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Effects of Impurities on the Percussion and Tensile Properties of Recycled Al-Cu-Si (Cu2Mg8Si6Al5) Alloys

Received: 17 November 2015    Accepted: 23 December 2015    Published: 4 January 2016
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Abstract

This paper deals with the study of Mechanical properties (Percussion resistance, Ultimate and Yield strength) of cast alloy Cu2Mg8Si6Al5. It has been developed by addition of Al-Cu-Si with 83.334% Al, 16.23% Cu and 0.165% Si. Solidification of Al-Cu-Si alloys has been realized by melting of industrial and machine shop scrap in a pit type resistance furnace with a clay graphite crucible and casting in green sand moulds at maximum temperature of 640°C. The outcome final castings were then machined according to ASTM-A 370 standards for the percussion, ultimate and yield strength of specimen. The results on the basis of various trails of microstructure and practical approach depicted that Cu and Si addition increased the Percussion strength as well as Ultimate and Yield strength for the alloy, while iron addition reduces. However, addition of manganese neutralized the detrimental effects of the iron, which presented in the industrial scrap. The results are given a good agreement with the existing literature on alloys which can be widely used for industrial applications like automobile, aero space, defence etc.

Published in International Journal of Materials Science and Applications (Volume 4, Issue 6)
DOI 10.11648/j.ijmsa.20150406.15
Page(s) 396-402
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Al-Cu-Si Alloys, Casting, Percussion Resistance, Microstructure, Ultimate Strength

References
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[8] Basavakumar K G, Mukunda P G and Chakraborty M “Effect of melt treatment on Al-7Si and Al-7Si-2.5 Cu cast Alloys”. Indian Academy of Sciences. Vol. 30, No. 5, pp. 439–445 October 2007.
[9] Aluminium – Copper alloys: “Key to metal articles” Handbook, 2013.
[10] Green NR, Campbell J. AFS Trans 1994; 102: 341–7.
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[12] Iwahashi Y, Wang J-T, Horita Z, Nemoto M, Langdon TG. Scr Mater 1996; 35: 143.
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[19] A. M. Samuel, “parameters controlling the performance of A319-type alloys: Impact properties and Fractography,” Vol. A367, pp. 111-122, 2004.
[20] ASTM Standard A370 2000 Standard test method for measurement of Impact Strength for Specimens.
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  • APA Style

    Sujana Rao Nakkanti, Kamprasad Chodagudi, Vijayakumar Chennupati, Mahesh Rayavarapu. (2016). Effects of Impurities on the Percussion and Tensile Properties of Recycled Al-Cu-Si (Cu2Mg8Si6Al5) Alloys. International Journal of Materials Science and Applications, 4(6), 396-402. https://doi.org/10.11648/j.ijmsa.20150406.15

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    ACS Style

    Sujana Rao Nakkanti; Kamprasad Chodagudi; Vijayakumar Chennupati; Mahesh Rayavarapu. Effects of Impurities on the Percussion and Tensile Properties of Recycled Al-Cu-Si (Cu2Mg8Si6Al5) Alloys. Int. J. Mater. Sci. Appl. 2016, 4(6), 396-402. doi: 10.11648/j.ijmsa.20150406.15

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    AMA Style

    Sujana Rao Nakkanti, Kamprasad Chodagudi, Vijayakumar Chennupati, Mahesh Rayavarapu. Effects of Impurities on the Percussion and Tensile Properties of Recycled Al-Cu-Si (Cu2Mg8Si6Al5) Alloys. Int J Mater Sci Appl. 2016;4(6):396-402. doi: 10.11648/j.ijmsa.20150406.15

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  • @article{10.11648/j.ijmsa.20150406.15,
      author = {Sujana Rao Nakkanti and Kamprasad Chodagudi and Vijayakumar Chennupati and Mahesh Rayavarapu},
      title = {Effects of Impurities on the Percussion and Tensile Properties of Recycled Al-Cu-Si (Cu2Mg8Si6Al5) Alloys},
      journal = {International Journal of Materials Science and Applications},
      volume = {4},
      number = {6},
      pages = {396-402},
      doi = {10.11648/j.ijmsa.20150406.15},
      url = {https://doi.org/10.11648/j.ijmsa.20150406.15},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijmsa.20150406.15},
      abstract = {This paper deals with the study of Mechanical properties (Percussion resistance, Ultimate and Yield strength) of cast alloy Cu2Mg8Si6Al5. It has been developed by addition of Al-Cu-Si with 83.334% Al, 16.23% Cu and 0.165% Si. Solidification of Al-Cu-Si alloys has been realized by melting of industrial and machine shop scrap in a pit type resistance furnace with a clay graphite crucible and casting in green sand moulds at maximum temperature of 640°C. The outcome final castings were then machined according to ASTM-A 370 standards for the percussion, ultimate and yield strength of specimen. The results on the basis of various trails of microstructure and practical approach depicted that Cu and Si addition increased the Percussion strength as well as Ultimate and Yield strength for the alloy, while iron addition reduces. However, addition of manganese neutralized the detrimental effects of the iron, which presented in the industrial scrap. The results are given a good agreement with the existing literature on alloys which can be widely used for industrial applications like automobile, aero space, defence etc.},
     year = {2016}
    }
    

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  • TY  - JOUR
    T1  - Effects of Impurities on the Percussion and Tensile Properties of Recycled Al-Cu-Si (Cu2Mg8Si6Al5) Alloys
    AU  - Sujana Rao Nakkanti
    AU  - Kamprasad Chodagudi
    AU  - Vijayakumar Chennupati
    AU  - Mahesh Rayavarapu
    Y1  - 2016/01/04
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    N1  - https://doi.org/10.11648/j.ijmsa.20150406.15
    DO  - 10.11648/j.ijmsa.20150406.15
    T2  - International Journal of Materials Science and Applications
    JF  - International Journal of Materials Science and Applications
    JO  - International Journal of Materials Science and Applications
    SP  - 396
    EP  - 402
    PB  - Science Publishing Group
    SN  - 2327-2643
    UR  - https://doi.org/10.11648/j.ijmsa.20150406.15
    AB  - This paper deals with the study of Mechanical properties (Percussion resistance, Ultimate and Yield strength) of cast alloy Cu2Mg8Si6Al5. It has been developed by addition of Al-Cu-Si with 83.334% Al, 16.23% Cu and 0.165% Si. Solidification of Al-Cu-Si alloys has been realized by melting of industrial and machine shop scrap in a pit type resistance furnace with a clay graphite crucible and casting in green sand moulds at maximum temperature of 640°C. The outcome final castings were then machined according to ASTM-A 370 standards for the percussion, ultimate and yield strength of specimen. The results on the basis of various trails of microstructure and practical approach depicted that Cu and Si addition increased the Percussion strength as well as Ultimate and Yield strength for the alloy, while iron addition reduces. However, addition of manganese neutralized the detrimental effects of the iron, which presented in the industrial scrap. The results are given a good agreement with the existing literature on alloys which can be widely used for industrial applications like automobile, aero space, defence etc.
    VL  - 4
    IS  - 6
    ER  - 

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Author Information
  • Mechanical Engineering Department, Sai Spurthi Institute of Technology, Sathupally, Khammam, India

  • Mechanical Engineering Department, Sai Spurthi Institute of Technology, Sathupally, Khammam, India

  • Mechanical Engineering Department, Sai Spurthi Institute of Technology, Sathupally, Khammam, India

  • Mechanical Engineering Department, Sai Spurthi Institute of Technology, Sathupally, Khammam, India

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