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High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings

Research output: Other conference contributionPaper, poster or abstractScientific

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High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings. / Matikainen, Ville; Rubio Peregrina, Silvia; Ojala, Niko; Koivuluoto, Heli; Schubert, Jan; Houdková, Sarka; Vuoristo, Petri.

2018. Paper presented at International Thermal Spray Conference 2018, ITSC2018, Orlando, United States.

Research output: Other conference contributionPaper, poster or abstractScientific

Harvard

Matikainen, V, Rubio Peregrina, S, Ojala, N, Koivuluoto, H, Schubert, J, Houdková, S & Vuoristo, P 2018, 'High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings' Paper presented at International Thermal Spray Conference 2018, ITSC2018, Orlando, United States, 7/05/18 - 10/05/18, .

APA

Matikainen, V., Rubio Peregrina, S., Ojala, N., Koivuluoto, H., Schubert, J., Houdková, S., & Vuoristo, P. (2018). High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings. Paper presented at International Thermal Spray Conference 2018, ITSC2018, Orlando, United States.

Vancouver

Matikainen V, Rubio Peregrina S, Ojala N, Koivuluoto H, Schubert J, Houdková S et al. High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings. 2018. Paper presented at International Thermal Spray Conference 2018, ITSC2018, Orlando, United States.

Author

Matikainen, Ville ; Rubio Peregrina, Silvia ; Ojala, Niko ; Koivuluoto, Heli ; Schubert, Jan ; Houdková, Sarka ; Vuoristo, Petri. / High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings. Paper presented at International Thermal Spray Conference 2018, ITSC2018, Orlando, United States.

Bibtex - Download

@conference{5d016c0c436f4b968c7fcce15877c66a,
title = "High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings",
abstract = "Erosion of metallic components is often faced challenge for example in slurry pumps and hydro turbine components. The wear resistance of common metallic alloys can be significantly improved by applying a hardmetal coating by thermal spraying. Two hardmetal compositions (WC-10Co4Cr and Cr3C2-25NiCr) were sprayed with high velocity oxygen-fuel (HVOF) and high velocity air-fuel (HVAF) spray processes. Two carbide sizes were used for both compositions. The coatings were exposed to slurry erosion in a high speed slurry-pot tester with 33 wt{\%} quartz content in water. The HVAF sprayed coatings resulted in a significant improvement compared to HVOF sprayed coatings. Also, the finer carbide size in Cr3C2-25NiCr feedstock material improved the wear resistance compared to the conventional size. The wear resistance of cast 13-4 steel was improved 36 and 180 times by HVAF sprayed WC-10Co4Cr coating when tested with 2-3 mm and 0.1-0.6 mm quartz sands, respectively.",
author = "Ville Matikainen and {Rubio Peregrina}, Silvia and Niko Ojala and Heli Koivuluoto and Jan Schubert and Sarka Houdkov{\'a} and Petri Vuoristo",
year = "2018",
language = "English",
note = "International Thermal Spray Conference 2018, ITSC2018 ; Conference date: 07-05-2018 Through 10-05-2018",
url = "https://www.asminternational.org/web/itsc-2018",

}

RIS (suitable for import to EndNote) - Download

TY - CONF

T1 - High Speed Slurry-Pot Erosion Wear Testing of HVOF and HVAF Sprayed Hardmetal Coatings

AU - Matikainen, Ville

AU - Rubio Peregrina, Silvia

AU - Ojala, Niko

AU - Koivuluoto, Heli

AU - Schubert, Jan

AU - Houdková, Sarka

AU - Vuoristo, Petri

PY - 2018

Y1 - 2018

N2 - Erosion of metallic components is often faced challenge for example in slurry pumps and hydro turbine components. The wear resistance of common metallic alloys can be significantly improved by applying a hardmetal coating by thermal spraying. Two hardmetal compositions (WC-10Co4Cr and Cr3C2-25NiCr) were sprayed with high velocity oxygen-fuel (HVOF) and high velocity air-fuel (HVAF) spray processes. Two carbide sizes were used for both compositions. The coatings were exposed to slurry erosion in a high speed slurry-pot tester with 33 wt% quartz content in water. The HVAF sprayed coatings resulted in a significant improvement compared to HVOF sprayed coatings. Also, the finer carbide size in Cr3C2-25NiCr feedstock material improved the wear resistance compared to the conventional size. The wear resistance of cast 13-4 steel was improved 36 and 180 times by HVAF sprayed WC-10Co4Cr coating when tested with 2-3 mm and 0.1-0.6 mm quartz sands, respectively.

AB - Erosion of metallic components is often faced challenge for example in slurry pumps and hydro turbine components. The wear resistance of common metallic alloys can be significantly improved by applying a hardmetal coating by thermal spraying. Two hardmetal compositions (WC-10Co4Cr and Cr3C2-25NiCr) were sprayed with high velocity oxygen-fuel (HVOF) and high velocity air-fuel (HVAF) spray processes. Two carbide sizes were used for both compositions. The coatings were exposed to slurry erosion in a high speed slurry-pot tester with 33 wt% quartz content in water. The HVAF sprayed coatings resulted in a significant improvement compared to HVOF sprayed coatings. Also, the finer carbide size in Cr3C2-25NiCr feedstock material improved the wear resistance compared to the conventional size. The wear resistance of cast 13-4 steel was improved 36 and 180 times by HVAF sprayed WC-10Co4Cr coating when tested with 2-3 mm and 0.1-0.6 mm quartz sands, respectively.

M3 - Paper, poster or abstract

ER -