Corrosion behavior of X70 steel in lactic acid solutions with different concentration and different temperature was investigated by means of EIS and Linear Sweep Voltammetry(LSV).

• 运用交流阻抗(EIS)法和单线性扫描(LSV)法研究X70钢在乳酸溶液中的腐蚀行为；乳酸浓度和温度对X70钢腐蚀行为的影响.