张驰,刘振宇,郑淮北,马力,王国栋

• 1:东北大学轧制技术及连轧自动化国家重点实验室
• 2:宝山钢铁股份有限公司研究院

摘要(Abstract)：

通过真空感应炉浇注实验和热力学软件分析研究了Nb、Ti稳定化元素和C、N间隙元素含量对超纯铁素体不锈钢凝固组织及晶粒簇的影响。结果表明,添加稳定化元素后实验钢的结晶区间变宽,通过控制稳定化元素和间隙原子含量使实验钢在凝固过程中析出较多TiN粒子,可以有效的提高凝固组织的等轴晶率。在充分退火条件下,与Ti单一稳定化实验钢相比,Nb、Ti复合稳定化实验钢中的晶粒簇较弱并具有较小的晶粒尺寸,有利于带钢的抗起皱性能。

关键词(KeyWords)： 金属材料;超纯铁素体不锈钢;表面质量;凝固组织;晶粒簇;表面起皱

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(50734002)

作者(Author): 张驰,刘振宇,郑淮北,马力,王国栋

DOI: 10.13289/j.issn.1009-6264.2011.09.030

参考文献(References)：

• [1]Chao H C.The mechanism of ridging in ferritic stainless steels[J].Transactions of the ASM,1967,60:37-50.
• [2]Takechi H,Kato H,Sunami T,et al.On the mechanism of ridging phenomenon in 17%-chromiun stainless steel sheets[J].J Japan Inst Metals,1967,31(6):717-723.
• [3]Wright R N.Anisotropic plastic flow in ferritic stainless steel and the“Roping”phenomenon[J].Metallurgical Transactions,1972,3(1):83-91.
• [4]Brochu M,Yokota T,Satoh S.Analysis of grain colonies in type 430 ferritic stainless steels by electron back scattering diffraction(EBSD)[J].ISIJInternational,1997,37:872-877.
• [5]Shin H J,An J K,Park S,et al.The effect of texture on ridging of ferritic stainless steel[J].Acta Materialia,2003,51(16):4693-4706.
• [6]Wu P D,Jin H,Shi Y,et al.Analysis of ridging in ferritic stainless steel sheet[J].Materials Science and Engineering A,2006,423(1-2):300-305.
• [7]Hamada J I,Matsumoto Y,Fudanoki F,et al.Effect of initial solidified structure on ridging phenomenon and texture in type 430 ferritic stainlesssteel[J].ISIJ International,2003,43(12):1989-1998.
• [8]王贺利.提高430铁素体不锈钢连铸坯等轴晶比例的工艺实践[J].上海金属,2007,29(6):27-30.Wang He-li,Improvement of equiaxed grain ratio in continuous casting billet of 430 ferrite stainless steel[J].Shanghai Metals,2007,29(6):27-30.
• [9]Van Der Eijk C,Grong O,Haakonsen F,et al.Progress in the development and use of grain refiner based on cerium sulfide or titanium compoundfor carbon steel[J].ISIJ International,2009,49(7):1046-1050.
• [10]Wang Ming-lin,Cheng Guo-guang,Qiu Sheng-tao,et al.Roles of titanium-rich precipitates as inoculants during solidification in low carbon steel[J].International Journal of Minerals,Metallurgy and Materials,2010,17(3):276-281.
• [11]Bramfitt B L.Effect of carbide and nitride additions on the heterogeneous nucleation behavior of liquid iron[J].Metallurgical Transactions,1970,1(7):1987-1995.
• [12]孟繁茂,付俊岩.现代含铌不锈钢[M].北京:冶金工业出版社,2004.
• [13]Huh M Y,Lee J H,Park S H,et al.Effect of through-thickness macro and micro-texture gradients on ridging of 17%Cr ferritic stainless steel sheet[J].Steel Research International,2005,76(11):797-806.
• [14]Kang H G,Huh M Y,Park S H,et al.Effect of lubrication during hot rolling on the evolution of through-thickness textures in 18%Cr ferriticstainless steel sheet[J].Steel Research International,2008,79(6):489-496.
• [15]Park S,Kim K,Lee Y,et al.Evolution of microstructure and texture associated with ridging in ferritic stainless steel[J].ISIJ International,2002,42(1):100-105.
• [16]杜伟,江来珠,孙全社,等.冷轧压下率对铁素体不锈钢深冲性能的影响[J].材料热处理学报,2010,31(8):61-65.Du Wei,Jiang Lai-zhu,Sun Quan-she,et al.Effect of cold reduction on deep drawability of ferritic stainless steel[J].Transactions of Materials andHeat Treatment,2010,31(8):61-65.
• [17]Oyarzabal M,Martinez-de-Gerenu A,Guti I.Effect of stored energy and recovery on the overall recrystallization kinetics of a cold rolled low carbonsteel[J].Materials Science and Engineering A,2008,485(1-2):200-209.

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