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Partial Grain Refinement in Al 3%Cu Alloy during ECAP at Elevated Temperatures

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Figure

Fig. 2Optical micrographs of Al-3%Cu alloy deformed by ECAP at 523 K up to strains: (a) " ¼ 1 (b) " ¼ 2, (c) " ¼ 4, (d) " ¼ 8,(e) " ¼ 12.
Fig. 5Changes in crystallite size with strain for Al-3%Cu. Transverse andlongitudinal sizes were measured in perpendicular and parallel directionsof developed microstructure.
Fig. 6Changes in the misorientation distribution of deformation-induced boundaries developed in Al-3%Cu alloy deformed by ECAPat 523 K.
Fig. 9Typical optical micrographs of Al-3%Cu alloy deformed up tostrain 12 at various temperatures: (a) 573 K, (b) 673 K, (c) 748 K
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