Laser processing techniques for surface property enhancement: Focus on material advancement
The conventional techniques exhibit several limitations including weak bonding strength,
shrinkage defects, micro-delamination and porosity, which duly have a synergistic effect on …
shrinkage defects, micro-delamination and porosity, which duly have a synergistic effect on …
Improvement of high velocity oxy-fuel spray coatings by thermal post-treatments: A critical review
The high velocity oxy-fuel (HVOF) spraying process has been employed for applying
engineering coatings on various industrial parts and components. Recently, post-spray …
engineering coatings on various industrial parts and components. Recently, post-spray …
Microstructure, hardness and slurry erosion-wear behaviors of high-speed laser cladding Stellite 6 coatings prepared by the inside-beam powder feeding method
Z Yang, Y Jian, Z Chen, H Qi, Z Huang, G Huang… - Journal of Materials …, 2022 - Elsevier
Stellite 6 alloy has been considered a promising coating for hydro-turbine parts owing to
excellent erosion resistance. In the present work, Stellite 6 coatings have been prepared by …
excellent erosion resistance. In the present work, Stellite 6 coatings have been prepared by …
Surface modification of grey cast iron by laser cladding for automotive brake disc application
Abstract In this research, Laser Cladding (LC) of three different alloys powders, two iron-
based (AISI 4140 and SS420) and a Cobalt-based (Stellite 6) was performed on a Grey Cast …
based (AISI 4140 and SS420) and a Cobalt-based (Stellite 6) was performed on a Grey Cast …
Influence of buffer layer on surface and tribomechanical properties of laser cladded Stellite 6
Wear resistance coatings of Stellite 6 were deposited on SS316 substrate by blending a
buffer layer of Inconel 625 with varying Linear Heat Inputs (LHI). The mechanical and …
buffer layer of Inconel 625 with varying Linear Heat Inputs (LHI). The mechanical and …
Impact wear of the Co-based HVOF-sprayed coatings
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 …
the dynamic impact test, the indenter successively impacts the same place of the sample …
Microstructure and mechanical properties of Co-based alloy coatings fabricated by laser cladding and plasma arc spray welding
J Zhao, Q Gao, H Wang, F Shu, H Zhao, W He… - Journal of Alloys and …, 2019 - Elsevier
The presented paper concerned a comparison of microstructural characters and mechanical
performances between the cobalt based alloy (Co-based) coatings of the same chemical …
performances between the cobalt based alloy (Co-based) coatings of the same chemical …
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 …
HVOF spraying, systematically varying the process parameter settings. By operating the …
Microabrasive wear behavior of different stellites obtained by laser cladding and casting processes
AC Bozzi, FD Ramos, DBO Vargas - Wear, 2023 - Elsevier
Cobalt superalloys are used in several applications, mainly involving corrosive
environments and high temperatures, in which wear and corrosion resistance are key factors …
environments and high temperatures, in which wear and corrosion resistance are key factors …
Effect of nitrogen ion implantation on the cavitation erosion resistance and cobalt-based solid solution phase transformations of HIPed stellite 6
From the wide range of engineering materials traditional Stellite 6 (cobalt alloy) exhibits
excellent resistance to cavitation erosion (CE). Nonetheless, the influence of ion …
excellent resistance to cavitation erosion (CE). Nonetheless, the influence of ion …