Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators

The aim of this paper was to determine the effect of surface roughness of cavitation generators made from two different materials: P265GH steel, with a ferritic-pearlitic structure, and X2CrNi18-9 (304L) steel with an austenitic structure on the mass loss and cavitation wear. Cavitation generators w...

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Main Authors: Tomasz Linek, Tomasz Tanski, Wojciech Borek
Format: Article
Language:English
Published: University of Žilina 2018-09-01
Series:Communications
Subjects:
Online Access:https://komunikacie.uniza.sk/artkey/csl-201803-0009_influence-of-surface-roughness-on-the-cavitation-wear-of-p265gh-and-x2crni18-9-steel-cavitation-generators.php
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author Tomasz Linek
Tomasz Tanski
Wojciech Borek
author_facet Tomasz Linek
Tomasz Tanski
Wojciech Borek
author_sort Tomasz Linek
collection DOAJ
description The aim of this paper was to determine the effect of surface roughness of cavitation generators made from two different materials: P265GH steel, with a ferritic-pearlitic structure, and X2CrNi18-9 (304L) steel with an austenitic structure on the mass loss and cavitation wear. Cavitation generators were tested in the conditions of cavitation wear environment continuously for 500 PMHs in a specially designed and constructed author's stream and flow device. Based on the carried out experiments was confirmed that the highest mass loss - 0.1752 g is seen for a sample of P265GH steel wet sanded with paper with the grain size of 1000. The smallest mass loss was recorded for the cavitation generator made of X2CrNi18-9 (304L) steel, sanded with sandpaper with the grain size of 2500. Certainly, the smallest number of cavitation wear effects was found for a cavitation generator made of austenitic steel X2CrNi18-9 (304L). Few places were identified based on macroscopic photographs, especially near the edges of the straight-through openings, but their number was much smaller than for the ferritic-pearlitic steel, which is associated most of all with the properties of austenitic chromium - nickel steel.
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spelling doaj.art-3c03bb83cbc24f4c81a459ef06ec0d2f2023-04-14T06:31:45ZengUniversity of ŽilinaCommunications1335-42052585-78782018-09-01203485410.26552/com.C.2018.3.48-54csl-201803-0009Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation GeneratorsTomasz Linek0Tomasz Tanski1Wojciech Borek2Odlewnie Polskie S.A, Starachowice, Poland and Institute of Engineering Materials and Biomaterials, Silesian University of Technology, Gliwice, PolandInstitute of Engineering Materials and Biomaterials, Silesian University of Technology, Gliwice, PolandInstitute of Engineering Materials and Biomaterials, Silesian University of Technology, Gliwice, PolandThe aim of this paper was to determine the effect of surface roughness of cavitation generators made from two different materials: P265GH steel, with a ferritic-pearlitic structure, and X2CrNi18-9 (304L) steel with an austenitic structure on the mass loss and cavitation wear. Cavitation generators were tested in the conditions of cavitation wear environment continuously for 500 PMHs in a specially designed and constructed author's stream and flow device. Based on the carried out experiments was confirmed that the highest mass loss - 0.1752 g is seen for a sample of P265GH steel wet sanded with paper with the grain size of 1000. The smallest mass loss was recorded for the cavitation generator made of X2CrNi18-9 (304L) steel, sanded with sandpaper with the grain size of 2500. Certainly, the smallest number of cavitation wear effects was found for a cavitation generator made of austenitic steel X2CrNi18-9 (304L). Few places were identified based on macroscopic photographs, especially near the edges of the straight-through openings, but their number was much smaller than for the ferritic-pearlitic steel, which is associated most of all with the properties of austenitic chromium - nickel steel.https://komunikacie.uniza.sk/artkey/csl-201803-0009_influence-of-surface-roughness-on-the-cavitation-wear-of-p265gh-and-x2crni18-9-steel-cavitation-generators.phpcavitationcavitation wearcavitation generatorssurface roughnessmass lossp265gh steelx2crni18-9 (304l) steel
spellingShingle Tomasz Linek
Tomasz Tanski
Wojciech Borek
Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators
Communications
cavitation
cavitation wear
cavitation generators
surface roughness
mass loss
p265gh steel
x2crni18-9 (304l) steel
title Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators
title_full Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators
title_fullStr Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators
title_full_unstemmed Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators
title_short Influence of Surface Roughness on the Cavitation Wear of P265GH and X2CrNi18-9 Steel Cavitation Generators
title_sort influence of surface roughness on the cavitation wear of p265gh and x2crni18 9 steel cavitation generators
topic cavitation
cavitation wear
cavitation generators
surface roughness
mass loss
p265gh steel
x2crni18-9 (304l) steel
url https://komunikacie.uniza.sk/artkey/csl-201803-0009_influence-of-surface-roughness-on-the-cavitation-wear-of-p265gh-and-x2crni18-9-steel-cavitation-generators.php
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AT tomasztanski influenceofsurfaceroughnessonthecavitationwearofp265ghandx2crni189steelcavitationgenerators
AT wojciechborek influenceofsurfaceroughnessonthecavitationwearofp265ghandx2crni189steelcavitationgenerators