MG450高强度锚杆钢筋的研制开发  

Development of MG450 high strength reinforced bar

作　　者：周平[1] 李丰功[1] 刘英瑞[1] 

机构地区：[1]莱芜钢铁集团有限公司,山东莱芜271104

出　　处：《轧钢》2002年第4期15-17,共3页Steel Rolling

摘　　要：针对井下支护用锚杆整体强度低 ,安全可靠性差等问题 ,莱钢研制开发了MG45 0高强度锚杆钢筋。介绍了其化学成分设计 ,轧制工艺以及产品性能 ,该产品尺寸精度高 ,化学成分及力学性能稳定 ,使用效果良好。In view of the low strength and bad security of the current used reinforced bar,the MG450 high strength reinforced bar was developed by Laiwu Iron and Steel Co ,Ltd Its chemical composition design,rolling technology and performance were introduced It has high size precision,stable chemical composition and performance and good practice effects

关 键 词：高强度锚杆钢筋 化学成分 轧制工艺 力学性能 巷道支护 

分 类 号：TG335.64[金属学及工艺—金属压力加工]