Претраживање
Приказ резултата 121-130 од 147
Impact of choice of stabilized hysteresis loop on the end result of investigation of high-strength low-alloy (HSLA) steel on low cycle fatigue
(Croatian Metallurgical Soc, Zagreb, 2014)
High strength low-alloy steel under low cycle fatigue at a certain level of strain controlled achieve stabilized condition. During the fatigue loading stabilized hysteresis loop is determined, which typical cycle of ...
Karakteristike portland cementa sa dodatkom metakaolina dobijenog kalcinacijom domaće kaolinske gline / Characteristics of Portland cement with addition of metakaolin obtained by calcinations of domestic kaolin clay
(Društvo za ispitivanje i istraživanje materijala i konstrukcija Srbije, Beograd, 2010)
U Institutu za ispitivanje materijala IMS-Beograd razvijena je tehnologija za dobijanje pucolanskog dodatka - metakaolina iz domaće kaolinske gline Vrbica. Verifikacija pucolanskog ponašanja proizvedenog metakaolina izvršena ...
Dobijanje metakaolina termičkim tretmanom kaolinske gline / Thermal treatment of kaolin clay to obtain metakaolin
(Savez hemijskih inženjera, Beograd, 2010)
U radu su prikazani rezultati istraživanja dobijanja metakaolina termičkim tretmanom domaće kaolinske gline. Polazna sirovina je bila kaolinska glina sa ležišta Vrbica (Aranđelovački basen), čiji je sadržaj kaolinita oko ...
Mehaničke osobine zavarenih cevi izrađenih visokofrekventnim postupkom zavarivanja od čelika API J55 / Mechanical properties of welded pipes produced by high frequency welding of the steel API J55
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2010)
Izbor čelika, dimenzija i načina proizvodnje zaštitnih zavarenih cevi je deo procesa konstruisanja, jer je u uskoj vezi sa funkcijom cevi kao konstrukcijske celine u određenim uslovima eksploatacije za predviđeni vek ...
Repair of cracks detected in cast components of vertical Kaplan turbine rotor hub
(Institut za ispitivanje materijala, Beograd, 2019)
During the revitalization of the hydroelectric generating station A4 at the hydro power plant 'Djerdap 1', all of its parts are subjected to non-destructive testing. Cracks are detected in cast part of generator rotor hub, ...
Analiza stanja vitalne čelične konstrukcije kabine rukovaoca rotornog bagera nakon havarije i sanacije / State analysis of the vital steel structure of the bucket-wheel reclaimer operators cabin after the breakdown and the rehabilitation
(Institut IMK "14. oktobar", Kruševac, 2019)
Na deponiji uglja termoelektrane "Nikola Tesla A" u Obrenovcu (Srbija), rade dva rotorna bagera interne oznake DU1 i DU2, koji su proizved francuske fabrike "Ameco" i kreću se po kružnoj stazi (tzv. polarna staza), uz ...
Failure analysis of the mobile elevating work platform
(Elsevier Ltd, 2015)
This paper presents an investigation of the accident which occurred during startup of the extending structure from the transport position. In order to clarify the causes of crack occurrence along almost the entire surface ...
Cavitation damages morphology of high-strength low-alloy steel
(Faculty of Metallurgy, 2016)
This paper presents the research into behaviour of HSLA steel affected by cavitation. The parent material (PM) and simulated heat-affected zone (SHAZ) were studied. Ultrasonic vibratory cavitation test was performed in ...
The new tool insert design for prevention the rotation of horizontal wire during shear testing of welded fabric
(Savez inženjera metalurgije Srbije, Beograd, 2019)
Many new requirements in the field of experimental mechanics, like testing of metallic materials, emphasize traceability and accuracy of test results as the end goal. These requirements have energy efficiency context too, ...
Chemometric Analysis of Alternations in Coal Ash Quality Induced by Application of Different Mechano-chemical Processing Parameters
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2017)
The coal fly ash mechano-chemical activation conducted via high energy ultra-centrifugal mill was optimized using mathematical and statistical tools. The aim of the investigation was to accent the merits of alternations ...