The method to using spindle steel scrap as alloying additives to produce low-alloyed cast iron for some heavy section castings was investigated.

• 研究了利用废锭子钢作为合金元素添加料生产低合金铸铁的方法,并将该铸铁用于制造造纸机烘缸、真空泵叶轮、龙筋加工自动线床身等厚壁高强度铸件。