Performance of thermal-sprayed coatings to combat hot corrosion of coal-fired boiler tube and effect of process parameters and post-coating heat treatment on coating …

S Kumar, A Handa, V Chawla, NK Grover… - Surface …, 2021 - journals.sagepub.com
High-temperature corrosion of coal-fired boiler parts such as water walls and superheated
tubes poses a serious threat to the efficiency of the thermal power plant. To overcome this …

Microstructure, Mechanical, and Wear Properties of NiCr-Re-Al2O3 Coatings Deposited by HVOF, Atmospheric Plasma Spraying, and Laser Cladding

K Bochenek, W Węglewski, A Strojny-Nędza… - Journal of Thermal …, 2022 - Springer
Metallic coatings are often applied on steel tubes in power generation boilers to improve
their performance and extend the lifetime. Besides the high-temperature corrosion and …

Microstructure and sliding wear properties of HVOF sprayed, laser remelted and laser clad Stellite 6 coatings

Š Houdková, Z Pala, E Smazalová, M Vostřák… - Surface and Coatings …, 2017 - Elsevier
The microstructure and sliding wear properties of Co-Cr-W alloy (Stellite 6) coatings were
studied in the dependence on the deposition technology. The HVOF as-sprayed, laser …

Impact wear of the Co-based HVOF-sprayed coatings

J Daniel, Š Houdková, J Duliškovič, J Grossman - Tribology International, 2023 - Elsevier
The dynamic impact test is a tool for investigating the impact wear of the coated samples. In
the dynamic impact test, the indenter successively impacts the same place of the sample …

Properties of HVOF-sprayed Stellite-6 coatings

P Sassatelli, G Bolelli, ML Gualtieri, E Heinonen… - Surface and Coatings …, 2018 - Elsevier
Stellite-6 coatings were deposited onto AISI 304 stainless steel substrate by gas-fueled
HVOF spraying, systematically varying the process parameter settings. By operating the …

[HTML][HTML] Wear behavior of HVOF sprayed cobalt-based composite coatings reinforced with Cr3C2

AI Encalada, SA Alidokht, N Sharifi, P Stoyanov… - Wear, 2024 - Elsevier
Metal matrix composites are widely used to improve the wear resistance of materials, and,
among these composites, WC-Co and Cr 3 C 2-NiCr (metallic binders) are the most common …

Wear and corrosion performance of Stellite 6® coatings applied by HVOF spraying and GTAW hotwire cladding

CRC Lima, MJX Belém, HDC Fals… - Journal of Materials …, 2020 - Elsevier
Different coating technologies imply a large variation in the properties of the deposited
material. This work compares, for the first time, the wear and corrosion performance of …

Temporal evolution of microstructure and its influence on micromechanical and tribological properties of Stellite-6 cladding under aging treatment

J Xiong, Y Guo, F Nie, G Mao, J Yang, Q Zhou… - Journal of Materials …, 2023 - Springer
The degradation of components resulted from wear is unavoidable in service, which could
be partly solved by applying surface treatment technique. Stellite-6 cobalt-based alloy is …

Effects of cobalt content on the microstructure, mechanical properties and cavitation erosion resistance of HVOF sprayed coatings

J Liu, X Bai, T Chen, C Yuan - Coatings, 2019 - mdpi.com
Cobalt-based alloy coatings and WC-Co-based ceramic–metal (cermet) coatings have been
widely used because of their desirable mechanical properties and corrosion resistance. In …

Microstructures, mechanical properties and tribological behaviors of HVOF-sprayed CoMoCrSi alloy coatings before and after 800° C-annealed treatment

H Guo, B Li, P Yan, Z Wu - Journal of Alloys and Compounds, 2022 - Elsevier
The microstructures, mechanical properties and tribological behaviors in a wide temperature
range of high velocity oxygen fuel sprayed CoMoCrSi coatings before and after 800° C …