Q235钢结构件表面热镀锌层的应力腐蚀及其机理

赵骞, 张洁, 毛锐锐, 缪春辉, 卞亚飞, 滕越, 汤文明

Stress Corrosion and Its Mechanism of Hot-dip Galvanized Coating on Q235 Steel Structure

ZHAO Qian, ZHANG Jie, MAO Ruirui, MIAO Chunhui, BIAN Yafei, TENG Yue, TANG Wenming

图4 镀锌钢试样在不同应力下0.05 mol/L NaCl溶液中浸泡144 h后的光学显微镜照片

Fig.4 Optical photos of galvanized steel samples immersed in 0.05 mol/L NaCl solution for 144 h under 0 MPa (a), 89 MPa (b) and 178 MPa (c)