SWRH82B小方坯质量评价和改进

1.首都钢铁(集团)公司,技术研究院,北京,100041

2.首都钢铁(集团)公司,技术研究院,北京,100041

3.首都钢铁(集团)公司,技术研究院,北京,100041

Quality assessment and improvement for SWRH82B continuous casting billet

分析了SWRH82B小方坯内部和表面质量,中心碳偏析、中心缩孔和连铸坯表面卷渣对盘条的拉拔性能有重要影响,提出了小方坯质量的改进措施.在目前的工艺装备下,合理的二冷制度是获得高质量连铸坯最有效的措施之一,比水量为0.7 L/kg对于改善中心偏析和缩孔是最佳的.

[1]	L.Beitelman .Effect of Mold EMS Design on Billet Casting Productivity and Product Quality[J].Canadian Metallurgical Quarterly,1999(5):301-309.
[2]	K Isobe.Improvement of segregation of continuous cast billets by soft reduction[A].Vancouver,Brish Columbia,1995:179-192.
[3]	A Cristallini.Improvements of billet,internal quality by means of soft reduction techniques[A].,1994:309-315.
[4]	Teradas.Development of mold fluxes for ultra low carbon steels[J].Iron&Steelmaker,1991(09):41.
[5]	K.Stercken.Aspects of centre segregation in high-carbon wire rod rolled from continuously cast billets[A].Vancouver,Brish Columbia,1995:163-177.

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