·1458 工程科学学报，第43卷，第11期 with TiN Contained Complex Nucleus [Dissertation].Beijing growth influenced by Ti and Nb on solidification structure of Fe- University of Science and Technology Beijing,2011 18 pct Cr ferritic stainless steel.Metall Mater Trans B,2019, (施晓芳.含TN复合核心细化430不锈钢凝固组织[学位论文] 50(3):1322 北京：北京科技大学，2011) [69]Hou YY,Cheng GG.Formation mechanism and nucleation effect [64]Hou Y Y,Cheng GG.Effect of Nb on the as-cast structure and of Ti2O3-TiN complex nucleus at solidification front of 18Cr compactness degree of ferritic stainless steel dual stabilized by Ti ferritic stainless steel.Metall Mater Trans B,2019,50(3):1351 and Nb.SUm,2018,58(12):2298 [70]Son J,Kim S,Lee J,et al.Effect of N addition on tensile and [65]Hou YY,Cheng GG,Cheng H J.Effect of oxide composition on corrosion behaviors of CD4MCU cast duplex stainless steels. the orientation relationship and disregistry in complex nucleus of Metall Mater Trans A,2003,34(8):1617 Ti and Nb stabilized ferritic stainless steel revealed by EBSD [71]Jang Y,Son J,Kim S,et al.Effect of different Cr contents on measurement.Metall Mater Trans B,2020,51(2):709 tensile and corrosion behaviors of 0.13 pct N-containing CD4MCU [66]Fu J W,Nie QQ,Qiu W X,et al.Crystallography and growth cast duplex stainless steels.Metall Mater Trans A,2004,35(11): mechanism of TiN in Fe-17Cr stainless steel during solidification 3431 JMater Process Technol,2018,253:43 [67]Hou YY.Effect of Titanium and Niobium on Second Phase [72]Jang Y,Kim S,Lee J.Effect of different Mo contents on tensile Precipitation during Solidification and As-Cast Structure of High- and corrosion behaviors of CD4MCU cast duplex stainless steels. Purity Ferritic Stainless Steel [Dissertation].Beijing:University of Metall Mater Trans A,2005,36(5):1229 Science and Technology Beijing,2020 [73]Wang Q M,Cheng GG,Hou YY.Effect of titanium addition on (侯雨阳.钛、铌对超纯铁素体不锈钢凝固过程第二相析出及对 as-cast structure and high-temperature tensile property of 凝固组织的影响[学位论文].北京：北京科技大学，2020) 20Cr-8Ni stainless steel for heavy castings.Metals,2020,10(4): [68]Hou YY,Cheng GG.Effects of nucleus density and dendritic 529with TiN Contained Complex Nucleus [Dissertation]. Beijing: University of Science and Technology Beijing, 2011 （ 施晓芳. 含TiN复合核心细化430不锈钢凝固组织[学位论文]. 北京: 北京科技大学, 2011） Hou Y Y, Cheng G G. Effect of Nb on the as-cast structure and compactness degree of ferritic stainless steel dual stabilized by Ti and Nb. ISIJ Int, 2018, 58（12）: 2298 [64] Hou Y Y, Cheng G G, Cheng H J. Effect of oxide composition on the orientation relationship and disregistry in complex nucleus of Ti and Nb stabilized ferritic stainless steel revealed by EBSD measurement. Metall Mater Trans B, 2020, 51（2）: 709 [65] Fu J W, Nie Q Q, Qiu W X, et al. Crystallography and growth mechanism of TiN in Fe−17Cr stainless steel during solidification. J Mater Process Technol, 2018, 253: 43 [66] Hou Y Y. Effect of Titanium and Niobium on Second Phase Precipitation during Solidification and As-Cast Structure of High￾Purity Ferritic Stainless Steel [Dissertation]. Beijing: University of Science and Technology Beijing, 2020 （ 侯雨阳. 钛、铌对超纯铁素体不锈钢凝固过程第二相析出及对 凝固组织的影响[学位论文]. 北京: 北京科技大学, 2020） [67] [68] Hou Y Y, Cheng G G. Effects of nucleus density and dendritic growth influenced by Ti and Nb on solidification structure of Fe- 18 pct Cr ferritic stainless steel. Metall Mater Trans B, 2019, 50（3）: 1322 Hou Y Y, Cheng G G. Formation mechanism and nucleation effect of Ti2O3−TiN complex nucleus at solidification front of 18Cr ferritic stainless steel. Metall Mater Trans B, 2019, 50（3）: 1351 [69] Son J, Kim S, Lee J, et al. Effect of N addition on tensile and corrosion behaviors of CD4MCU cast duplex stainless steels. Metall Mater Trans A, 2003, 34（8）: 1617 [70] Jang Y, Son J, Kim S, et al. Effect of different Cr contents on tensile and corrosion behaviors of 0.13 pct N-containing CD4MCU cast duplex stainless steels. Metall Mater Trans A, 2004, 35（11）: 3431 [71] Jang Y, Kim S, Lee J. Effect of different Mo contents on tensile and corrosion behaviors of CD4MCU cast duplex stainless steels. Metall Mater Trans A, 2005, 36（5）: 1229 [72] Wang Q M, Cheng G G, Hou Y Y. Effect of titanium addition on as-cast structure and high-temperature tensile property of 20Cr−8Ni stainless steel for heavy castings. Metals, 2020, 10（4）: 529 [73] · 1458 · 工程科学学报，第 43 卷，第 11 期