石油管材用含Cu钢焊接接头的微生物腐蚀研究

燕冰川, 曾云鹏, 张宁, 史显波, 严伟

Microbiologically Influenced Corrosion of Cu-bearing Steel Welded Joints for Petroleum Pipes

YAN Bingchuan, ZENG Yunpeng, ZHANG Ning, SHI Xianbo, YAN Wei

图4 时效后的焊接接头不同部位的显微组织形貌

Fig.4 Microstructures of different locations on the welded joint after aging: (a, b) BM, (c, d) HAZ, (e, f) WM