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pro vyhledávání: '"Anton Smolej"'
The superplasticity of friction stir processed Al-5Mg alloy with additions of scandium and zirconium
Autor:
Vukasin Dragojevic, Aleš Nagode, Damjan Klobčar, Edvard Slacek, Samo Smolej, Anton Smolej, Brane Skaza
Publikováno v:
International Journal of Materials Research. 105:1218-1226
The paper describes the effect of minor additions of scandium and zirconium on the superplastic behaviour of friction stir processed Al-5Mg based alloy. The measurements included the flow curves and tensile elongations of (in wt.%) Al-5Mg-0.1Zr, Al-5
Publikováno v:
Welding in the World. 59:269-281
A parametric study of friction stir spot welding (FSSW) of lap joints in aluminium alloy 5754 using a pinless tool with scrolled shoulder is presented. Experimental plan was done according to the response surface methodology (RSM), where tool rotatio
Autor:
Aleš Nagode, Vukasin Dragojevic, Brane Skaza, Damjan Klobčar, Samo Smolej, Edvard Slacek, Anton Smolej
Publikováno v:
Materials Science and Engineering: A. 590:239-245
The article describes the effect of friction stir processing (FSP) on the superplastic behaviour of the Al–4.5 Mg alloy containing Sc and Zr. The results yielded by the FSPed sheet were compared with the superplastic behaviour of the same alloy pro
Autor:
Anton Smolej, Brane Skaza, Vukasin Dragojevic, Edvard Slacek, Boštjan Markoli, Damjan Klobčar
Publikováno v:
Materials Science Forum. :395-401
The aim of the present investigation was to determine and to compare the superplastic behaviour of the AA5083 (Al-Mg-Mn) alloy with Sc and Zr additions. The investigated alloys were processed to form sheets by conventional hot and cold rolling. The s
Publikováno v:
Journal of Materials Engineering and Performance. 19:221-230
This article describes the superplastic behavior of the Al-4.5Mg-0.46Mn-0.44Sc alloy. The investigated alloy was produced by casting and was conventionally processed to form a sheet with a thickness of 1.9 mm and an average grain size of 11 μm. The
Publikováno v:
Materials Characterization. 59:1458-1465
This work deals with the influence of TiB2 particles already present, and added in the form of Al–5Ti–1B grain refiner, on the effectiveness of Al–3Ti–0.15C grain refiner in an Al–Fe alloy. We found that Al–3Ti–0.15C grain refiner is in
Publikováno v:
Tribology International. 40:374-384
A newly designed “block-on-cylinder” wear resistance testing rig, which allows testing at higher contact pressures than conventional testing methods, was used to elucidate the effect of an iron nitride compound layer (white layer) on the wear res
Publikováno v:
JSME International Journal Series C. 49:121-127
Dies made from AISI H10 die steel with narrow and deep gaps were nitrided by various manufacturers of equipment for ionic and gas nitriding. The manufacturers chose the optimum nitriding parameters themselves, based on their experience with extrusion
Publikováno v:
Journal of Materials Processing Technology. 118:397-402
Aluminium AA7475 alloy (Al–Zn–Mg–Cu) was thermomechanically treated by four procedures which included various combinations of rolling, solution annealing, quenching and overageing. The influence of these treatment procedures on the size and the
Publikováno v:
Journal of Materials Processing Technology. 53:373-384
The influence of the cooling rate after the homogenizing of free-cutting AlMgSiPb alloy on the stresses required for deformation after various times of heating onto the working temperature was determined. After the direct extrusion the alloy was trea