Tribological behaviors of CrN/Cr3C2-NiCr duplex coating at elevated temperatures

• Published in: Surface & coatings technology Vol. 378; p. 124926
• Main Authors: Li, Wensheng, Tang, Pengjun, Shang, Lunling, He, Dongqing, Wang, Liping, Zhang, Guangan, Jin, Keyu
• Format: Journal Article
• Language: English
• Published: Lausanne Elsevier B.V 25.11.2019; Elsevier BV
• Subjects: Abrasive wear; Adhesive strength; Adhesive wear; Aluminum oxide; Arc deposition; Bearing capacity; Coefficient of friction; Duplex coating; Elevated temperatures; High temperature; Impact resistance; Interlayers; Ion plating; Mechanical properties; Oxidation; Oxy-fuel; Protective coatings; Shock resistance; Sliding; Substrates; Surface hardness; Thermal expansion; Thermal resistance; Thermal shock; Tribological behaviors; Tribology; Wear mechanisms; Wear resistance; Elevated temperatures; Duplex coating; Wear mechanisms; Tribological behaviors

Duplex coating, composing of a thick Cr3C2-NiCr interlayer and a top CrN film, were deposited by high velocity oxy-fuel (HVOF) and arc ion plating technologies, and the microstructure, mechanical properties and thermal shock resistance of the duplex coating were investigated compared to those of the...