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Приказ резултата 161-170 од 263
Determination of Residual Fatigue Life of Welded Structures at Bucket-Wheel Excavators through the Use of Fracture Mechanics
(Elsevier Science Bv, Amsterdam, 2018)
This paper presents a methodological approach for the assessment of service life of vital welded structures of a bucket-wheel excavator Sch Rs 650/5x24 ('Thyssen Krupp', Germany) boom, subjected to cyclic loading with a ...
Integrity assessment of vital beam components that enable conjoint operation of two bridge cranes
(Institut za ispitivanje materijala, Beograd, 2018)
Vital components of the beam that enable conjoint operation of two bridge cranes are braces and threaded spindle. The beam connects two bridge cranes with overall lifting capacity of 500 t (2 × 250 t) and enables their ...
Experimental examination of fatigue life of welded joint with stress concentration
(Gruppo Italiano Frattura, 2016)
This paper presents results of experimental examinations of stress concentration influence to fatigue life of butt welded joints with K-groove, produced from the most frequently used structural steel S355J2+N. One group ...
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 ...
Integrity and life estimation of turbine runner cover in a hydro power plant
(Gruppo Italiano Frattura, 2016)
This paper presents integrity and life estimation of turbine runner cover in a vertical pipe turbines, Kaplan 200 MW nominal output power, produced in Russia, and built in six hydro-generation units of hydroelectric power ...
Svojstva vatrostalnog veziva na bazi otpadnog materijala / Properties of refractory bonding agent based on waste material
(Društvo za ispitivanje i istraživanje materijala i konstrukcija Srbije, Beograd, 2012)
Leteći pepeo koji je deponovan na otvorenom predstavlja veliki rizik za prirodno okruženje. Održivo rešenje za sprečavanje zagađenja jeste primena letećeg pepela u građevinskim materijalima. Građevinski kompoziti - ...
Tertiary plutonic rocks of southern Serbia Vardar Zone as dimension stone
(Univerzitet u Beogradu - Rudarsko-geološki fakultet, Beograd, 2014)
Three granitoid plutons of south-Serbian part of the Vardar Zone, of Tertiary
age were studied in order to establish their potential for utilization as
dimension stone. These rocks vary in composition from ...
Procena čvrstoće pri pritisku betona sa prirodnim i recikliranim agregatom / The estimation of compressive strength of normal and recycled aggregate concrete
(Univerzitet u Nišu, Niš, 2011)
Procena čvrstoće pri pritisku se postavlja kao važan zadatak proizvođačima betona, naročito pri projektovanju betonskih mešavina i obezbeđenju zahtevanog kvaliteta proizvedenog betona. U radu je prikazano poređenje ...
Tertiary plutonic rocks of central and western Serbia Vardar zone as dimension stone
(Berg Fac Technical Univ Kosice, Kosice, 2013)
Five Tertiary granitoid plutons of central and western Serbia Vardar zone are examined in order to establish their potentiality for use as dimension stone. Field studies aimed at establishing the geological factors - ...