Results show that the micro-inclusions in steel both in the refining process and after calcium treatment include La which is the tracer in ladle slag.
结果表明,精炼过程和钙处理后的钢中显微夹杂物均含有钢包渣示踪元素镧;中间包钢样中的显微夹杂物同时含有镧和中间包示踪元素铈;
Results show that the microinclusions in steel both in the refining process and after calcium treatment include La which is the tracer in ladle slag.
结果表明,精炼过程和钙处理后的钢中显微夹杂物均含有钢包渣示踪元素镧;
Some process measure were improved to increase carbon content of finished product, and ladle treatment was enhanced, it obviously improved steel's intension.
通过改进工艺措施提高成品碳的含量,加强炉后处理,使强度得到明显地改善。
Compared with pour-over treatment process in an open ladle, nodularizing in the Tundish covered ladle has following advantages:(a) reaction fumes and glare could be reduced obviously;
与用敞口包冲入法比较,用带盖包进行球化处理的好处是:①反应镁光和烟尘大幅度减少;
Compared with pour-over treatment process in an open ladle, nodularizing in the Tundish covered ladle has following advantages:(a) reaction fumes and glare could be reduced obviously;
与用敞口包冲入法比较,用带盖包进行球化处理的好处是:①反应镁光和烟尘大幅度减少;
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