热轧带肋钢筋力学性能波动及时效试验  

Mechanical Property Fluctuation of Hot Rolled Ribbed Steel Bar and Ageing Test

作　　者：张有为[1] 

机构地区：[1]首钢总公司质量监督总站,北京100043

出　　处：《物理测试》2010年第6期31-33,共3页Physics Examination and Testing

摘　　要：研究HRB400热轧带肋钢筋时效前后物理性能变化,找出钢筋力学性能指标值的波动特点,提出了减小工厂检验与用户检验力学性能指标值的差异的方法.After studying the changes in the physical properties of hot rolled ribbed steel barHRB400 before or after aging,the fluctuation characters of rebar＇s mechanical property have been found out and approaches to reduce differences of mechanical property values have been put forward.The mechanical property values are checked by factory and user respectively.

关 键 词：时效 钢筋 拉伸 

分 类 号：TG335.11[金属学及工艺—金属压力加工]