500MPa级抗震盘螺性能控制浅析  

Discussion on 500MPa Anti-seismic Coiled Reinforcing Bar

作　　者：于良[1] 黄礼胜[2] 赵海燕[2] 郭湛[2] 

机构地区：[1]海军工程大学,湖北武汉430032 [2]马鞍山钢铁股份有限公司,安徽马鞍山243000

出　　处：《金属材料与冶金工程》2015年第6期25-29,共5页Metal Materials and Metallurgy Engineering

摘　　要：针对500 MPa级HRB500E抗震盘螺试制过程中存在的问题,从工艺角度对影响盘螺组织与性能的因素进行分析,解析造成盘螺性能异常的原因,提出工艺改进措施,并通过生产实践进行了验证。The Problems of HRB500 E anti-seismic coiled reinforcing bar in the trial process were discussed. The factors affecting its structure and mechanical properties were analyzed. And the reasons of unusual mechanical properties were found. Therefore, the improving measures were given and confirmed by the industrial production.

关 键 词：500 MPa级抗震盘螺 微合金化 控轧控冷 强屈比 最大力总伸长率 

分 类 号：TG335.6[金属学及工艺—金属压力加工]