HRB400E抗震钢筋控轧控冷工艺生产实践  

CONTROLLED ROLLING AND CONTROLLED COOLING PROCESS PRODUCTION PRACTICE ON HRB400E HOT ROLLED RIBBED STEEL BAR

作　　者：李璟[1] 何晓波[2] Li Jing;He Xiaobo(Anyang Iron and Steel Stock Co.,Ltd)

机构地区：[1]安阳钢铁股份有限公司技术质量处,河南安阳455004 [2]安阳钢铁股份有限公司,河南安阳455004

出　　处：《河南冶金》2020年第5期39-43,共5页Henan Metallurgy

摘　　要：介绍了采用控轧控冷工艺生产HRB400E抗震钢筋的试验过程,研究了不同工艺下钢筋的力学性能和金相组织变化。根据试验结果合理设计化学成分体系,优化控轧控冷工艺,在保证钢筋力学性能和金相组织完全满足新国标技术要求的同时,能够降低钢筋合金加入量,大大降低了生产成本。This paper introduces the test process of producing HRB400E seismic steel bar with controlled rolling and controlled cooling process,studies the steel mechanical properties and microstructure under different technological change.Design reasonable chemical composition according to the results of the test system,optimize the controlled rolling process of controlled cooling.In mechanical properties and microstructure of complete guarantee steel meet technical requirements of the new national standard at the same time,can reduce steel alloy addition amount,greatly reduce the production cost.

关 键 词：HRB400E 钢筋 控轧控冷 钒 

分 类 号：TG335.64[金属学及工艺—金属压力加工]