摘要
文中介绍了HRB400E热轧钢筋基本特征值不合格时,进行相应的理化检测试验,进而确定了问题产生的原因,并依此给出改进措施和优化工艺,以避免同类现象的再次发生。
This paper introduces the physical and chemical test of HRB400E hot-rolled steel bar when its basic characteristic value is unqualified,and then determines the cause of the problem,and the improvement measures and optimization process are given accordingly to avoid the recurrence of similar phenomena.
作者
林伙川
LIN Huo-Chuan(Fujian Inspection And Research Institute For Product Quality,Fuzhou 350000,Fujian,China)
出处
《市场监管与质量技术研究》
2022年第6期34-36,49,共4页
Market Regulation and Quality Technology Research
关键词
力学性能
化学成分
晶粒度
热处理技术
Mechanical properties
Chemical composition
Grain size
Specifications for heat treatment
