Problem 2 Ans:(a) 110.28MPA, 22.5MPa, 98.22MPa; -58.09MPA, 22.5MPA, -100.9MP (b) 1.115, 1.104; (c) 1.213, 1.270 A pipe with an outside diameter of 140 mm and a wall thickness of 7 mm is subjected to the 16-kN load shown in figure a. The internal pressure in the pipe is 2.50 MPa, and the yield strength of the steel is o,- 240 MPa. (a) calculate and show combined stress state on two separate stress elements: one for point H and one for point K (b) determine the factors of safety predicted at points H and K by the maximum-shear-stress theory of failure (c) determine the factors of safety at points H and K predicted by the maximum-distortion-energy theory (d) on common or separate axis draw the stress envelope(s) (failure diagram(s)) for both theories indicating all stress values as well as the load line(s). figure (a) 700 mm 100 mm 16 AN
Problem 2 Ans:(a) 110.28MPA, 22.5MPa, 98.22MPa; -58.09MPA, 22.5MPA, -100.9MP (b) 1.115, 1.104; (c) 1.213, 1.270 A pipe with an outside diameter of 140 mm and a wall thickness of 7 mm is subjected to the 16-kN load shown in figure a. The internal pressure in the pipe is 2.50 MPa, and the yield strength of the steel is o,- 240 MPa. (a) calculate and show combined stress state on two separate stress elements: one for point H and one for point K (b) determine the factors of safety predicted at points H and K by the maximum-shear-stress theory of failure (c) determine the factors of safety at points H and K predicted by the maximum-distortion-energy theory (d) on common or separate axis draw the stress envelope(s) (failure diagram(s)) for both theories indicating all stress values as well as the load line(s). figure (a) 700 mm 100 mm 16 AN
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Problem 2 Ans:(a) 110.28MPA, 22.5MPA, 98.22MP3; -58.09MPA, 22.5MPA, -100.9MPA (b) 1.115, 1.104; (c) 1.213, 1.270
A pipe with an outside diameter of 140 mm and a wall thickness of 7 mm is subjected to the 16-kN load shown in figure
a. The internal pressure in the pipe is 2.50 MPa, and the yield strength of the steel is oy 240 MPa.
(a) calculate and show combined stress state on two separate stress elements: one for point Hand one for point K
(b) determine the factors of safety predicted at points H and K by the maximum-shear-stress theory of failure
(c) determine the factors of safety at points H and K predicted by the maximum-distortion-energy theory
(d) on common or separate axis draw the stress envelope(s) (failure diagram(s)) for both theories indicating all
stress values as well as the load line(s).
figure (a)
700 mm
I0 mm
16 AN
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