Results 11 to 20 of about 8,523 (209)

HIGH VELOCITY OXY - FUEL COATINGS TRIBOLOGY: A CRITICAL REVIEW [PDF]

Proceedings on Engineering Sciences
High velocity oxy-fuel (HVOF) coating is a widely used thermal spray technique for applying wear-resistant coatings on metallic surfaces. The primary objective of this review is to provide an overview of the tribological properties of HVOF coatings.
Balachandra P Shetty , G J Naveen Sambhram , Shailesh Rao A   +2 more
doaj   +1 more source

Surface modification of HVOF thermal sprayed WC–CoCr coatings by laser treatment [PDF]

, 2010
In this work the affects of laser characteristics on microstructure and microhardness of high velocity oxygen fuel sprayed (HVOF) WC–CoCr coatings were investigated.
A. Forn, AK Maiti, B Wielage, BE Bodger, BS Mann, D. Brabazon, E Cappelli, E. Chikarakara, G Barbezat, IM Hutchings, J Mateos, J. A. Picas, JKN Murthy, M. Punset, P Serra, RJK Wood, S. Aqida, S. Naher, SH Zhang, TY Cho   +19 more
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بررسی قابلیت پوشش‌دهی SiC توسط فرآیندهای APS و HVOF از طریق روکش کاری نیکل-فسفر بر پودر اولیه [PDF]

نشریه مهندسی متالورژی و مواد
در این تحقیق، از پودر کاربید سیلیسیم (SiC) با اندازه ذرات 30 تا 45 میکرومتر و مورفولوژی نامنظم، جهت پوشش‌دهی در حمام الکترولس نیکل استفاده شد. تاثیر پارامترهای خشن‌سازی سطح ذرات در محلول اسیدی و زمان فرآیند الکترولس بر یکنواختی و ضخامت پوشش Ni-P روی ذرات
پژمان زمانی مقدم, ضیاء والفی, مسعود میرجانی   +2 more
doaj   +1 more source

Modeling the effects of concentration of solid nanoparticles in liquid feedstock injection on high-velocity suspension flame spray process [PDF]

, 2016
This paper presents the effects of the concentration of solid nanoparticles in the liquid feedstock injection on the high-velocity suspension flame spray (HVSFS) process.
Arvind Kumar, Ebrahim Gozali, Espallargas N., Fauchais P. L., Gozali E., Hosseini S. S., Kuo K., Magnussen B. F., Mahrukh Mahrukh, Perry R. H., Ranz W. E., Ranz W. E., Sai Gu, Sobolev V. V., Spyros Kamnis   +14 more
core   +1 more source

Electrochemical Corrosion Behavior of High Velocity Oxy-Fuel (HVOF) Superalloy Coatings On Ductile Irons

Sakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2019
In this study, alloyed and unalloyed ductile irons(DI) were coated with two different Ni-based superalloy materials by HVOFmethod. Microstructure and phase analyzes of the coatings were performed byusing SEM, EDX, XRD methods.
Yusuf Kayalı, Aysel Büyüksağiş, Şükrü Talaş, Muhammet Karabaş, Yılmaz Yalçın   +4 more
doaj   +1 more source

Behaviour of shot peening combined with WC-Co HVOF coating under complex fretting wear and fretting fatigue loading conditions [PDF]

, 2006
This study investigated the fretting and fretting fatigue performance of tungsten carbide–cobalt (WC–Co) HVOF spray coating systems. Fretting wear and fretting fatigue tests of specimens with shot peening and WC–Co coatings on 30NiCrMo substrates were ...
A.M. Marechal, Araújo, Archard, Fouvry, Fouvry, Fridrici, J.M. Vernet, K. Kubiak, Kubiak, McGrann, Miguel, Nowell, S. Fouvry, Sauger, Szolwinski, Vincent, Voisin   +16 more
core   +2 more sources

Bonding mechanism from the impact of thermally sprayed solid particles [PDF]

, 2009
Power particles are mainly in solid state prior to impact on substrates from high velocity oxy-fuel (HVOF) thermal spraying. The bonding between particles and substrates is critical to ensure the quality of coating.
B. Jodoin, C.J. Li, D.L. Gilmore, D.Y. Tzou, G.S. Prakash, H. Assadi, J. Wu, M. Cherigui, M. Grujicic, M. Grujicic, N. Zeoli, N. Zeoli, R. Ghafouri-Azar, R. Kapoor, R.B. Clough, R.C. Dykhuizen, S. Gu, S. Gu, S. Gu, S. Kamnis, S. Kamnis, S. Kamnis, S. Kamnis, S. Kamnis, S. Kamnis, T.C. Hanson, T.H. Steenkiste Van, T.W. Wright, T.W. Wright, V. Mehdi-Nejad, W. Kohlhofer, Y.V. Kurochkin   +31 more
core   +1 more source

A comparative study on wear and corrosion behaviour of tungsten carbide-nickel and tungsten carbide-cobalt high velocity oxy-fuel (HVOF) for carbon steel blade [PDF]

, 2017
Nowadays, the demand of high wear and corrosion resistance of the components in various industry is increasing from time to time. Therefore, high velocity oxy-fuel (HVOF) thermal spray was introduced to protect machine components from wear and ...
Budd, Luke, Munch, Kirke L., Noble, Daniel W A, Noble, Daniel W.A., Row, Aryana, Wapstra, Erik, While, Geoffrey M.   +6 more
core   +4 more sources

Development of a fretting-fatigue mapping concept: The effect of material properties and surface treatments [PDF]

, 2009
Fretting-fatigue induced by combined localized cyclic contact motion and external bulk fatigue loadings may result in premature and dramatic failure of the contacting components.
Araújo, Araújo, Bueckner, Crossland, Dang Van, Dini, El Haddad, Fouvry, Fouvry, Fouvry, Fouvry, Fouvry, Fouvry, Fouvry, Giannakopoulos, Hills, Hills, Hills, Johnson, K. Kubiak, Kitagawa, Kubiak, McDiarmid, Mindlin, Mugadu, Nowell, Nowell, Proudhon, S. Fouvry, Szolwinski, Taylor, Waterhouse, Zhou   +32 more
core   +1 more source

Cr2C3–NiCr VPS thermal spray coatings as candidate for chromium replacement [PDF]

, 2013
The present investigation has been carried out with the aim of determining the tribological behavior of a VPS chromium carbide coating both in the as-deposited and heat-treated conditions. A commercial powder of Cr2C3–25% NiCr was sprayed employing a VPS
Chicot, Didier, Iost, Alain, Lesage, Jacky, Puchi-Cabrera, E.S., Staia, M.H., Suarez, M.   +5 more
core   +8 more sources