针对钢筋在地震载荷下的失效模式,在恒应变条件下对HRB500E钢筋的高应变低周疲劳性能进行系统测试.利用威布尔双参数方法对疲劳寿命进行了统计分析,得出了不同置信度下的疲劳寿命和95%置信度下的循环韧度.并对疲劳机理和进一步提高高强钢筋高应变低周疲劳性能的途径进行了讨论.
参考文献
[1] | Yukun Lv;Guangmin Sheng;Zhenhua Huang .High strain and low cycle fatigue behaviors of rebars produced by QST and V-N microalloying technology[J].Construction and Building Materials,2013(Nov.):67-73. |
[2] | Sheng Guangmin;Gong Shihong .Investigation of low cycle fatigue behavior of building structural steels under earthquake loading[J].Acta Metallur Sin (English Letters),1997,10(01):51-55. |
[3] | Maslehuddin M .Effect of steel manufacturing process and atomospheric corrosion on the corrosion resistance of steel bars in concrete[J].Cement & Concrecte Conposite,2002,24(02):151-158. |
[4] | 盛光敏;龚士弘 .关于地震设防区建筑结构用钢的几点意见[J].自然灾害学报,1995,4(01):51-54. |
[5] | GB1499.2-2007.钢筋混凝土用钢:第二部分:热轧带肋钢筋[S]. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%