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23 742 (0,101s)

Výsledek výzkumu

Precipitation Effects in Cast, Heat-Treated and Cold-Rolled Aluminium AA7075 Alloy with Sc,Zr-Addition

The aluminium 7xxx series (Al-Zn-Mg-Cu-based) alloys are widely used in metalworking, transport industries as well as in space applications. The precipitation. Precipitation processes in the cast, cold-rolled and heat-treated alumin...

Condensed matter physics (including formerly solid state physics, supercond.)

  • 2021
  • C
  • Odkaz
Výsledek výzkumu

Experimental Verification of FEM Simulation of GMAW Welding

using precipitation hardenable Al alloys, e.g. series 7xxx, materials prone...

JR - Ostatní strojírenství

  • 2012
  • Jx
Výsledek výzkumu

Residual stress when face milling aluminium alloys

and 7xxx before and after the heat treatment using the method of drilling holes using...

Mechanical engineering

  • 2018
  • Jimp
  • Odkaz
Výsledek výzkumu

Role of small addition of Sc and Zr in clustering and precipitation phenomena induced in AA7075

A detailed characterization of phase transformations in the heat-treated commercial 7075 aluminum alloys without/with low Sc–Zr addition was carried out. Mechanical and electrical properties, thermal and corrosion behavior were compared to the micros...

Materials engineering

  • 2021
  • Jimp
  • Odkaz
Výsledek výzkumu

Precipitation Effects in Cast, Heat-Treated and Cold-Rolled Aluminium AA7075 Alloy with Sc,Zr-Addition

The commercial Al–Zn–Mg–Cu-based alloys (7xxx series) are widely used in metalworking, automotive and aircraft industries as well as in aeronautical applications. The positive effect of the Sc,Zr-addition on mechanical properties of...

Materials engineering

  • 2021
  • JSC
  • Odkaz
Výsledek výzkumu

Influence of Shielding Gas on GMA Welding of Al Alloys

The research is focused on influence of shielding gas on GMA welding process of precipitation hardenable Al alloys (6xxx and 7xxx). Pure argon of different gas flow 0-35 l/min, different Ar+He mixtures, up to 70 % He, active Ar+CO2 gases wer...

JR - Ostatní strojírenství

  • 2013
  • Jx
Výsledek výzkumu

Phase transformations in novel hot-deformed Al-Zn-Mg-Cu-Si-Mn-Fe (-Sc-Zr) alloys

Precipitation stages in the hot-deformed Al-5.28wt.%Zn-3.21wt.%Mg-1.48wt.%Cu-0.24wt.%Si-0.24wt.%Mn-0.14wt.%Fe(-0.23wt.%Sc-0.19wt.%Zr) alloys were investigated. Positron annihilation spectroscopy was employed for a study of vacancy assisted clustering...

Condensed matter physics (including formerly solid state physics, supercond.)

  • 2020
  • Jimp
  • Odkaz
Výsledek výzkumu

Annealing Effects in Cast Commercial Aluminium Al-Mg-Zn-Cu(-Sc-Zr) Alloys

Precipitation reactions of the cast Al-3.4 at%Mg-2.7 at%Zn-0.80 at%Cu-0.10 at%Fe-0.05 at%Si alloy with and without addition of 0.14 at%Sc and 0.06 at%Zr were characterized by electrical resistometry, electron microscopy, X-ray diffraction, thermal an...

Condensed matter physics (including formerly solid state physics, supercond.)

  • 2021
  • Jimp
  • Odkaz
Výsledek výzkumu

Documentation od Corrosion Damge on Block of Aluminum Alloy A 7075

. Susceptible to this type of attack are mainly AI-Zn-Mg-Cu alloys (AA 7XXX series...

Materials engineering

  • 2019
  • Vsouhrn
Výsledek výzkumu

Annealing Effects in Cast Commercial Aluminium Al-Mg-Zn-Cu(-Sc-Zr) Alloys

Precipitation reactions of the cast Al-3.4 at%Mg-2.7 at%Zn-0.80 at%Cu-0.10 at%Fe-0.05 at%Si alloy with and without addition of 0.14 at%Sc and 0.06 at%Zr were characterized by electrical resistometry, electron microscopy, X-ray diffraction, thermal an...

Materials engineering

  • 2021
  • Jimp
  • Odkaz
  • 1 - 10 z 23 742