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3 时效前焊接接头不同部位的显微组织形貌

Fig.3 Microstructures of on the welded joint before aging condition at the position shown in Fig.2: (a, b) BM, (c, d) HAZ, (e, f) WM