稀土合金化石油套管钢精炼-连铸-轧制过程夹杂物演变行为

梁雨雨, 倪培远, 刘麒麟, 厉英

Evolution Behavior of Inclusions in Rare Earth Metal Alloying Oil Casing Steel During Refining and Casting and Hot-Rolling Process

LIANG Yuyu, NI Peiyuan, LIU Qilin, LI Ying

图8 不同尺寸加稀土炉次精炼及连铸样夹杂物与不加稀土炉次和加稀土炉次试样真空吹氩脱气(VD)工位和铸坯样夹杂物的数量密度

Fig.8 Number densities of inclusions with different sizes (a) inclusions of RE steel refining and casting sample (b) inclusions of RE-free steel and RE steel at VD and ingot samples