原位自生TiB2/Al基复合材料的腐蚀防护技术研究现状

王浩伟, 赵德超, 汪明亮

A Review of the Corrosion Protection Technology on In SituTiB2/Al Composites

WANG Haowei, ZHAO Dechao, WANG Mingliang

图5 电沉积铝层在不同沉积时间下的SEM像及其对应的形成机制，基体上形成的二维和三维铝晶核示意图，纯Al、A356、TiB2/A356复合材料和TiB2/A356复合材料电沉积铝层在3.5%NaCl溶液中的极化曲线[30]

Fig.5 SEM micrographs of electrodeposited aluminum coating deposited at deposition time of 1 min (a), 5 min (b), 10 min (c), and 45 min (d), and corresponding formation mechanisms (a1-d1); the schematic illustrations for two-dimensional (e) and three-dimensional (f) nucleation on substrate, and potentiodynamic polarization curves of pure Al, A356, TiB2/A356 composite, and Al-coated TiB2/A356 composite in a 3.5%NaCl solution (g)[30] (r—length of the cube)