2. An AISI 4142 steel Q&T at 800°F exhibits Syt = 235 kpsi, Syc = 285 kpsi, and &f= 0.07. For the given state of plane stress, (a) determine the factor of safety, (b) plot the failure locus and the load line and estimate the factor of safety by graphical measurement. (x (kpsi) 150 -1.50 125 -80 125 Ty (kpsi) -50 50 0 -125 80 Txy (kpsi) 0 0 -75 50 -75

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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2. An AISI 4142 steel Q&T at 800°F exhibits Syt = 235 kpsi, Syc = 285 kpsi, and Ef = 0.07. For the
given state of plane stress, (a) determine the factor of safety, (b) plot the failure locus and the load line and
estimate the factor of safety by graphical measurement.
0x (kpsi)
150
-150
125
-80
125
"Ty (kpsi)
-50
50
0
- 125
80
Txy (kpsi)
0
0
-75
50
-75
Transcribed Image Text:2. An AISI 4142 steel Q&T at 800°F exhibits Syt = 235 kpsi, Syc = 285 kpsi, and Ef = 0.07. For the given state of plane stress, (a) determine the factor of safety, (b) plot the failure locus and the load line and estimate the factor of safety by graphical measurement. 0x (kpsi) 150 -150 125 -80 125 "Ty (kpsi) -50 50 0 - 125 80 Txy (kpsi) 0 0 -75 50 -75
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