Effect of thermal expansion on the high temperature wear resistance of Ni-20% Cr detonation spray coating on IN718 substrate

N Purushotham, NL Parthasarathi, PS Babu… - Surface and Coatings …, 2023 - Elsevier
The temperature-dependent materials properties on the dry sliding wear resistance of the
detonation sprayed Ni-20% Cr coating have been studied. In-situ high-temperature X-ray …

Elevated temperatures erosion wear behavior of HVOF sprayed WC-Co-Cr/Mo coatings on Ti6Al4V substrate

N Behera, SR Medabalimi, MR Ramesh - Surface and Coatings Technology, 2023 - Elsevier
The present research aims to investigate the effect of different impact angles and
temperatures on volumetric erosion loss of WC-Co-Cr coating containing 10 wt% Mo. The …

High temperature sliding wear behavior of detonation sprayed Ni-5wt% Al coating

N Purushotham, NL Parthasarathi, G Sivakumar… - Wear, 2023 - Elsevier
The tribological behavior of detonation (DSC) sprayed Ni-5% wtAl coatings at room
temperature (25° C) and elevated temperature (850° C) has been studied in this work. Dry …

Effect of Impact Angles and Temperatures on the Solid Particle Erosion Behavior of HVOF Sprayed WC-Co/NiCr/Mo and Cr3C2-CoNiCrAlY Coatings

N Behera, S Medabalimi, MR Ramesh - Journal of Thermal Spray …, 2023 - Springer
Extreme erosion wear from elevated temperature caused by the impact of entrained solid
particles in the fluid stream primarily affects aerospace components and marine parts. This …

In situ high-temperature X-ray diffraction study on atmospheric plasma and detonation sprayed Ni-5 wt.% Al coatings

N Purushotham, K Santhy, P Suresh Babu… - Journal of Thermal …, 2023 - Springer
In situ high-temperature x-ray diffraction (HT-XRD) was used in the present study to assess
the coefficient of thermal expansion and recrystallization of Ni-5 wt.% Al coatings …

Tribological behavior of NiCrAlY/Al2O3/h-BN metal-ceramic composite coatings at wide temperature range by detonation spraying

Z Zhu, L Wei, J Chen, J Cheng, W Chen, S Zhu, J Yang - Wear, 2024 - Elsevier
In this study, NiCrAlY based metal-ceramic composite coatings containing 30 wt%(Al 2 O 3+
h-BN) are prepared using advanced detonation spraying technology. A thorough …

The Effect of Detonation Frequency on the Linear Reciprocating Wear Behavior of Detonation Sprayed Ni-20% Cr Coatings at Elevated Temperatures

R Prasad, N Purushotham, GV Preetham Kumar… - Journal of Materials …, 2024 - Springer
The study explores the impact of detonation frequency (3 and 6 Hz) on the temperature-
dependent linear reciprocating wear behavior of Ni-20% Cr coatings deposited by …

Effect of temperature on wear and friction performance of WC-Co and Cr3C2 reinforced with 17-4PH Fe-based composite coatings

TV Chandramouli, S Joladarashi, MR Ramesh… - Welding in the …, 2024 - Springer
Surface protection is crucial in industrial equipment and tools to prevent wear and friction in
harsh environments, particularly at high temperatures, where anti-friction coatings are …

Microstructure, Mechanical Properties, and Tribological Properties of Fe-Based Composite Coatings Reinforced with WC-Co and Cr3C2

TV Chandramouli, S Joladarashi, MR Ramesh… - Journal of Materials …, 2024 - Springer
Fe-based (stainless steel 316L) coatings are widely employed in the aerospace, chemical
processing, petrochemical, and marine industries owing to their low and stable price …