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ID:36459719
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页数:5页
时间:2019-05-10
《BOFRHCC生产超低碳钢板坯洁净度研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
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2、-6,¨*./6A:、Wá3*âÄAÛFf、"#*;-ã]µäå®*©ª。ABC;-ÂV6:AnalysisofDifferentTechnologicalProcessesontheCleanDegreeofUltralowCarbonSteel11112ChangGuihua LiHong ChenBenwen ZhaoGang WangXianghui(1TechnologyCenterofAngangSteelCo,Ltd,Anshan,114001;2No2SteelmakingPlantofAngangSteelCo,Ltd,Anshan,114001)Abs
3、tract AccordingtotheULCsteeladaptingthethickslabandmedialthinslabproductiontechnologyrespectively,somemethodswereintroducedtoanalyzesecondaryoxidationofmoltensteelfromladletotundish,totaloxygenofsteadystateandnonsteadystate,inclusionslevelandratiooflargesizeinclusions,etcTheresultsshowedthat,the
4、cleandegreeofULCslabadaptingtwoproductiontechnologywasapproximatelyconsistentatthesteadystatecasting;Duringthenonsteadystatecastingprocess,thecleandegreeofmedialthinslabwasmuchlowerthanthatofthickslabcastingRestrictedbymouldandshapeofsubmergenozzle,thethinslabcastingblockingwasmoreseriousthanth
5、ickslabcastingAstransitionfrommedialthinslabtothinslabcontinuouscasting,asifinthethinslabcontinuouscastingproductionlinesachievenormalcastingultralowcarbonsteel,itmusturgentlysolvetheproblemthatshouldfurtherimprovethecleandegreeofmoltensteel,designreasonablestructureofSENandsteadilyoperateconti
6、nuouscastingKeywords continuouscastingmodes,Ultralowcarbonsteel,cleandegree7、67E/(7*ÌÑ#h,"éj«"éÏøÒÎ#、KLM01jv,>¾FùeúûIF6;-dÏ6A:j-.â1*û¤ünüߣ,³'W¤Î.;-RÓÔ6.ý$%。PÀÁ,1964Ó,Â,oº,/ÃÏÄ;Email:zcgh8883@126com2-480KLM(2009)!N0OPQRST1 3456o>¾/*6ÓÔÀ:®G°→RHæç23→;-,"#ÀRH"Fþ$^á"#,Ô16v¥¦。j/ÎÁÕ;
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