新型钴基与Nb-Si基高温合金扩散动力学研究进展

刘兴军, 魏振帮, 卢勇, 韩佳甲, 施荣沛, 王翠萍

Progress on the Diffusion Kinetics of Novel Co-based and Nb-Si-based Superalloys

LIU Xingjun, WEI Zhenbang, LU Yong, HAN Jiajia, SHI Rongpei, WANG Cuiping

图4 Ni-Co-Al合金中扩散偶在1373 K保温259200 s[92]，Co-Cr-Mo合金中扩散偶在1473 K保温259200 s[93]，Ni-Mo-Ta合金中扩散偶在1473 K保温259200 s[94]，以及Ni-Mo-Ta合金中扩散偶在1573 K保温172800 s后[94]的扩散路径计算结果和实验数据的对比

Fig.4 Comparisons between the experimental and DICTRA-simulated diffusion paths for various diffusion couples (a) Ni-Co-Al alloy annealed at 1373 K for 259200 s[92] (b) Co-Cr-Mo alloy annealed at 1473 K for 259200 s[93] (c) Ni-Mo-Ta alloy annealed at 1473 K for 259200 s[94] (d) Ni-Mo-Ta alloy annealed at 1573 K for 172800 s[94]