2Cr-1Ni-1.2Mo-0.2V钢在NH4H2PO4溶液中的电化学腐蚀行为研究

王通, 孟惠民, 葛鹏飞, 李全德, 巩秀芳, 倪荣, 姜英, 龚显龙, 戴君, 隆彬

Electrochemical Corrosion Behavior of 2Cr-1Ni-1.2Mo-0.2V Steel in NH4H2PO4 Solution

WANG Tong, MENG Huimin, GE Pengfei, LI Quande, GONG Xiufang, NI Rong, JIANG Ying, GONG Xianlong, DAI Jun, LONG Bin

图6 1R钢在不同浓度NH4H2PO4溶液中形成的内层腐蚀产物膜中Fe 2p3/2,Cr2p3/2和Mo 3d XPS图谱

Fig.6 Fe 2p3/2 (a-d), Cr2p3/2 (e-h) and Mo 3d (i-l) XPS spectra of the inner corrosion product film on the 1R steel immersed in 30 mmol/L (a, e, j), 60 mmol/L (b, f, i), 90 mmol/L (c, g, k), 120 mmol/L (d, h, l) NH4H2PO4 solution for 20 h