A Erman Tekkaya; Nooman Ben Khalifa's Advances on hot extrusion and simulation of light alloys : PDF

By A Erman Tekkaya; Nooman Ben Khalifa

ISBN-10: 3038133647

ISBN-13: 9783038133643

Show description

Read or Download Advances on hot extrusion and simulation of light alloys : selected, peer reviewed papers from the International Conference on Extrusion and Benchmark (ICEB), Dortmund 2009, Germany, September 16.-17. 2009 PDF

Best light books

Get Third Generation Photovoltaics: Advanced Solar Conversions PDF

Photovoltaics, the direct conversion of solar to electrical energy, is now the quickest turning out to be know-how for electrical energy iteration. current "first new release" items use an identical silicon wafers as in microelectronics. "Second iteration" thin-films, now getting into the industry, have the capability to tremendously enhance the economics by way of getting rid of fabric expenses.

Get Intermediate Optical Design PDF

This moment quantity in keeping with Michael Kidger's renowned brief classes and workshops is geared toward readers already accustomed to the innovations offered in primary Optical layout (SPIE Press Vol. PM92). It starts with a sweeping dialogue of optimization that's written with the person in brain, and maintains with a different examine the position of higher-order aberrations.

New PDF release: Corrosion Issues in Light Water Reactors. Stress Corrosion

Pressure corrosion cracking is a huge challenge in mild water nuclear reactors, no matter if pressurised water reactors (PWRs) or boiling water reactors (BWRs). The nuclear should be in a position to expect the provider lifetime of those strength vegetation and improve acceptable upkeep and service practices to make sure secure long-term operation.

Additional info for Advances on hot extrusion and simulation of light alloys : selected, peer reviewed papers from the International Conference on Extrusion and Benchmark (ICEB), Dortmund 2009, Germany, September 16.-17. 2009

Sample text

For HSFE materials such as aluminum the evolution of microstructure is explained with continuous (cDRX) and geometric (gDRX) dynamic recrystallization and the dynamic recovery (DRV) theories in the literature. The DRV theory is described in [4, 5] by McQueen et al.. The subgrains have a constant size during forming, and the wall and internal dislocation densities are also constant. While the grains 36 Advances on Hot Extrusion and Simulation of Light Alloys are elongated, the subgrains are still equiaxed, this leads to an increasing length of high angle boundaries and that the subgrains are continually rearranged.

Key Engineering Materials Vol. 424 41 Acknowledgments This work was carried out with the financial support of the Researcher Group 922 (FOR 922), funded by the German Research Foundation (DFG). This support is greatly acknowledged. References [1] E. D. : Effects of Extrusion Parameters on Coarse Grain Surfache Layer in 6xxx Series Extrusions, ET 2004; [2] M. Schikorra, L. Donati, L. E. Tekkaya: Microstructure analysis of aluminum extrusion: Prediction of microstructure on AA6060 alloy, Journal of Materials Processing Technology, Volume 201 (2008), pp.

The quenched sample exhibits a distinct subgrain structure with high stored deformation energy, coarse elongated grains and small subgrains whereas the air cooled sample shows a coarsened subgrain structure and new formed high angle grain boundaries during static recrystallization. Key Engineering Materials Vol. 424 (a) 33 (b) Fig. 5: Grain structure EBSD image of the AA6082 according to different post treatments: (a) Water quenched and (b) air cooled sample after the extrusion process. The influene of static recrystallization can be clearly seen.

Download PDF sample

Advances on hot extrusion and simulation of light alloys : selected, peer reviewed papers from the International Conference on Extrusion and Benchmark (ICEB), Dortmund 2009, Germany, September 16.-17. 2009 by A Erman Tekkaya; Nooman Ben Khalifa


by Kevin
4.1

Rated 4.21 of 5 – based on 27 votes