王小燕, 于浩. 硼对薄板坯连铸连轧低碳深冲钢板织构的影响[J]. 工程科学学报, 2010, 32(12): 1558-1563. DOI: 10.13374/j.issn1001-053x.2010.12.008
引用本文: 王小燕, 于浩. 硼对薄板坯连铸连轧低碳深冲钢板织构的影响[J]. 工程科学学报, 2010, 32(12): 1558-1563. DOI: 10.13374/j.issn1001-053x.2010.12.008
WANG Xiao-yan, YU Hao. Influences of boron on the texture of low carbon deep drawing steel sheets produced by compact strip production[J]. Chinese Journal of Engineering, 2010, 32(12): 1558-1563. DOI: 10.13374/j.issn1001-053x.2010.12.008
Citation: WANG Xiao-yan, YU Hao. Influences of boron on the texture of low carbon deep drawing steel sheets produced by compact strip production[J]. Chinese Journal of Engineering, 2010, 32(12): 1558-1563. DOI: 10.13374/j.issn1001-053x.2010.12.008

硼对薄板坯连铸连轧低碳深冲钢板织构的影响

Influences of boron on the texture of low carbon deep drawing steel sheets produced by compact strip production

  • 摘要: 以薄板坯连铸连轧(CSP)工艺下生产的含B和无B低碳热轧、罩式退火板为实验材料,研究了B对低碳深冲钢板织构的影响.利用电解化学相分析、内耗和拉曼实验等方法和结果,从化学成分、析出物两个方面对热轧、退火板中织构的形成与发展进行了系统分析.结果表明:无B热轧板的AlN含量比含B热轧板中的高,后者的织构优于前者;退火板中含B钢和无B钢中AlN含量几乎相等,然而无B退火板织构优于含B退火板的.AlN不是影响织构发展的唯一决定因素,B、BN也会影响织构的发展.

     

    Abstract: The influence of boron on the texture of low carbon deep drawing steel sheets was studied with B-contained and B-free low-carbon hot-rolled and batch-annealed strips produced by CSP(compact strip production) as experimental materials.Texture formation and development of the hot-rolled and batch-annealed strips were analyzed in terms of chemical composition and precipitates by electrolytic chemical phase analysis, internal friction and Raman analysis.The results show that the AlN content of B-free hot-rolled strips is much more than that of B-contained hot-rolled strips, but the latter texture is better than the former.The AlN contents of B-free and B-contained annealed strips are almost equal, however, the texture of B-contained annealed strips is bad.It is indicated that AlN is not only the determinant factor that affects texture development, but B and BN also have some influences.

     

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