超高压烧结制备14Cr-ODS钢及微观组织与力学性能

王韬, 龙弟均, 余黎明, 刘永长, 李会军, 王祖敏

Microstructure and Mechanical Properties of 14Cr-ODS Steel Fabricated by Ultra-High Pressure Sintering

WANG Tao, LONG Dijun, YU Liming, LIU Yongchang, LI Huijun, WANG Zumin

表1 bcc结构Fe中各种可能的成对构型的形成能[33,34] (eV)

Table 1 Formation energies of various possible pair configuration in bcc lattice Fe[33,34]

Initial pair 1NN 2NN configuration Ref. [33] Ref. [34] Ref. [33] Ref. [34] Ysub + Ysub 0.20 0.21 0 0.02 Ysub + Tisub 0.28 0.32 0.15 0.15 Tisub + Tisub 0.29 0.32 0.15 0.16 Ysub + Osub -0.33 -0.30 -0.30 -0.28 Tisub + Osub 0.82 0.88 1.69 1.73 Oint + Tisub -0.27 -0.21 -0.55 -0.50 Oint + Ysub 0.28 0.33 -0.85 -0.80 Oint + Osub -1.29 -1.21 0.19 0.26 Osub + Osub 2.03 2.10 - - Oint + Oint 0.40 0.46 - -