1. The total weight of a railway freight car and the goods is carries is G-800...
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1. The total weight of a railway freight car and the goods is carries is G-800 KN. Eight wheds installed on four axles support the carriage. The load acting on each axle is shown in the figure below. The axles are made of AISI 1045 medium carbon steel. The distance between the loading point and rail centerline is 220 mm, Operating temperature is 35°C maximum S 600 MPa, Sy- 300 MPa, Reliability goal is 99 %.n-20, K,- 1.2. K,,- 1.2. Kinetic co- efficient of friction between the wheel and rail. p -0.3 a. Identify all the factors that affect the fatigue endurance limit and calculate the fatigue limit. 15 marks) b. Formulate a solution for the diameter D of the shaft using Soderberg criterion. (15 marks] G/8 1943 1503 220 G/8 1. The total weight of a railway freight car and the goods is carries is G-800 KN. Eight wheds installed on four axles support the carriage. The load acting on each axle is shown in the figure below. The axles are made of AISI 1045 medium carbon steel. The distance between the loading point and rail centerline is 220 mm, Operating temperature is 35°C maximum S 600 MPa, Sy- 300 MPa, Reliability goal is 99 %.n-20, K,- 1.2. K,,- 1.2. Kinetic co- efficient of friction between the wheel and rail. p -0.3 a. Identify all the factors that affect the fatigue endurance limit and calculate the fatigue limit. 15 marks) b. Formulate a solution for the diameter D of the shaft using Soderberg criterion. (15 marks] G/8 1943 1503 220 G/8
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A Factors Affecting the Fatigue Endurance Limit The fatigue endurance limit of a material is the amount of stress that it can withstand before failure ... View the full answer
Related Book For
Finite Mathematics and Its Applications
ISBN: 978-0134768632
12th edition
Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair
Posted Date:
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