高Cr马氏体耐热钢的协同强化机制及形变热处理应用

张竟文, 余黎明, 刘晨曦, 丁然, 刘永长

Synergistic Strengthening of High-Cr Martensitic Heat-Resistant Steel and Application of Thermo-Mechanical Treatments

ZHANG Jingwen, YU Liming, LIU Chenxi, DING Ran, LIU Yongchang

图12 高Cr马氏体耐热钢焊接热影响区形变热处理组织调控工艺示意图

Fig.12 Schematics showing the deformation and heating treatment for microstructure control of high-Cr martensitic heat-resistant steel weld joints (a) deformation and heating treatments before welding (b) heating history during welding and post weld heating treatment