tension zone is completely elasti i. plastic, what is the extent of plastic zone in tension.

A steel beam with the cross section shown in Fig 3 is subjected to a g bending moment M, until the upper flange is plastic in compression. relation for mild steel is also given in Fig 3 and is the same in compres Determine whether the tension zone is completely elasti i. plastic, what is the extent of plastic zone in tension.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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A steel beam with the cross section shown in Fig 3 is subjected to a gradually increasir bending moment M, until the upper flange is plastic in compression. The stress – stra relation for mild steel is also given in Fig 3 and is the same in compression as in tensio Determine whether the tension zone is completely elastic or partially plastic, what is the extent of plastic zone in tension. i. ii. Calculate the bending moment M. Locate the neutral axis ii. iv. Compute the curvature of the beam at this section. 100 250 E=200,000 MPa 3. 100 20 50 40 All Dimensions are in mm Fig 3
Transcribed Image Text:A steel beam with the cross section shown in Fig 3 is subjected to a gradually increasir bending moment M, until the upper flange is plastic in compression. The stress – stra relation for mild steel is also given in Fig 3 and is the same in compression as in tensio Determine whether the tension zone is completely elastic or partially plastic, what is the extent of plastic zone in tension. i. ii. Calculate the bending moment M. Locate the neutral axis ii. iv. Compute the curvature of the beam at this section. 100 250 E=200,000 MPa 3. 100 20 50 40 All Dimensions are in mm Fig 3
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