Characteristic of direct reduced iron and its present status in service in electricarc steelmaking Changcheng Company had been summarized, its effect has been analyzed further.
概述了直接还原铁的特性及在我厂电弧炉炼钢中的使用情况,并将其效果作了进一步分析。
2
Electric and mechanism parameters are the main factors influencing the direct current arc breaking performance of small relays.