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10 未服役钢管母材和服役钢管接头各区域碳化物的扫描电镜形貌

Fig.10 Scanning electron microscope morphology of carbides in base metal of non-service steel pipe and each area of steel pipe joint in service (a) NBM, (b) BM, (c) SHAZ, (d) WZ, (e) BHAZ