安徽省内电网设备常用Q235和40Cr钢大气腐蚀特性及其规律

李乐民, 张洁, 卞亚飞, 缪春辉, 陈国宏, 汤文明

Atmospheric Corrosion Characteristics and Regularity of the Q235, 40Cr Steels Commonly-used in Power Grid Equipment in Anhui Province

LI Lemin, ZHANG Jie, BIAN Yafei, MIAO Chunhui, CHEN Guohong, TANG Wenming

图4 R1站点Q235和40Cr钢试样大气腐蚀3 a后的腐蚀层截面SEM形貌及EDS谱

Fig.4 Cross-sectional SEM images (a, b) and EDS spectrum of the square area in Fig.4a (c) of the Q235 (a) and 40Cr (b) steel in site R1 after exposure in air for 3 a