The chemical components and microstructure are analyzed for the hot-rolled reinforced bar, of which the yield point is not so clear, some measures proposed.
对存在屈服点不明显问题的热轧带肋钢筋的化学成分和组织进行了分析，提出了改进措施。
The reason of occurrence of calabash like head on large size hot rolled reinforced bar and the method to resolve it are discussed.
探讨了大规格热轧带肋钢筋头部葫芦状的产生的原因及解决的措施。
HRB400 is a kind of high strength hot rolled reinforced bar emphatically promoted by the national policy of steel industry.
HRB400是钢铁产业政策中重点推广的高强度热轧钢筋。
HRB400 is a kind of high strength hot rolled reinforced bar emphatically promoted by the national policy of steel industry.
HRB400是钢铁产业政策中重点推广的高强度热轧钢筋。
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