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Приказ резултата 31-40 од 452
Effect of locally damaged elbow segments on the integrity and reliability of the heating system
(Institut za ispitivanje materijala, Beograd, 2016)
This paper presents the integrity and reliability evaluation of the heating system as a whole, based on results of metallographic tests performed on parent material and the ultrasonic measurement of wall thickness of elbows ...
Mehahička i strukturna svojstva spojeva od raznorodnih aluminijumskih legura zavarenih FSW postupkom / Mechanical and structural properties of friction stir weld of dissimilar aluminum alloys
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2017)
U radu su predstavljeni rezultati strukturnih i mehaničkih ispitivanja sučeonih spojeva raznorodnih aluminijumskih legura AlCu4,5Mg (AA2024) i AlMg4,5Mn (AA5083) zavarenih postupkom FSW. Primenom optimizovang alata za ...
Gamma Radiation Absorption Characteristics of Concrete with Components of Different Type Materials
(Polish Acad Sciences Inst Physics, Warsaw, 2010)
Nuclear facilities as nuclear power stations, nuclear research reactors, particle accelerators and linear accelerator in medical institution using concrete in building construction. The different type materials of the ...
Failure analysis of the end eye connection of the bucket wheel excavator portal tie-rod support
(Pergamon-Elsevier Science Ltd, Oxford, 2009)
This paper describes the failure analysis results of the bucket wheel excavator (BWE) portal tie-rod support. The results of finite elements analysis (FEA) point out the occurrence of pronounced stress concentration, whereby ...
The influence of high pressure on the properties of natural alumino-silicates
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2002)
U ovom radu analiziran je uticaj hladnog sinterovanja, tj. uticaj visokih pritisaka presovanja do 12 GPa na promene svojstava prirodnih alumosilikata. Izvršeno je ispitivanje hemijskog i minerološkog sastava i termičko ...
Nove metode za ispitivanje postojanosti kamenog agregata pomoću njegovih toplotnih svojstava / New testing methods for determination of stone aggregate durability based on its thermal properties
(Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd, 2009)
Novousvojeni srpski standardi SRPS EN 1367-5:2007 Određivanje otpornosti agregata prema toplotnom šoku i SRPS EN 1367-3:2008 Ispitivanje agregata bazalta iskuvavanjem na znake zonenbrand procesa su dve potpuno nove metode ...
Kinetics of thermal relaxation of cold sintered amorphous powder of 82Ni18P
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2002)
Metodom merenja električnog otpora u neizotermskim i izotermskim uslovima ispitan je proces termičke stabilizacije hladnosinterovanog amorfnog praha 82Ni18P. Pokazano je da se proces kristalizacije, praćen daljim sređivanjem ...
Direktive EU i standard EN 12341 - osnov za specifikaciju nove metode u imisionom određivanju čestica veličine 1oμm
(Poslovna politika AD, Beograd, 2005)
Postojeća regulativa Republike Srbije iz oblasti zaštite životne sredine predviđa, između ostalog, zaštitu vazduha kao preduzimanje mera sistematskog praćenja kvaliteta vazduha, i pri tom definiše suspendovane materije kao ...
Characterization of serbian raw clay materials based on >0.63 mm sieve residues
(InterCeram: International Ceramic Review, 2009)
Particle size is the effective diameter of a particle as measured by sedimentation, sieving, or micrometric methods. Particle sizes are expressed as classes with specific, effective diameter class limits. The main classes ...
Structural Integrity Assessment of Welded Pressure Vessel Produced of HSLA Steel
(Journal Iron Steel Research Editorial Board, Beijing, 2011)
Welded joint is a critical region of a welded structure. The operational safety of welded pressure equipment mostly depends on the behaviour of loaded weldments. Safety of welded structure is dependent on the properties ...