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为满足汽车工业对高档齿轮用钢的需求 ,北满特钢系统研究了Cr-Mo系列钢种的冶金特性 ,成功开发了此系列钢 ,并使其各项技术指标均达到了日本同类产品的水平 ,且取得了良好经济效益。
To meet the needs of the automotive industry for high-grade gear steel, North Mantetsu Steel System studied the metallurgical properties of Cr-Mo series of steel, the successful development of this series of steel, and its various technical indicators have reached the Japanese similar products Level, and achieved good economic returns.