长期服役P91钢蒸汽管道接头的显微组织和拉伸变形行为

赵海, 刘恩泽, 熊诗琪, 田成川, 郦晓慧, 王巍麟

Microstructure and Tensile Deformation Behavior of Welded Joints of P91 Steel for Steam Pipeline in Long-term Service

ZHAO Hai, XIONG Shiqi, LIU Enze, TIAN Chengchuan, LI Xiaohui, WANG Weilin

图12 未服役钢管母材和服役钢管接头焊缝处碳化物的形貌和成分

Fig.12 Morphology and composition of carbides in base metal of non-service steel pipe and weld zone of steel pipe joint in service (a, b) NBM, (c, d) WZ