The push-down device control and roll gap control for 800 rolling mill is implemented by hand operation in the rod rolling mill of Xianggang.

• 湘钢棒材厂800轧机在轧制过程中,压下和辊缝的调节是靠人工来实现的,为了提高产品质量,降低工人的劳动强度,对轧机的控制系统进行了改造。