Análisis mecánico del brazo de biela mediante norma ASTM E8

Two connecting rods were analyzed, one new and one second-hand. Both belong to the 1984 Trooper model from Isuzu. The research goal was to determine the mechanicproperties as well as the maximum loads that this element can handle. Following the aim, tensile tests were conducted following the guideli...

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Bibliographic Details
Main Author: Reyes Campaña, Guillermo Gorky (author)
Other Authors: Cañizares, Fausto (author), Villacres, Ana (author), Noroña, Marco Vinicio (author)
Format: article
Published: 2017
Subjects:
Online Access:https://doi.org/10.33890/innova.v2.n5.2017.184
https://repositorio.uide.edu.ec/handle/37000/3551
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Summary:Two connecting rods were analyzed, one new and one second-hand. Both belong to the 1984 Trooper model from Isuzu. The research goal was to determine the mechanicproperties as well as the maximum loads that this element can handle. Following the aim, tensile tests were conducted following the guidelines ASTM E8, also compression essays and a loading test for rupture in the universal machine with a capacity of 120.000 lbf/60 TON. According with the results, the material from the connecting rod is steel AISI 4340 OQT 1300. The mechanic properties of the connecting rod showed improvement due to thermicnormalization when the time and temperature of the engine increased. In case that the stress applied to the connecting rod is above the maximum load, the item could have a failure or be deformed. According to the essays conducted in this research project, the connecting rod is in optimum conditions to be used for an engine repairment. This, ensuring a good performance of the element and avoiding the item replacement which results also in economical savings.