昆钢二钢连铸90小方坯在达到年设计能力26万吨一跃晋级为特等机的基础上,今年又登上了一个新台阶,截止1993年11月21日,昆钢二钢连铸90方坯产量已突破30万吨大关,超过年设计生产能力15.39％,其中主要用于轧制12～25mm连铸90方坯20MuSi建筑用螺纹钢,这是较有声誉的省优产品,累计已生产10.5万吨,突破10万吨大关。主要技 Kunming Iron and Steel Second Iron and Steel Continuous Casting 90 billets in the annual design capacity of 260,000 tons to upgrade for the special machine on the basis of this year has boarded a new level, as of November 21, 1993, Queensland Steel II Steel Casting 90 billet production has exceeded 300,000 tons mark, more than the annual design production capacity of 15.39%, which is mainly used for rolling 12 ~ 25mm continuous casting of 90 billet 20MuSi construction rebar, which is more reputable provincial-level products , Cumulatively produced 105,000 tons, breaking the 100,000-ton mark. The main technique