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| 昆钢Nb微合金化HRB400热轧带肋钢筋的开发 | |
| 引用本文： | 赵宇,陈伟,杜顺林. 昆钢Nb微合金化HRB400热轧带肋钢筋的开发[J]. 轧钢, 2005, 22(1): 19-22 |
| 作者姓名： | 赵宇 陈伟 杜顺林 |
| 作者单位： | 1. 昆明理工大学材冶学院,云南,昆明,650093;昆明钢铁股份公司技术中心,云南,昆明,650302 2. 昆明钢铁股份公司技术中心,云南,昆明,650302 |
| 摘 要： | 介绍了昆明钢铁股份公司Nb微合金化HRB400热轧带肋钢筋的开发情况，对钢筋的力学性能、工艺性能、焊接性能、金相组织等进行了分析；对钢筋无屈服的现象进行了分析，并提出了解决办法。 |
| 关 键 词： | 热轧带肋钢筋 铌微合金化 屈服 贝氏体 焊接 |
| 文章编号： | 1003-9996(2005)01-0019-04 |
| 修稿时间： | 2004-08-24 |
Development of HRB400 hot rolled ribbed bar with Nb micro-alloyed in Kunming Iron and Steel Co.,Ltd. |
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| ZHAO Yu,CHEN Wei,DU Shun-lin. Development of HRB400 hot rolled ribbed bar with Nb micro-alloyed in Kunming Iron and Steel Co.,Ltd.[J]. Steel Rolling, 2005, 22(1): 19-22 | |
| Authors: | ZHAO Yu CHEN Wei DU Shun-lin |
| Abstract: | The general situation of developing HRB400 hot rolled ribbed bar with Nb micro-alloyed is introduced.The mechanical,technology and welding performances and microstructure of the ribbed bar are described Meanwhile,the causes of no-yield of ribbed bar are analyzed,and the countermeasures are put forward. |
| Keywords: | hot rolled ribbed bar Nb micro-alloyed yield bainite welding |
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