最近河南舞钢电气公司年产1．5万吨、炼钢综合厂年产4万吨的钢碴处理生产线相继安装试车成功，进入试生产阶段，为舞钢钢碴综合利用拉开了序幕。舞钢炼钢产生的钢碴每天以钢产量的12％的比例向外排放，炼钢厂每天平均雇用4辆大卡车向两公里以外的姜家湾碴场运碴。10年来的日积 Recently, Wugang Electric Company, Henan Province, with an annual output of 15,000 tons, annual production of 40,000 tons of steel ballast production line of the Steel-making Plant Successfully installed and commissioned the trial, entered the trial production stage, kicked off for the comprehensive utilization of Wugang steel ballast. The steel ballast produced by Wugang Steel is discharged daily at a rate of 12% of the steel output. On average, steel mills employ 4 large trucks each day to transport ballast to Jiangjiawan ballast yard, which is two kilometers away. Over the past 10 years plot