我国第一条自行研制的 45°顶交式高速线材精轧机生产线最近在西安航空发动机 (集团 )有限公司一次联动试车成功 ,并于日前交付重庆钢铁(集团 )公司投入使用。这条高速线材精轧机生产线是由北京钢铁设计研究总院设计、西航集团公司机电设备厂生产制造 ,每秒钟可轧制线材 80～ 9 China’s first self-developed 45 ° top cross-type high-speed wire rod finishing mill production line recently in Xi’an aeroengine (Group) Co., Ltd. a successful test run, and recently delivered to Chongqing Iron and Steel (Group) Company put into use. This high-speed wire rod mill production line is designed by the Beijing Iron and Steel Design Institute, the Western Air Group Electromechanical Equipment Factory manufacturing, rolling wire per second can be 80 to 9