摘要
利用钒元素微合金化,采用LF精炼精准控制化学成分,优化孔型设计和轧制工艺,湘潭钢铁公司所产MG600的力学性能Re≥660MPa,Rm≥820MPa,A≥25%,满足煤炭行业使用600MPa高强韧树脂锚杆钢筋的要求。
Using the vanadium for micro-alloy,using the LF-furnace for accurately controlling chemistry component,to optimize the pass design and rolling process.The hot rolled ribbed bars for rock bolts MG600 producing by Xiangtan Iron & Steel Co.,Ltd,performance is Rel≥660MPa.Rm≥820MPa,A≥25%,satisfy the mine using 600 MPa hot rolled ribbed bars for rock bolts demands.
引文