蒸汽锅炉与蒸汽管路异种金属焊接的腐蚀机理研究
郑彬彬, 周宇航, 朱琦(), 张涛, 王福会
Research on Corrosion Mechanisms of Dissimilar Metal Welding in Steam Boilers and Steam Pipelines
ZHENG Binbin, ZHOU Yuhang, ZHU Qi(), ZHANG Tao, WANG Fuhui

图7. 20#/20#钢焊接头腐蚀不同时间的微观组织形貌

Fig.7. SEM images showing morphologies of 20#/20# steel welded joints in different regions (BM, HAZ, WM) after corrosion test: (a) 240 h, (b) 480 h, (c) 720 h