在实验室研究的基础上,在LF/VD精炼设备上进行了钡系合金对钢液的脱氧工业试验.试验发现采用SiA1BaCa脱氧时的全氧含量基本上在各个工位均低于采用Al和FeSiAI脱氧,其脱氧产物上浮速度要快于用Al脱氧,能够较快地使夹杂物数量达到较低的水平,且试验中夹杂物的球化作用比较明显,同时还探讨了钡系合金脱氧和对夹杂物的变质作用机理.
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