Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures

Austenitic and duplex stainless steels are used in numerous applications at room and high temperatures. However, their wear behaviour at high temperatures has not yet been sufficiently investigated. Therefore, in this work, wear tests were carried out on specimens of AISI 304 austenitic steels and A...

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Main Authors: Dler A. Ahmed, Mohammedtaher M. Mulapeer
Format: Article
Language:English
Published: Elsevier 2022-11-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S240584402203095X
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author Dler A. Ahmed
Mohammedtaher M. Mulapeer
author_facet Dler A. Ahmed
Mohammedtaher M. Mulapeer
author_sort Dler A. Ahmed
collection DOAJ
description Austenitic and duplex stainless steels are used in numerous applications at room and high temperatures. However, their wear behaviour at high temperatures has not yet been sufficiently investigated. Therefore, in this work, wear tests were carried out on specimens of AISI 304 austenitic steels and AISI 2205 duplex stainless steels at temperatures (30 °C, 140°, 300 °C, 460 °C, and 570 °C). It was found that the specific wear rate of AISI 304 at room temperature was only 6% higher than that of AISI 2205, but this ratio increased and exceeded 50% at 460 °C and 570 °C. According to scanning electron microscopy and X-ray diffraction, oxide formation on the worn surfaces started at 300 °C and increased with increasing temperature. The oxide layers protected the surface and reduced the wear and material removal. The contact temperature between the sliding surfaces was significantly higher than the ambient temperature and was responsible for the oxide formation on the surfaces. The results indicated that the AISI 2205 exhibited better wear resistance than the AISI 304 at high temperatures.
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spelling doaj.art-db61de9c1a3b4c08bf99bd64e0fe5c7f2022-12-22T02:45:54ZengElsevierHeliyon2405-84402022-11-01811e11807Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperaturesDler A. Ahmed0Mohammedtaher M. Mulapeer1Department of Mechanical &Mechatronics, College of Engineering, Salahaddin University - Erbil, Erbil Polytechnic University, Iraq; Corresponding author.Department of Mechanical &Mechatronics, College of Engineering, Salahaddin University - Erbil, IraqAustenitic and duplex stainless steels are used in numerous applications at room and high temperatures. However, their wear behaviour at high temperatures has not yet been sufficiently investigated. Therefore, in this work, wear tests were carried out on specimens of AISI 304 austenitic steels and AISI 2205 duplex stainless steels at temperatures (30 °C, 140°, 300 °C, 460 °C, and 570 °C). It was found that the specific wear rate of AISI 304 at room temperature was only 6% higher than that of AISI 2205, but this ratio increased and exceeded 50% at 460 °C and 570 °C. According to scanning electron microscopy and X-ray diffraction, oxide formation on the worn surfaces started at 300 °C and increased with increasing temperature. The oxide layers protected the surface and reduced the wear and material removal. The contact temperature between the sliding surfaces was significantly higher than the ambient temperature and was responsible for the oxide formation on the surfaces. The results indicated that the AISI 2205 exhibited better wear resistance than the AISI 304 at high temperatures.http://www.sciencedirect.com/science/article/pii/S240584402203095XAustenite stainless steelDuplex stainless steelSpecific wear rateHigh temperatureContact temperatureOxide phase
spellingShingle Dler A. Ahmed
Mohammedtaher M. Mulapeer
Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures
Heliyon
Austenite stainless steel
Duplex stainless steel
Specific wear rate
High temperature
Contact temperature
Oxide phase
title Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures
title_full Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures
title_fullStr Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures
title_full_unstemmed Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures
title_short Differentiation of specific wear rates of AISI 304 austenitic and AISI 2205 duplex stainless steels at room and high temperatures
title_sort differentiation of specific wear rates of aisi 304 austenitic and aisi 2205 duplex stainless steels at room and high temperatures
topic Austenite stainless steel
Duplex stainless steel
Specific wear rate
High temperature
Contact temperature
Oxide phase
url http://www.sciencedirect.com/science/article/pii/S240584402203095X
work_keys_str_mv AT dleraahmed differentiationofspecificwearratesofaisi304austeniticandaisi2205duplexstainlesssteelsatroomandhightemperatures
AT mohammedtahermmulapeer differentiationofspecificwearratesofaisi304austeniticandaisi2205duplexstainlesssteelsatroomandhightemperatures