A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion- energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress states. Ox=-46 MPa, σy = -80.5 MPa, and Txy = -46 MPa The factor of safety from the maximum-shear-stress theory is 3.3 3.56 , and the factor of safety from the distortion-energy theory is

A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion- energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress states. Ox=-46 MPa, σy = -80.5 MPa, and Txy = -46 MPa The factor of safety from the maximum-shear-stress theory is 3.3 3.56 , and the factor of safety from the distortion-energy theory is

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter8: Applications Of Plane Stress (pressure Vessels, Beams, And Combined Loadings)

Section: Chapter Questions

Problem 8.2.12P: Solve the preceding problem if the diameter is 480 mm, the pressure is 20 MPa, the yield stress in...

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Solve the preceding problem if the diameter is 480 mm, the pressure is 20 MPa, the yield stress in tension is 975 MPa, the yield stress in shear is 460 MPa, the factor of safety is 2,75, the modulus of elasticity is 210 GPa, Poissorfs ratio is 0.28, and the normal strain must not exceed 1190 x 10" . For part (b), assume that the tank thickness is 8 mm and the measured normal strain is 990 x 10~ .
Required information A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion- energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress states. 0x² =104 MPa, 0y = 19 MPa, and Txy = -19 MPa I The factor of safety from the maximum-shear-stress theory is 3.8 3.45 and the factor of safety from the distortion-energy theory is
1. A ductile hot-rolled steel bar has a yield strength in tension and compression of 350 MPa. Using the distortion-energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress state: 75 MPa 50 MPa 50 MPa 2. Consider a bar of AISI 1015 cold-drawn steel. Using the distortion-energy and maximum-shear-stress theories to determine the factors of safety for a stress state with the following plane principal stresses: 0A = 30 kpsi, OB = 15 kpsi.
Required Information For a bar of AISI 1015 cold-drawn steel, determine the factor of safety using the distortion-energy and maximum-shear- stress theories for the following principal stresses. A = 28 kpsl, and og = 15.5 kpsi The factor of safety from the maximum-shear-stress theory is 1.94 1.88 and the factor of safety from distortion-energy theory is
Question # 2 A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion-energy and maximum-shear-stress theories, analyze the following plane stress states/principal stresses. 30 kpsi, og = - 30 kpsi OA = 30 kpsi, oß = 15 kpsi OA = -30 kpsi, oß = -15 kpsi| (g) (h) (i) - 15 kpsi|
Question # 2 A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion-energy and maximum-shear-stress theories, analyze the following plane stress states/principal stresses. (d) ơ, = -12 kpsi, o, = 15 kpsi, 7y = -9 kpsi (e) 0z = -24 kpsi, ơ, = -24 kpsi, 7y = –15 kpsi = 30 kpsi TA = 30 kpsi, OB = 30 kpsi, oB = -30 kpsi (g)
Required information A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion- energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress states. Ox= 104 MPa, and Txy=-73 MPa The factor of safety from the maximum-shear-stress theory is 9 and the factor of safety from the distortion-energy theory is
! Required information A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion- energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress states. Ox= 104 MPa, Oy = 19 MPa, and Txy=-19 MPa The factor of safety from the maximum-shear-stress theory is 3.45 , and the factor of safety from the distortion-energy theory is
! Required information A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion-energy and maximum-shear-stress theories, determine the factors of safety for the following plane stress states. 0x = 96 MPa, and Txy = -76 MPa The factor of safety from the maximum-shear-stress theory is " and the factor of safety from the distortion-energy theory is
Required information A ductile hot-rolled steel bar has a minimum yield strength in tension and compression of 350 MPa. Using the distortion- energy and maximum-shear-stress theories, determine the factors of safety with the following principal stresses. σA = 90 MPa, and og = -98 MPa The factor of safety from the maximum-shear-stress theory is " and the factor of safety from the distortion-energy theory is
2. Consider a bar of AISI 1015 cold-drawn steel. Using the distortion-energy and maximum-shear-stress theories to determine the factors of safety for a stress state with the following plane principal stresses: 04 = 30 kpsi, OB = 15 kpsi.
Problem 2: Determine the Factor of Safety for the following condition: (a) Using distortion-energy theory, determine the factor of safety of a AISI 1040 hot-rolled steel for the following plane stress states: o = -50 MPa, o, = 40 MPa, Ty=-80 MPa (b) Using Coulomb-Mohr and Modified mohr theory, determine the factor of safety of a ASTM 50 cast iron for the following principal stress states: o, = 10 kpsi, o, = -15 kpsi, ty= -20 kpsi