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P 3 Ans: ( a ) 1 0 . 5 3 3 MPa, 2 5 . 1 2 5 MPa, - 4 . 0 1
PAns:aMPa,MPa,MPa,bMPa,MPa;MPa;MPa;MPa; cd A pressurized pipe with an outside diameter of mm and a wall thickness of mm is subjected to an axial force Px kN and a torque T kNm as shown in figure a The internal pressure in the pipe is kPa. The ultimate failure strength in tension is MPa and in compression is MPa. a calculate and present combined stress state on the outer surface of the pipe on the standard plane stress element, b determine: principal stresses, maximum inplane shear stress, average stress, and absolute maximum shear stress on the outside of the cylindrical surface of the pipe. Draw all applicable stresses on a wedge element wedge element template is in Canvas ClassPlaneStressReviewESpdf file under Class c determine the factor of safety predicted by the maximum normalstress theory of failure d determine the factor of safety predicted by the Mohrs failure criterion e on common or separate axis draw the stress envelopesfailure diagrams for both theories indicating all stress values as well as the load lines figure a
PAns:aMPa,MPa,MPa,bMPa,MPa;MPa;MPa;MPa; cd
A pressurized pipe with an outside diameter of mm and a wall thickness of mm is subjected to an axial force Px
kN and a torque T kNm as shown in figure a The internal pressure in the pipe is kPa. The ultimate failure
strength in tension is MPa and in compression is MPa.
a calculate and present combined stress state on the outer surface of the pipe on the standard plane stress element,
b determine: principal stresses, maximum inplane shear stress, average stress, and absolute maximum shear stress on
the outside of the cylindrical surface of the pipe. Draw all applicable stresses on a wedge element wedge element
template is in Canvas ClassPlaneStressReviewESpdf file under Class
c determine the factor of safety predicted by the maximum normalstress theory of failure
d determine the factor of safety predicted by the Mohrs failure criterion
e on common or separate axis draw the stress envelopesfailure diagrams for both theories indicating all
stress values as well as the load lines
figure a
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