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Browsing by Author "Potgieter, JH"

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  • Konadu, DS; Van der Merwe, J; Potgieter, JH; Potgieter-Vermaak, S; Machio, Christopher N (Elsevier, 2010-09)
    The effect of increasing vanadium carbide (VC) content on the corrosion behaviour of tungsten carbide – 10 wt% cobalt hard metals was investigated in 1 M hydrochloric (HCl), and sulphuric (H2SO4) acids solutions. Increasing ...
  • Machio, Christopher N; Konadu, DS; Potgieter, JH; Potgieter-Vermaak, S; Van der Merwe, J (Hindawi Publishing Corporation, 2013-01)
    Corrosion is an important surface degradation process in some, if not all, applications of tungsten-carbide-(WC-) cobalt- (Co-) based hardmetals. Applications like tools for machining of metals and for wear resistance in ...
  • Myburg, G; Varga, K; Barnard, WO; Baradlai, P; Tomcsanyi, L; Potgieter, JH; Louw, CW; Van Staden, MJ (Elsevier Science BV, 1998-10)
    In this paper, results obtained by surface analysis Auger Electron Spectroscopy (AES) and X-ray Photoelectron Spectroscopy (XPS) studies performed on the passive layers that formed spontaneously on duplex stainless steels ...