Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate

Austenitic stainless steel in particular 316L has played an important role in the history of medicine for centuries. It is the most widely used material for medical devices, implants and controlled drug delivery systems. Stainless steels are popular class of engineered material because of its streng...

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Main Author:	Abd. Halim, Shahrizal
Format:	Thesis
Language:	English
Published:	2010
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://eprints.utm.my/id/eprint/11228/4/ShahrizalAbdHalimMFKM2010.pdf
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id	my-utm-ep.11228
record_format	uketd_dc
spelling	my-utm-ep.112282018-05-27T06:54:36Z Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate 2010-05 Abd. Halim, Shahrizal TJ Mechanical engineering and machinery Austenitic stainless steel in particular 316L has played an important role in the history of medicine for centuries. It is the most widely used material for medical devices, implants and controlled drug delivery systems. Stainless steels are popular class of engineered material because of its strength, corrosion resistance and oxidation resistance at temperatures up to 550oC. Austenitic stainless steels are typical difficult to machine by the traditional methods and also non-traditional method. Laser cutting which is very prominent amongst the non-conventional machining methods is expected to be used quite extensively in cutting austenitic stainless steel due to the favourable features and advantages that it can offer. This project was undertaken to evaluate the cutting performance of laser cutting on austenitic stainless steel. The effects of cutting parameters such as laser power, cutting speed and gas pressure on the machining responses such as kerf width (KeW), surface roughness (SR) and striation width (SW) were investigated. The experimental plans were conducted according to the design of experimental (DOE) and analysis of variance (ANOVA) was employed in evaluating the experimental data. Subsequently mathematical models for KeW, SR and SW were established. Results showed that laser power and cutting speed were significant in influencing the cutting responses during laser cutting of austenitic stainless steel 316L. 2010-05 Thesis http://eprints.utm.my/id/eprint/11228/ http://eprints.utm.my/id/eprint/11228/4/ShahrizalAbdHalimMFKM2010.pdf application/pdf en public masters Universiti Teknologi Malaysia, Faculty of Mechanical Engineering Faculty of Mechanical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Abd. Halim, Shahrizal Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate
description	Austenitic stainless steel in particular 316L has played an important role in the history of medicine for centuries. It is the most widely used material for medical devices, implants and controlled drug delivery systems. Stainless steels are popular class of engineered material because of its strength, corrosion resistance and oxidation resistance at temperatures up to 550oC. Austenitic stainless steels are typical difficult to machine by the traditional methods and also non-traditional method. Laser cutting which is very prominent amongst the non-conventional machining methods is expected to be used quite extensively in cutting austenitic stainless steel due to the favourable features and advantages that it can offer. This project was undertaken to evaluate the cutting performance of laser cutting on austenitic stainless steel. The effects of cutting parameters such as laser power, cutting speed and gas pressure on the machining responses such as kerf width (KeW), surface roughness (SR) and striation width (SW) were investigated. The experimental plans were conducted according to the design of experimental (DOE) and analysis of variance (ANOVA) was employed in evaluating the experimental data. Subsequently mathematical models for KeW, SR and SW were established. Results showed that laser power and cutting speed were significant in influencing the cutting responses during laser cutting of austenitic stainless steel 316L.
format	Thesis
qualification_level	Master's degree
author	Abd. Halim, Shahrizal
author_facet	Abd. Halim, Shahrizal
author_sort	Abd. Halim, Shahrizal
title	Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate
title_short	Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate
title_full	Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate
title_fullStr	Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate
title_full_unstemmed	Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate
title_sort	performance evaluation of nitrogen gas-assisted laser cutting on 316l austenitic stainless steel plate
granting_institution	Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department	Faculty of Mechanical Engineering
publishDate	2010
url	http://eprints.utm.my/id/eprint/11228/4/ShahrizalAbdHalimMFKM2010.pdf
_version_	1747814828378947584

Performance evaluation of nitrogen gas-assisted laser cutting on 316L austenitic stainless steel plate

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