The corrosion of X70 steel in (NH_4)_2CO_3 solutions was controlled by the anode process. The inhibition efficiency reached the max value of 91.5% with 80?mg/L benztotriazole in 0.05mol/L (NH_4)_2CO_3 solution.

• 结果显示:X70钢在(NH4)2CO3溶液中的腐蚀为阳极过程控制；在0.；05mol/L(NH4)2CO3溶液中加入80mg/L苯并三氮唑时；缓蚀率达最大值91