叙述禄丰钢铁厂用自产磷铜钛低合金耐磨生铁制造耐磨淬火铸铁球的实验研究及产品开发，并对所获成果进行了理论分析。 This paper describes the experimental research and product development of the wear-resistant hardened cast iron ball produced by Lufeng Iron & Steel Co., Ltd using its self-produced phosphor bronze and titanium low-alloy wear-resistant pig iron and the theoretical analysis of the results obtained.