利用电化学技术以及表面形貌分析对LaFe11.6Si1.4合金在水溶液中的缓蚀进行研究.结果显示,不同浓度的Na2WO4以及低浓度的NaH2PO4溶液对合金均有显著的缓蚀作用.这主要是由于加入缓蚀剂后,材料的阳极溶解反应被有效抑制,并且在低浓度下由于缓慢的扩散过程阻碍了反应的进行,从而最终抑制腐蚀的发生.
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