“十三五”中国轧钢技术进步及展望

China steel rolling technology progress in the 13th five-year plan and prospection

在国家"十三五"规划推动下,中国轧钢技术得到快速发展进步、成就显著,呈现一大批高水平科技成果,大数据、互联网、数字化与智能化等现代科技为高质量、高性能钢材研发生产和科技创新提供了先进高效的手段,钢材产量从2016年10.48亿t增加到2020年13.25亿t,高性能钢材自给率超过98.5%,为国家经济发展建设提供了关键基础材料支撑。仅就"十三五"期间中国轧钢技术的发展进步情况和代表性科技成果作简要介绍分析,重点介绍了中国轧钢产品生产总体情况和轧钢技术取得的代表性科技成果,并从轧制工艺基础与组织调控,绿色化轧制,数字化与智能化轧制,高强度、高性能热轧产品开发及先进热轧技术,高性能、高强度、高精度冷轧产品及先进冷轧技术等方面对代表性科技成果的关键技术点及应用情况做了简要介绍,最后,对未来轧钢技术的发展做了展望。

Under the promotion of the 13 th five-year plan,the steel rolling technology of China has made rapid progress and remarkable achievements,presenting a large number of high-level achievements in science and technology.Modern technologies,such as big data,Internet,digitization and intellectualization,provide advanced and efficient means for research and development,production,scientific and technological innovation of high quality and performance steel.The steel output has increased from 1.048 billion tons in 2016 to 13.25 billion tons in 2020,with the selfsufficiency rate of high performance steel exceeding 98.5%,which provides the key basic material support for the national economic development and construction.The development and progress of China′s steel rolling technology and the representative scientific and technological achievements during the 13 th five-year plan period were briefly introduced and analyzed,focusing on the overall production situation of China′s steel rolling products and the representative scientific and technological achievements of steel rolling technology.The key technologies and application of representative scientific and technological achievements are briefly introduced from the aspects of rolling process basis and microstructure controlling,greening rolling,digital and intelligent rolling,development of high strength and performance hot rolling products and advanced hot rolling technology,high performance,high strength,high precision cold rolling products and advanced cold rolling technology.Finally,the future development of steel rolling technology is prospected.