Effect of Cu and Mg on the corrosion behavior of 4004/Al-Mn-Cu-Mg-Si/4004 aluminum alloy brazing sheetXiaojie Jin, Pizhi Zhao, Shijie Guo, Wenjing Zhang, Nianmei Han, Yunlong Zhang and Guojun WangMATEC Web Conf., 326 (2020) 04001DOI: https://doi.org/10.1051/matecconf/202032604001