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Zavarivanje i ispitivanje zavarenog spoja čelika HARDOX 400 / Welding and testing of welded joints made of HARDOX 400
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2018)
Čelici HARDOX imaju široku primenu za izradu opreme izložene habanju. Visoku otpornost na habanje ovi čelici postižu zahvaljujući velikoj tvrdoći i čvrstoći uz odličnu žilavost. Povećanje tvrdoće i čvrstoće čelika je obično ...
Sinteza, karakterizacija i ispitivanje antioksidativne aktivnosti estarskih i amidnih derivata 2,6-dimetil-4-supstituisane-1,4-dihidropiridin-3,5-dikarboksilne kiseline / Synthesis, characterization and antioxidative assay of ester and amide derivates of 2,6-dimethyl-4-(substituted)-1,4dihydropyridine-3,5-dicarboxylic acid
(University of East Sarajevo, Faculty of Technology, 2018)
U ovom radu je izvršena sinteza šest estarskih derivata 2,6 dimetil4-supstituisane-1,4-dihidropiridin-3,5-dikarboksilne kiseline: dietil2,6-dimetil-4-fenil-1,4-dihidropiridin-3,5 dikarboksilata, dietil-2,6dimetil-4-(3'-n ...
Određivanje vrednosti unutrašnjeg pritiska koji će dovesti do plastične deformacije na modelu račve / Determination of internal pressure value causing pipe branch model to plastically deform
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2018)
Složenost geometrije posuda pod pritiskom obično predstavlja uzrok pojave koncentracije napona i deformacija. Savremeni pristup analize stanja napona i deformacija uključuje numerička i eksperimentalna ispitivanja. Svako ...
The effect of exploitation conditions on the damage of a roller reducer toothed shaft and its repair
(Univerzitet u Novom Sadu - Fakultet tehničkih nauka, Novi Sad, 2018)
This paper describes repair method of the toothed shaft of roller reducer located in Steelworks Smederevo facility, as well as the effects of exploitation conditions that have led to damage i.e. shaft fracture. After more ...
Life Cycle Impact Assessment of Miscanthus Crop for Sustainable Household Heating in Serbia
(MDPI, Basel, 2018)
This paper investigates the environmental impacts and energy benefits of the cultivation of Miscanthus (Miscanthus x giganteus Greef et Deu.), in order to initiate its use in sustainable household heating in the Republic ...
Determining the crack acceptability in the welded joints of a wind loaded cylindrical steel shell structure
(Pergamon-Elsevier Science Ltd, Oxford, 2018)
Engineering critical assessment can be considered as a mandatory request in the civil engineering designing and manufacturing process. The paper is presenting the procedure for determination of crack acceptability based ...
Possibility of Reducing the Overpressure of Shock Wave of Powder Gases around the Mortar
(Univ Osijek, Tech Fac, Slavonski Brod, 2018)
This paper resulted from the research of the overpressure of the shock wave of the powder gases, which occurs during firing of the mortar. Work encompasses modeling and computation of the overpressure field. Increasing ...
The impact of the temperature and exploitation time on the tensile properties and plain strain fracture toughness, K-Ic in characteristic areas of welded joint
(Gruppo Italiano Frattura, Cassino, 2018)
This paper presents the analysis of the temperature and exploitation time impact on the resistant measure to brittle fracture of welded joint constituents of the new and exploited low-alloyed Cr-Mo steel A-387 Gr. B from ...
Utvrđivanje opterećenja samovezujućeg kompozitnog cementa primenom metode 3D korelacije digitalnih slika / Strain determination of self-adhesive resin cement using 3D digital image correlation method
(Srpsko lekarsko društvo, Beograd, 2018)
Uvod/Cilj U nastojanju da se pojednostave stomatološke procedure uvedene su nove grupe kompozitnih cemenata - samoadhezivni, dvojnovezujući kompozitni cementi. Svojstva ovih cemenata mogu da variraju u velikoj meri. Jedan ...
Stress Analysis of Steel Structure Comprising Cylindrical Shell with Billboard Tower
(Univ Osijek, Tech Fac, Slavonski Brod, 2018)
In accordance with EN1993-1-1, in the definition of element classes, the tubular cross section elements are considered as class 3 for cross section that respects the relation: d/t lt = 90 epsilon(2). If for any cross ...