This article mainly researches on the causes and controlling of ultra-low carbon steel carburetion.

重点研究了鞍钢二炼钢厂超低钢原因及控制措施。

The semisteel after the treatment can be used in cast iron and it has a good economic effectiveness.

半钢经处理并合金化可以用作铸造生,而且有较好的经济效益。

Using carburizing agent and devulcanized agent,experiment of carburisation and desulphuration for semisteel which in smelting high titanium slag by electric cooker has been studied.

用和对冶炼高钛渣副产半钢进行了试验研究。

By way of “raising high carbon content and post blowing” as well as recarburization practice can the high carbon steel of fine quality be refined in the converter.

通“高拉补吹”、炉后工艺，转炉能够冶炼出合格的高钢。

When melting cast iron f or rollers in main frequency induction furnace,the recarburization of the molte n iron could be effectively achieved by using new types of recarburizer.

用工频电炉熔炼铸轧辊时,采用新型可以有效地解决液的问题。