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A hot-rolled steel has a yield strength of Sy = Syc = 100 kpsi and a true strain at fracture of ɛf = 0.55. Estimate the factor of safety for the following principal stress states: |(a) ox = 70 kpsi, ơy |(b) ơ : |(c) Ox = 0 kpsi, ơy = 40 kpsi, Txy = |(d) ox = -40 kpsi, ơy = -60 kpsi, txy = 15 kpsi |(e) 01 = 30 kpsi, o2 = 30 kpsi, 03 = 30 kpsi 70 kpsi, txy 0 kpsi = 60 kpsi, ơy = 40 kpsi, txy =-15 kpsi 45 kpsi %3D

A hot-rolled steel has a yield strength of Sy = Syc = 100 kpsi and a true strain at fracture of ɛf = 0.55. Estimate the factor of safety for the following principal stress states: |(a) ox = 70 kpsi, ơy |(b) ơ : |(c) Ox = 0 kpsi, ơy = 40 kpsi, Txy = |(d) ox = -40 kpsi, ơy = -60 kpsi, txy = 15 kpsi |(e) 01 = 30 kpsi, o2 = 30 kpsi, 03 = 30 kpsi 70 kpsi, txy 0 kpsi = 60 kpsi, ơy = 40 kpsi, txy =-15 kpsi 45 kpsi %3D

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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= Syc = 100 kpsi and a true strain at fracture = 0.55. Estimate the factor of safety for the following principal stress states: A hot-rolled steel has a yield strength of Syf of ɛf = | (b) ox = 60 kpsi, ơy |(c) ơx |(d) ox = -40 kpsi, ơy |(a) 0x = 70 kpsi, ơy = 70 kpsi, txy 40 kpsi, txy 40 kpsi, txy = = -60 kpsi, Txy = 0 kpsi -15 kpsi 45 kpsi 0 kpsi, ơy = %3D 15 kpsi | (e) 01 = 30 kpsi, o2 = 30 kpsi, 03 = 30 kpsi
Transcribed Image Text:= Syc = 100 kpsi and a true strain at fracture = 0.55. Estimate the factor of safety for the following principal stress states: A hot-rolled steel has a yield strength of Syf of ɛf = | (b) ox = 60 kpsi, ơy |(c) ơx |(d) ox = -40 kpsi, ơy |(a) 0x = 70 kpsi, ơy = 70 kpsi, txy 40 kpsi, txy 40 kpsi, txy = = -60 kpsi, Txy = 0 kpsi -15 kpsi 45 kpsi 0 kpsi, ơy = %3D 15 kpsi | (e) 01 = 30 kpsi, o2 = 30 kpsi, 03 = 30 kpsi
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