A mandrel mill hydraulic screwdowncontrol was successfully established at Wakayama Steel Works of Sumitomo Metal Industries, Ltd, in 1985.
一套连轧管机油压压下控制系统于1985年在日本住友金属公司和歌山钢铁厂使用成功。
2
The system can meet the control requirement of screwdown motor of roughing mill.
该系统可充分满足粗轧机压下电机的控制要求。
3
The cross wedge rolling mill's hydraulic screwdown imitative experimental device is used for simulating practical system on parameters and control method determination.