Failure criterion The yield stress of a material is 40 MPa. This material is subjected to...
air under a pressure to 16 MPa. The tank has a 180 mm inner diameter and a 12 mm wall thickness (40 points) A torque of magnitude T-24kN-m is applied to the end of a tank containing 3. Part A. For a point on the outer surface of the tank, determine: a. the maximum normal stress b. the maximum shearing stress Part B. As a result of several tensile tests, it has been found that the tensile yield strength for...
"For thestatic plane-stress state: x = 20 MPa,y = 100 MPa,xy = 20 MPa clockwise, assuming the yield stress of the material is 190 MPa,a. Draw the 3D Mohr’s circles to determine the maximum shear stress, and use the maximum shear stress criterion to determine the safety factor n. b. Use the Distortion Energy criterion to determine the safety factor n. "
An applied stress fluctuates between -33 MPa and 6 MPa. The yield stress of the material is 41 MPa and the endurance limit is 27 MPa. What is the factor of safety according to the ASME-elliptic fatigue failure criteria?
1. Given a plane element in a body is subjected to a normal tensile stress in the x-direction of 120 MPa, a normal stress in the y-direction of-75 MPa and shear stresses of 50 MPa, as shown. Determing a. What is the maximum principal stress? b. What is the minimum principal stress? 75 MPa What is the maximum shear stress? 50 MPa c. d. what is the angle to the principal plane, θ e. What is the angle to the...
2. The rod is made of a material having a yield stress oy = 250 MPa. Determine the minimum required diameter for its sections take at segments AB and BC. Apply a factor of safety F.S. = 1.5 against yielding. 600 mm mm 1 ZA 40 KN 50 KN
The pin is made of a material having a failure shear stress of Ttail 120 MPa Part A Determine the minimum required diameter of the pin to the nearest mm. Apply a factor of safety of FS 2.5 against shear failure. 80 KN Tap image to zoom Express your answer as an integer and include the appropriate units d= Value ! Units SubmitRequest Answer
The state of stress at a point is given by [100 60 T 60 -50 0 (MPa) T 0 75 The yield stress in tension is 350 MPa a. Find the value of T for a margin of safety of 0.12 according to the distortion energy theory of failure. b. For the value of τ found in part (a), what is the margin of safety according to the maximum shear stress theory of failure? The state of stress at a...
75 MPa 125 MPa 50 MPa At a point in a machine component subjected to plane stress there are normal and shear stresses on horizontal and vertical planes through the point, as shown. Determine the principal stresses, the maximum in-plane shear stress and associated average normal stress at the point. Also, for each case, determine the corresponding orientation of the element with respect to the element shown.
Q.4 (25 marks) A material is subjected to two mutually perpendicular direct stresses of 300 MPa tensile and 200 MPa compressive, together with a shear stress of 50 MPa, as shown in the figure below. Use the Mohr's circle to determine: A. The principal stresses and their corresponding principal planes, B. The maximum shear stress and the planes of maximum shear stress, also C. Show the principal stresses calculated above on a sketch of the element D. Determine the state...
Part A - Normal Stresses, Shear, and Angles The stress element shown in the figure below is subjected to the indicated stresses of magnitude 0,1 = 35 MPa, oyl = 57 MPa, and Tryl = 41 MPa Oy Txy Determine the principal normal stresses 01 and 02, the maximum in-plane shear stress Tmax,in-plane, and the angles at which they occur relative to the given stress element. Follow the sign convention. Suppose that when the element is oriented at an angle...