Mechanism and control of uneven cooling on the surface crack defects in multi-mode continuous casting-rolling lineYanzhao Luo, Shengdong Wang, Congcong Zhang, Hao Wang, Shuo Ma, Yanqiang Liu and Chenxi JiMetall. Res. Technol., 120 3 (2023) 304DOI: https://doi.org/10.1051/metal/2023030