Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Petar JANJATOVIC"'
Publikováno v:
Medžiagotyra, Vol 30, Iss 4, Pp 568-575 (2024)
In this work, the morphology of the cavitation damage to centrifugally cast austenitic stainless alloys of the HP type was investigated. All specimens subjected to cavitation underwent detailed morphological analyses using light microscopy (LM) and s
Externí odkaz:
https://doaj.org/article/cb8057b94ea14252ab66aab113e82e57
Autor:
Plavka SKAKUN, Dragan RAJNOVIC, Petar JANJATOVIC, Dejan MOVRIN, Miroslav DRAMICANIN, Lucijano BERUS, Mirko FICKO
Publikováno v:
Medžiagotyra, Vol 30, Iss 1, Pp 40-46 (2024)
An experimental metallographic method for determining strain distribution in a cold formed workpiece is presented in this paper. The method, based on the dependence of recrystallized grain size on prior deformation, was applied to a bulk formed eleme
Externí odkaz:
https://doaj.org/article/b97470766ea94b349be90278ae6fb769
Publikováno v:
Tribology and Materials, Vol 1, Iss 2, Pp 61-69 (2022)
Metal-polymer-metal (MPM) sheets are sandwich panels used for housings of large industrial electric motors and generators, vehicle body panels, flooring, various bulkheads, wheel arching, engine and gearbox shielding, etc. Their main advantage over c
Externí odkaz:
https://doaj.org/article/d90c30a8ec1746dba7e24575243b8411
Autor:
Sebastian Balos, Danka Labus Zlatanovic, Nenad Kulundzic, Petar Janjatovic, Miroslav Dramicanin, Zorana Lanc, Miodrag Hadzistevic, Slobodan Radisic, Dragan Rajnovic, Milan Pecanac
Publikováno v:
Metals, Vol 13, Iss 7, p 1215 (2023)
Bobbin tool friction stir welding (BTFSW) is a variant of the FSW process which uses the special two-shoulder tool that forms the top and bottom of a weld surface. As such, a significant simplification of the welding setup is achieved. One of the dom
Externí odkaz:
https://doaj.org/article/4bb5c4d45fad4d39a77fd098450bdbc9
Autor:
Petar Janjatovic, Olivera Eric Cekic, Leposava Sidjanin, Sebastian Balos, Miroslav Dramicanin, Jasmina Grbovic Novakovic, Dragan Rajnovic
Publikováno v:
Metals, Vol 11, Iss 1, p 94 (2021)
Austempered ductile iron (ADI) is an advanced cast iron material that has a broad field of application and, among others, it is used in contact and for conveyance of fluids. However, it is noticed that in contact with some fluids, especially water, A
Externí odkaz:
https://doaj.org/article/4edc4578d7024e86801c45720d5bd698
Autor:
Lucijano Berus, Plavka Skakun, Dragan Rajnovic, Petar Janjatovic, Leposava Sidjanin, Mirko Ficko
Publikováno v:
Metals, Vol 10, Iss 10, p 1381 (2020)
This paper presents a novel approach for edge detection and concatenation. It applies the proposed method on a set of optical microscopy images of aluminium alloy Al 99.5% (ENAW1050A) samples with different grain size values. The performance of the p
Externí odkaz:
https://doaj.org/article/7bbaf53be1294960b02add42cda93743
Autor:
Plavka Skakun, Dragan Rajnovic, Petar Janjatovic, Sebastian Balos, Andrei Shishkin, Pavel Novak, Leposava Sidjanin
Publikováno v:
Metals, Vol 10, Iss 5, p 589 (2020)
In this study, an experimental, metallographic method for determining strain distribution in a cold extruded aluminum gear-like element, based on the dependence of recrystallized grain size on prior deformation, was devised in order to overcome desig
Externí odkaz:
https://doaj.org/article/dd5b6d059e404acba60642bdf309c53a
Autor:
Sebastian Balos, Petar Janjatovic, Miroslav Dramicanin, Danka Labus Zlatanovic, Branka Pilic, Pavel Hanus, Lucyna Jaworska
Publikováno v:
Metals, Vol 9, Iss 11, p 1186 (2019)
In this paper, the influence of TiO2 nanoparticle coating on cobalt-based electrodes was studied. Different coating treatment times were applied, and the results were compared to the hard-faced layer obtained with unmodified electrodes. The hard faci
Externí odkaz:
https://doaj.org/article/ff789a7e56a34569aa7c6e11e4da42f1
Autor:
Sebastian Balos, Miroslav Dramicanin, Petar Janjatovic, Ivan Zabunov, Branka Pilic, Saurav Goel, Magdalena Szutkowska
Publikováno v:
Metals, Vol 9, Iss 11, p 1187 (2019)
The aim of this study was to study the influence of TiO2 coating for its efficacy during the activated-tungsten inert gas (TIG) welding and to suppress the use of consumables that are rich in critical raw materials. Post-welding penetration depth, pa
Externí odkaz:
https://doaj.org/article/0c31a11802e94960a63fae6cd8c4fc0f
Autor:
Sebastian Balos, Miroslav Dramicanin, Petar Janjatovic, Ivan Zabunov, Damjan Klobcar, Matija Busic, Maria Luisa Grilli
Publikováno v:
Metals, Vol 9, Iss 5, p 567 (2019)
Besides a wide application in corrosion protection, wear resistance increase, providing thermal properties and power conversion, oxide coatings have found an alternative application in welding technology as catalysts of the tungsten inert gas (TIG) w
Externí odkaz:
https://doaj.org/article/760bd6a4bd924b77bdbfeb75c8972784