20钢及其搪瓷涂层在400 ℃下的氧化和NaCl腐蚀行为研究

袁磊, 谢新, 陈明辉, 李烽杰, 王福会

Air Oxidation and NaCl Corrosion Behavior of 20 Steel Without and with Enamel Coating at 400 °C

YUAN Lei, XIE Xin, CHEN Minghui, LI Fengjie, WANG Fuhui

图7 带搪瓷涂层的20钢在表面沉积NaCl时腐蚀200 h后微观表征

Fig.7 Surface (a), cross section (b) and XRD pattern (c) of enamel coating after NaCl pre-deposited corrosion at 400 ℃ for 200 h