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

表1 四点弯曲实验参数

Table 1 Four-point bending test parameters

Sample Test number Sample thickness / mm Applied stress / MPa Deflection / mm 20#/20# steel 1-1 1.40 240 0.172 1-2 1.37 240 0.176 1-3 1.40 240 0.172 20#/316L steel 2-1 1.37 240 0.176 2-2 1.38 240 0.175 2-3 1.39 240 0.173