A novel wear-resistant Ni-based superalloy via high Cr-induced subsurface nanotwins and heterogeneous composite glaze layer at elevated temperatures

F Liang, A Meng, Y Sun, Z Chen, Z Jiang, Y Zhang… - Tribology …, 2023 - Elsevier
Tribo-induced structural and chemical modifications at elevated temperatures play
paramount roles in the tribological performance of Ni-based superalloys. Here, we report on …

High wear resistance and strength of Hastelloy X reinforced with TiC fabricated by laser powder bed fusion additive manufacturing

J Hu, X Lin, Y Hu - Applied Surface Science, 2024 - Elsevier
Hastelloy X (HX) alloy as a typical solid solution strengthened nickel-based superalloy, has
been widely used in the preparation of hot end components. The microstructure evolution …

Effect of alumina dispersion on oxidation behavior as well as friction and wear behavior of HVOF-sprayed CoCrAlYTaCSi coating at elevated temperature up to 1000° …

G Hou, Y An, X Zhao, H Zhou, J Chen - Acta Materialia, 2015 - Elsevier
CoCrAlYTaCSi alloy coating and CoCrAlYTaCSisingle bondAl 2 O 3 composite coating
were prepared on Inconel 718 alloy substrate by high velocity oxy-fuel (HVOF) spraying in …

Exploring elevated temperature fretting wear behaviour of wrought and laser powder bed fusion IN718 superalloy

CH Sathisha, Y Arivu, S Pramod, MR Sridhar… - Tribology …, 2024 - Elsevier
The study examines the fretting wear of the Laser Powder Bed Fusion (L-PBF) processed
IN718 alloy under gas turbine-like conditions. It involves a large (> 10 6) test cycle …

Microstructural, mechanical and wear behaviour of Inconel-718 produced through laser-powder bed-fused additive manufacturing

N Jeyaprakash, CH Yang… - Materials Science and …, 2021 - journals.sagepub.com
The present work deals with the microstructure, nanoindentation and wear behaviour of
Inconel-718 (IN-718) specimens fabricated through laser-powder bed fusion (L-PBF). To …

Fretting wear behavior of cobalt-Based superalloys at high temperature–A comparative study

A Korashy, H Attia, V Thomson, S Oskooei - Tribology International, 2020 - Elsevier
Superalloys are extensively used in the design of combustor components of aero engines
because they can withstand high temperature oxidizing environments, while maintaining …

[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 …

Characterization of fretting wear of cobalt-based superalloys at high temperature for aero-engine combustor components

A Korashy, H Attia, V Thomson, S Oskooei - Wear, 2015 - Elsevier
Cobalt-based superalloys are used in aero-engine combustor components due to their high
strength and wear resistance at elevated temperatures. The objective of this investigation is …

Temperature-dependent mechanical properties and crystal plasticity parameters for additively manufactured Haynes-214 alloy: Experiments and numerical modeling

MM Keleshteri, M Pourjam, JR Mayeur, K Hazeli - Additive Manufacturing, 2024 - Elsevier
Our experimental mechanical testing data demonstrated that the additively manufactured
(AM) laser powder bed fusion (L-PBF) Haynes-214 alloy exhibits non-linear mechanical …

Enhanced wear resistance of cobalt oxide over nickel oxide

A Roy, V Jalilvand, S Mohammadkhani, P Patel… - Tribology Letters, 2023 - Springer
Oxide-based coatings are being extensively investigated as potential solutions for high-
temperature solid lubrication owing to their high thermal and chemical stability. Therefore …