Study on failure mechanism of reinforced concrete beam based on cohesive zone model Hao XIE, Xiaotong SUN, Yanqing MEN, Yongliang HUANG and Yuxin CAO JNWPU, 40 1 (2022) 175-181 Published online: 02 May 2022 DOI: 10.1051/jnwpu/20224010175