Browsing Khairel Rafezi Ahmad, Associate Prof Dr. by Author "Ruhiyuddin, Mohd Zaki"

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    • Effect of age hardening on Aluminum alloys: a study of motorcycle piston 

      M.Z., Fizam; Khairel Rafezi, Ahmad; Ruhiyuddin, Mohd Zaki; Ruslizam Darus (Universiti Malaysia Perlis, 2009-12-01)
      This paper reported on the effect of age hardening on the aluminum alloys piston. These studies were carried out to improve the hardness of the aluminum alloys piston by using age hardening method. The AlSiCuMg alloys with ...

    • Synthesis and characterization of iron produced from iron mill scale 

      Ruhiyuddin, Mohd Zaki; Murizam, Darus; Khairel Rafezi, Ahmad, Dr. (Trans Tech Publications, 2014-01)
      In this project, iron mill scale has been used to produce iron powder that can be used within the Powder Metallurgy process. To achieve this objective, the iron mill scale needs to be refined. This involve the work of ...