Belonging to the technical field of iron and steel, the invention discloses a bell-annealing tin plate. The tin plate is characterized by including the following chemical components by mass percentage: 0.07%-0.10% of C, less than or equal to 0.02% of Si, 0.35%-0.45% of Mn, less than or equal to 0.015% of P, less than or equal to 0.012% of S, 0.03-0.07% of Als, 0.0080-0.0120% of N, and the balance Fe and impurities. The bell-annealing tin plate provided by the invention has the advantages of high hardness, good performance uniformity, and low cost.