3.5%NaCl溶液中硝基巴比妥酸对AZ31B与AZ91D镁合金腐蚀的缓蚀作用及机理研究

翟亚如, 熊金平, 赵景茂

Corrosion Inhibition Performance of Nitrobarbituric Acid on Mg-alloys AZ31B and AZ91D in 3.5%NaCl Solution

ZHAI Yaru, XIONG Jinping, ZHAO Jingmao

表7 AZ31B和AZ91D在35 ℃下的含有1 g/L NBA的3.5%NaCl溶液中浸泡不同时间时的溶液pH值

Table 7 pH values of 3.5%NaCl solution containing 1 g/L NBA for different immersion time at 35 ℃ for AZ31B and AZ91D

Time / h 0 3 6 9 24 48 72 AZ31B 3 5 7 8 9 10 10 AZ91D 3 4 5 6 7 7 7