The life of H13 steel forging die for link was studied,the relation of die life and die rigidity was discussed, the measures of increasing die life were brought forward.

• 研究了H13钢连杆锻模的寿命问题,讨论了模具寿命与模具硬度的关系,提出了提高模具寿命的措施,设计了H13钢连杆锻模的最佳热处理工艺。