The situation of technical innovation on 60MN stretcher in SWA was briefly introduced, including the innovation on hydraulic system, electric controlling system and the key technical points.

• 作者简要介绍了西南铝业(集团)有限责任公司实施60MN拉伸机技术改造的情况,包括液压系统改造,电控系统改造和主要技术要点等内容。