In this study, after a NiCr bond layer was deposited on a pearlitic, grey cast iron rotor disc of the kind used in a production passenger car (Toyota Corolla 1600 cc), Cr3C2-NiCr and Al2O3-TiO2powders were sprayed using High Velocity Oxygen Fuel(HVOF) and plasma spray processes, respectively. The discs were subjected to cosmetic corrosion test according to SAE J2334 test standard. Additionally, wear tests were carried out using a reciprocating wear tester by rubbing a 10 mm diameter Al2O3 ball on the specimens machined from rotor discs in salt solution. It was found that the Cr3C2-NiCr coating (HSCN) sprayed using HVOF method exhibited highest hardness and highest corrosion and wear resistances.Nakon nanošenja NiCr sloja na disk od sivog lijeva tipa koji se koristi u proizvodnji putničkog automobila (Toyota Corolla 1600 CC), Cr3C2-NiCr i Al2O3-TiO2 prašak je nanešen naštrcavanjem HVOF i plazma postupkom. Disk je izložen korozijskom ispitivanju sukladno standardu SAE J2334. Dodatno je provedeno ispitivanje na trošenje na testeru za uzajamno trošenje 10 mm zrna Al2O3 na uzorcima izrađenim iz rotacijskog diska u slanoj komori. Utvrđeno je da je Cr3C2-NiCr sloj (HSCN) naštrca HVOF postupkom pokazao veću tvrdoću i veću korozijsku postojanost i otpornost na koroziju