Failure Analysis of Brake Panel on Automotive Braking System

This paper presents the results of a failure analysis investigation conducted in the braking component of motorcycle. One of the components is the brake panel. This component has been replaced in the non-authorized dealer. After used within 3 months, the brake panels broken during the braking proces...

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Main Authors: Munaji, Yoyok Winardi
Format: Article
Language:English
Published: University of Muhammadiyah Malang 2019-05-01
Series:JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)
Subjects:
Online Access:http://ejournal.umm.ac.id/index.php/JEMMME/article/view/7092/pdf
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author Munaji
Yoyok Winardi
author_facet Munaji
Yoyok Winardi
author_sort Munaji
collection DOAJ
description This paper presents the results of a failure analysis investigation conducted in the braking component of motorcycle. One of the components is the brake panel. This component has been replaced in the non-authorized dealer. After used within 3 months, the brake panels broken during the braking process. The investigation involves several procedures and testing techniques, including: visual observation, chemical composition testing, fractography and hardness testing. Based on the results of the chemical composition testing, the brake panels are made of aluminum alloy (Al-Si) series 4xxx. Fractography was performed in scanning electron microscopy (SEM) and optical microscopy (OM). Vickers hardness machine is used to test the hardness. The result of the observations indicate porosity along the fracture area. The result of the hardness testing shows that the distribution of hardness in different zones is very uniform. Based on the overall analysis, the failure of the brake panel is caused by stress concentration due to the porosity in the solid solutions. The emergence of porosity was suspected an error during the casting process.
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spelling doaj.art-b1f5efee2cd84f06a90e30db9c0c02242022-12-22T02:17:44ZengUniversity of Muhammadiyah MalangJEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)2541-63322548-42812019-05-0141232810.22219/jemmme.v4i1.7092Failure Analysis of Brake Panel on Automotive Braking SystemMunaji0Yoyok Winardi1Universitas Muhammadiyah PonorogoUniversitas Muhammadiyah PonorogoThis paper presents the results of a failure analysis investigation conducted in the braking component of motorcycle. One of the components is the brake panel. This component has been replaced in the non-authorized dealer. After used within 3 months, the brake panels broken during the braking process. The investigation involves several procedures and testing techniques, including: visual observation, chemical composition testing, fractography and hardness testing. Based on the results of the chemical composition testing, the brake panels are made of aluminum alloy (Al-Si) series 4xxx. Fractography was performed in scanning electron microscopy (SEM) and optical microscopy (OM). Vickers hardness machine is used to test the hardness. The result of the observations indicate porosity along the fracture area. The result of the hardness testing shows that the distribution of hardness in different zones is very uniform. Based on the overall analysis, the failure of the brake panel is caused by stress concentration due to the porosity in the solid solutions. The emergence of porosity was suspected an error during the casting process.http://ejournal.umm.ac.id/index.php/JEMMME/article/view/7092/pdfbrake panelfailur analysisstress concentration
spellingShingle Munaji
Yoyok Winardi
Failure Analysis of Brake Panel on Automotive Braking System
JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)
brake panel
failur analysis
stress concentration
title Failure Analysis of Brake Panel on Automotive Braking System
title_full Failure Analysis of Brake Panel on Automotive Braking System
title_fullStr Failure Analysis of Brake Panel on Automotive Braking System
title_full_unstemmed Failure Analysis of Brake Panel on Automotive Braking System
title_short Failure Analysis of Brake Panel on Automotive Braking System
title_sort failure analysis of brake panel on automotive braking system
topic brake panel
failur analysis
stress concentration
url http://ejournal.umm.ac.id/index.php/JEMMME/article/view/7092/pdf
work_keys_str_mv AT munaji failureanalysisofbrakepanelonautomotivebrakingsystem
AT yoyokwinardi failureanalysisofbrakepanelonautomotivebrakingsystem