1) The shaft shown in the figure is machined from AISI 1040 CD steel. The shaft...
The shaft shown in the figure is machined from AISI 1040 CD steel and is supported in rolling bearings at A and B. The applied forces F1 = 1500 lbf and F2 = 3000 lbf are coming off of gears located at respective positions. The shaft rotates at 2000 rpm while transmitting 50hp between the gears. Determine the minimum fatigue factor of safety based on achieving infinite life using Modified- Goodman theory. If infinite life is not predicted, estimate the...
The shaft shown in the figure is machined from AISI 1040 CD steel. The shaft rotates at 1600 rpm and is supported in rolling bearings at A and B. The applied forces are F1 = 2500 lbf and F2 = 1000 lbf. Analyze the shaft for fatigue and yielding with respect to finite and infinite life.
The shaft shown in the figure is machined from AISI 1040 CD steel. The shaft rotates at 1600 rpm and is supported in rolling bearings at A and B. The applied forces are F1 = 1200 lbf and F2 = 2400 lbf. Determine the minimum fatigue factor of safety (nd based on achieving infinite life. If infinite life is not predicted, estimate the number of cycles (M) to failure. Also check for yielding. op - in 8in- F F in]...
The shaft shown is made of AISI 1040 CD steel. It is machine finished and is subjected to a repeated bending stress of 15ksi. The diameter at the shoulder is 1.3in and will be used at a temperature of 400F. Estimate: (a) The endurance limit at 95% reliability (b) Endurance strength at 105 cycles and show on S-N plot 10 (c) Plot the design region by Modified Goodman theory and determine if failure is by yield or fatigue (d) Find the factor of safety...
A rotating step shaft is loaded as shown, where the forces FA and FB are constant at 600 lbf and 300 lbf, respectively, and the torque T alternates from 0 to 1800 lbf . in. The shaft is to be considered simply supported at points and C, and is made of AISI 1045 CD steel with a fully corrected endurance limit of Se = 40 kpsi. Let Kg = 2.1 and K = 1.7. For a design factor of 2.5...
The rotating shaft in the glven figure is machined from AISI 1020 CD steel. It is subjected to a force of F=7 kN. Find the minimum factor of safety for fatigue based on Infinite life. Be sure to check for yielding. 500 175 23 D. 35 D. -3R. 50 D -23 D. 20 -180 What are the values of the theoretical stress-concentration factor, the notch sensitivity, and the fatigue stress concentration-factor? The value of the theoretical stress-concentration factor is The...
Problem 4: The rotating shaft shown in the figure is machined from AISI 1020 CD steel. It is subjected to a force of F=6 kN. Find the maximum factor of safety for fatigue based on infinite life. If the life is not infinite, estimate the number of cycles. Be sure to check for yielding. All dimensions are in mm.
-600 h 1. A rotating step shaft is loaded as shown, where the forces F. and F: are constant at 600 lbf and 300 lbf, respectively, and the torque T alternates from 0 to 1800 Ibf in. The shaft is to be considered simply supported at points and C, and is made of AISI 1045 CD steel with a fully corrected endurance limit of Se = 40 kpsi. Let k, = 2.1 and K = 1.7. For a design factor...
A rotating circular shaft, machined from AISI 1095 Q&T steel, is subjected to a torque that varies from a value of 200 N.m to 400 N.m and to a fluctuating bending moment that varies from a value of -100 N.m to 300 N.m. Also an axial tensile force of 5 kN acts on the element. The torque and the bending moments have their peak values at the same time and their frequencies are same. Find the factor of safety of...
show all work and steps The solid cireular cross-section bar shown is machined from AISI 1040 CD steel and is subjected to a t60 kip fuctuating axial load as shown. 18 in 8 in 8 in 0.20 in rad." L- 2-in dia. 3-in dia. +60 kip НН -60 kip 1. Estimate the fully corrected endurance limit. Express your answer in ksi. 2. Determine the minimum factor of safety based on achieving infinite life 3. Determine the factor of safety against...