弹性拉应力下Q235碳钢在5%NaCl盐雾中的成锈行为及其机理

李谦, 刘凯, 赵天亮

Rust Formation Behavior and Mechanism of Q235 Carbon Steel in 5%NaCl Salt Spray Under Elastic Tensile Stress

LI Qian, LIU Kai, ZHAO Tianliang

表1 不同弹性拉应力水平下Q235碳钢在5%NaCl盐雾中的腐蚀动力学拟合结果

Table 1 Corrosion kinetics fitting results of Q235 carbon steel with various elastic tensile stress levels in 5%NaCl salt spray

Stress level a b R2 0σs 0.0200 0.9154 0.9987 0.5σs 0.0228 0.9031 0.9981 0.8σs 0.0253 0.8835 0.9962 0.95σs 0.0308 0.8368 0.9898