Fig. 33

Micrograph obtained with a stereo microscope on the surface of a chromatized and topcoated AA6060 after 27 thermal cycles (Reprinted from Electrochim Acta, 52, Andreatta F, Aldighieri P, Paussa L, Di Maggio R, Rossi S, Fedrizzi L, Electrochemical behaviour of ZrO2 sol-gel pre-treatments on AA6060 aluminium alloy, 7545–7555, Copyright (2007), with permission from Elsevier)