The Effects of Nitriding and TiCrN Coating by Cathodic Arc PVD Method on DIN1.2379 Cold Work Steel Substrate


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Uzun Kart E., Salman S., Türküz C., Ataş Bakdemir S.

International Metallurgy and Materials Congress-IMMC2021, İstanbul, Türkiye, 10 - 12 Haziran 2021, ss.347-350

  • Yayın Türü: Bildiri / Tam Metin Bildiri
  • Basıldığı Şehir: İstanbul
  • Basıldığı Ülke: Türkiye
  • Sayfa Sayıları: ss.347-350
  • Marmara Üniversitesi Adresli: Evet

Özet

In this work the influence of the number of layers and nitriding process was studied on the mechanical and tribological properties of multilayer TiCrN coating deposited on DIN 1.2379 cold work steel subsrate by cathodic arc deposition. By X-ray diffraction (XRD), a cubic crystal structure centered on the faces (FCC) was observed for all coatings. Atomic force microscopy determined that by nitrided layer, the roughness of coating decreased. By indentation it was found that the hardness (H) increases due to nitrided layer. By reciprocating wear test at 15N load, no change in the coefficient of friction was observed which was related to hardness and the roughness. According to the SEM /EDS results of the wear scar, oxide residues formed due to abrasive wear were not found in coated samples.