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Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes

Plasma arc surface hardening is an alternative selective surface hardening method that is effective, economical and a promising technology in heat treatment industries. In the present work, an investigation was carried out to study the hardness distributions of multiple passes in surface hardening o...

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Main Authors: Mohd Idris Shah, Ismail, Zahari, Taha
Format: Article
Language:English
Published: IJTech 2014
Subjects:
TS Manufactures
Online Access:http://umpir.ump.edu.my/id/eprint/5362/1/fkp-2014-14.pdf
http://umpir.ump.edu.my/id/eprint/5362/
http://dx.doi.org/10.14716/ijtech.v5i1.156
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spelling my.ump.umpir.53622018-01-22T02:11:38Z http://umpir.ump.edu.my/id/eprint/5362/ Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes Mohd Idris Shah, Ismail Zahari, Taha TS Manufactures Plasma arc surface hardening is an alternative selective surface hardening method that is effective, economical and a promising technology in heat treatment industries. In the present work, an investigation was carried out to study the hardness distributions of multiple passes in surface hardening of tool steel by plasma arc. The effects of multiple passes with overlapping and non-overlapping scans were investigated. The results show that the hardness is higher at centre of the plasma arc hardening tracks, and then decreasing in the region adjacent to each plasma arc track. It was found that the formation of hardened zone hardness in multiple passes non-overlapping scan is more uniform on the each scan when compared to the overlapping scan. However, hardness distribution of overlapping scan in width direction shows that it was more uniform compared with non-overlapping scan. IJTech 2014 Article PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/5362/1/fkp-2014-14.pdf Mohd Idris Shah, Ismail and Zahari, Taha (2014) Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes. International Journal of Technology, 5 (1). pp. 79-87. ISSN 2086-9614 http://dx.doi.org/10.14716/ijtech.v5i1.156 DOI: 10.14716/ijtech.v5i1.156
institution Universiti Malaysia Pahang
building UMP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Pahang
content_source UMP Institutional Repository
url_provider http://umpir.ump.edu.my/
language English
topic TS Manufactures
spellingShingle TS Manufactures
Mohd Idris Shah, Ismail
Zahari, Taha
Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes
description Plasma arc surface hardening is an alternative selective surface hardening method that is effective, economical and a promising technology in heat treatment industries. In the present work, an investigation was carried out to study the hardness distributions of multiple passes in surface hardening of tool steel by plasma arc. The effects of multiple passes with overlapping and non-overlapping scans were investigated. The results show that the hardness is higher at centre of the plasma arc hardening tracks, and then decreasing in the region adjacent to each plasma arc track. It was found that the formation of hardened zone hardness in multiple passes non-overlapping scan is more uniform on the each scan when compared to the overlapping scan. However, hardness distribution of overlapping scan in width direction shows that it was more uniform compared with non-overlapping scan.
format Article
author Mohd Idris Shah, Ismail
Zahari, Taha
author_facet Mohd Idris Shah, Ismail
Zahari, Taha
author_sort Mohd Idris Shah, Ismail
title Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes
title_short Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes
title_full Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes
title_fullStr Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes
title_full_unstemmed Surface Hardening of Tool Steel by Plasma Arc with Multiple Passes
title_sort surface hardening of tool steel by plasma arc with multiple passes
publisher IJTech
publishDate 2014
url http://umpir.ump.edu.my/id/eprint/5362/1/fkp-2014-14.pdf
http://umpir.ump.edu.my/id/eprint/5362/
http://dx.doi.org/10.14716/ijtech.v5i1.156
_version_ 1643665185327546368
score 13.211869

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