Investigating the failure behaviors of RC beams without stirrups under impact loading

• Published in: International journal of impact engineering Vol. 137; p. 103432
• Main Authors: Fu, Yingqian, Yu, Xinlu, Dong, Xinlong, Zhou, Fenghua, Ning, Jianguo, Li, Ping, Zheng, Yuxuan
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.03.2020; Elsevier BV
• Subjects: Absorbed energy; Beams (structural); Cracks; Critical velocity; DIC; Failure analysis; Failure modes; Flexural failure; High speed cameras; Impact analysis; Impact loads; Impact resistance; Impact response; Impact velocity; Plastic deformation; Reinforcement concrete beam; Reinforcing steels; Shear; Shear failure; Stirrups; Velocity; Flexural failure; Reinforcement concrete beam; Shear failure; Absorbed energy; DIC

•The real-time evolution of crack patterns is visualized by high-speed camera and digital image correlation.•Failure-mode transitions are characterized for RC beams without stirrups with increasing impact velocities.•Shear plug initiates at the loading point before reaching the maximum value of impa...