The cause of strip width shrink (SWS) during hot continuous rolling is analyzed. A method to calculate SWS ratio is provided, some approaches for SWS reduction are discussed.

• 分析了窄带钢热连轧过程宽度拉缩的原因，给出了计算宽度拉缩率的方法，探讨了减少宽度拉缩的技术途径。