Based on the spread rule obtained,a fast simulation spread model for 2050 hot strip roughing trains at Baosteel has been established by combining the finite element analysis and analytical model.

• 根据研究所得的宽展规律,采用有限元分析与解析计算相结合的方法,建立了适合宝钢2050粗轧区带钢宽展计算的快速仿真模型。