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日本钢管公司将向东京钢公司提供一座世界上最大的130t直流电弧炉,从而取代该公司九州岛厂冶炼车间原有的2座60t电弧炉。这座新的直流电弧炉基于1985年允许日本钢管公司使用的联邦德国曼内斯曼公司技术。其炼钢能力为每年100万吨。它与传统的三相交流电弧炉相比操作和投资费用
Nippon Steel Pipe Company to Tokyo Steel Corporation to provide the world’s largest 130t DC electric arc furnace, which replaced the company Kyushu Island plant smelting plant’s original two 60t electric arc furnace. The new DC electric arc furnace is based on the federal German Mannesmann technology used by Japanese steel pipe companies in 1985. Its steelmaking capacity is 1 million tons per year. It is compared with the traditional three-phase AC electric arc furnace operating and investment costs