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。
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