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Browsing by Author "Mabhali, Luyolo AB"

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Impact toughness of laser alloyed aluminium AA1200 alloys

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Aug 2013 Laser surface alloying of aluminium AA1200 was performed with a 4kW Nd:YAG laser and impact resistance of the alloys was investigated. The alloying powders were a mixture of Ni, Ti and SiC in different proportions. Surfaces reinforced with ... Read more
Impact toughness of laser surface alloyed Aluminium

Author: Mabhali, Luyolo AB ; Sacks, N ; Pityana, Sisa L Date: Mar 2012 Laser surface alloying of aluminium AA1200 was performed with a 4kW Nd:YAG laser and the impact resistance of the alloys was investigated. The alloying powders were a mixture of Ni, Ti and SiC in different proportions. Surfaces reinforced ... Read more
Improvement of hardness of aluminium AA1200 by laser surface alloying

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Jul 2010 Aluminium is vastly used in industry due to its low cost, light weight and excellent workability, but lacks in wear resistance and hardness. Laser alloying is used to improve the surface properties such as hardness by modifying the composition ... Read more
Improvement of the surface properties of aluminium by the formation of intermetallic phases and metal matrix composites during laser surface alloying

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: May 2011 Aluminium is widely used in industry due to its low cost, light weight and excellent workability, but is lacking in wear resistance and hardness. Laser alloying is used to improve the surface properties, such as hardness, by modifying the ... Read more
Laser alloying of AI with mixed Ni, Ti and SiC powders

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Mar 2010 Laser alloying of aluminium AA1200 was performed with a 4.4kW Rofin Sinar Nd:YAG laser to improve the surface hardness. Alloying was carried out by depositing Ni, Ti and SiC powders of different weight ratios on the aluminum substrate. The ... Read more
Laser alloying of Al with mixed Ni, Ti and SiC powders

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Nov 2010 Laser alloying of aluminium AA1200 was performed with a 4.4kW Rofin Sinar Nd:YAG laser to improve the surface hardness. Alloying was carried out by depositing Ni, Ti and SiC powders of different weight ratios on the aluminium substrate. The ... Read more
Laser alloying of Al with mixed Ti and Ni powders to improve surface properties

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Rampedi, DL Date: Jul 2008 Aluminium is used in industry for various applications due to its low cost, light weight and excellent workability, but lacks wear resistance and hardness. Laser alloying is used to improve surface properties such as hardness and wear resistance ... Read more
Laser alloying of Al with Ti and Ni based powders to improve wear resistance and hardness

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Rampedi, DL Date: Oct 2008 The objective of this study was to improve the surface hardness and wear resistance of Al AA1200 by laser alloying with mixed Ni and Ti powders. This presentation reports on the experimental methods, the results and conclusion Read more
Laser alloying of aluminium to improve surface properties - MSSA 2010

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Jul 2010 Aluminium is vastly used in industry due to its low cost, light weight and excellent workability, but lacks in wear resistance and hardness. Laser alloying is used to improve the surface properties such as hardness by modifying the composition ... Read more
Laser surface alloying of aluminum (AA1200) with Ni and SiC Powders

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Dec 2010 An Nd:YAG laser was used for surface alloying of aluminum AA1200. The alloying powder was a mixture of Ni and SiC in different ratios. A study of the microstructures obtained after alloying was conducted using optical and scanning electron ... Read more
Three body abrasion of laser surface alloyed aluminium AA1200

Author: Mabhali, Luyolo AB ; Sacks, N ; Pityana, Sisa L Date: Jun 2012 Laser surface alloying of aluminium AA1200 was performed with a 4 kW Nd:YAG laser to improve the abrasion wear resistance. Aluminium surfaces reinforced with metal matrix composites and intermetallic phases were achieved. The phases present ... Read more

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Browsing by Author "Mabhali, Luyolo AB"

Browsing by Author "Mabhali, Luyolo AB"

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All of ResearchSpace

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