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Mehanička obrada pikosekundnim laserom osnovnog materijala i zavarenih spojeva legure Nimonik 263

dc.creatorPetronić, Sanja
dc.creatorBurzić, Meri
dc.creatorMilovanović, Dubravka
dc.creatorČolić, Katarina
dc.creatorRadovanović, Željko
dc.date.accessioned2021-03-10T12:42:58Z
dc.date.available2021-03-10T12:42:58Z
dc.date.issued2015
dc.identifier.issn0354-7965
dc.identifier.urihttp://TechnoRep.tmf.bg.ac.rs/handle/123456789/2956
dc.description.abstractLaser welding is a welding process with a high energy density and numerous advantages over conventional welding methods (narrow heat affected zone, lower heat input, less distortion, and the like.) Mechanical treatment laser is an innovative technique for improving the properties of fatigue resistance, abrasion and corrosion resistance. In this paper, mechanically processed by laser two groups of samples; base materials and laser welded joints. Sheets made of Ni superalloy 2mm thick -millisecond Nd: YAG laser, while the mechanical treatment made picosecond Nd: YAG laser. Welds are tensile tested, and microstructure was observed by optical and scanning electron microscopy. The microhardness was measured by Vickers method with a load of 10 N.en
dc.description.abstractLasersko zavarivanje je proces zavarivanja sa velikom gustinom energije i mnogobrojnim prednostima u odnosu na konvencionalne metode zavarivanja (uska zona uticaja toplote, manji unos toplote, manja distorzija i sl.) Mehanička obrada laserom je inovativna tehnika kojom se poboljšavaju karakteristike otpornosti na zamor, habanje i otpornost na koroziju. U ovom radu, mehanički su obrađene laserom dve grupe uzoraka; osnovnog materijala i laserski zavarenih spojeva. Limovi superlegure debljine 2mm su zavareni milisekundnim Nd:YAG laserom, dok je mehanička obada obavljena pikosekundnim Nd:YAG laserom. Zavareni spojevi su ispitani zatezanjem, a mikrostruktura je posmatrana optičkim i skenirajućim elektronskim mikroskopom. Mikrotvrdoća je merena po Vikersu sa opterećenjem od 10 N.sr
dc.publisherDUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd
dc.relationinfo:eu-repo/grantAgreement/MESTD/Technological Development (TD or TR)/35024/RS//
dc.relationinfo:eu-repo/grantAgreement/MESTD/Basic Research (BR or ON)/172019/RS//
dc.rightsopenAccess
dc.sourceZavarivanje i zavarene konstrukcije
dc.subjectlaser weldingen
dc.subjectlaser treatmenten
dc.subjecttensile testingen
dc.subjectmicrostructureen
dc.subjectsuperalloy Nien
dc.subjectzavarivanje laseromsr
dc.subjectobrada laseromsr
dc.subjectispitivanje zatezanjemsr
dc.subjectmikrostrukturasr
dc.subjectsuperlegura Nisr
dc.titlePicosecond laser shock peening of base Nimonic 263 material and laser welded Nimonic 263 alloyen
dc.titleMehanička obrada pikosekundnim laserom osnovnog materijala i zavarenih spojeva legure Nimonik 263sr
dc.typearticle
dc.rights.licenseARR
dc.citation.epage155
dc.citation.issue4
dc.citation.other60(4): 149-155
dc.citation.rankM51
dc.citation.spage149
dc.citation.volume60
dc.identifier.doi10.5937/zzk1504149P
dc.identifier.fulltexthttp://TechnoRep.tmf.bg.ac.rs/bitstream/id/9375/0354-79651504149P.pdf
dc.type.versionpublishedVersion


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