轧辊材料及其热处理工艺发展的现状与趋势

在轧钢技术快速发展的过程中，对具有长寿命、高可靠性的高性能轧辊的需求也在日益增长．文章综述国内外轧辊材料及其热处理工艺在各个阶段的研究与应用情况，介绍通过优化钢的化学成分和改进热处理方式来提高轧辊性能的途径、几种新型材料的化学成分与性能特点，最后对轧辊材料的选用及热处理方式进行了展望．

Present status and development trends of roll material and its heat treatments

With the fast development of rolling techniques of steel, the demand for high performance rolls possessing long life and high reliability is increasing day by day. For this reason, this paper summaries the studies and applications of roll materials and their heat treatments at home and abroad. It introduces the way to improve the performance of roll by optimizing chemical composition of the steel and/or improving heat treatments. It also introduces the chemical composition and features of some new roll materials in detail. The paper also presents the development trends of the roll material and its heat treatment.