冻融作用后超高性能混凝土中钢纤维的拔出行为研究

谢瑞峰, 仵云飞, 唐百晓

Pullout Behavior of Steel Fiber in Ultra-high-performance Concrete Subjected to Freeze-thaw

XIE Ruifeng, WU Yunfei, TANG Baixiao

图1 不同次数冻融循环作用下倾斜钢纤维的拔出荷载-位移曲线

Fig.1 Pull-out load-slip curves of inclined steel fiber under (a) 0 F-T cycles, (b) 300 F-T cycles, (c) 600 F-T cycles, (d) 900 F-T cycles, (e) 1200 F-T cycles, (f) 1500 F-T cycles