多向锻造法细化镁合金晶粒的研究现状

摘要

多向锻造技术能显著细化晶粒，大幅改善材料的力学性能，是一种极具潜力的大塑性变形工艺。综述了多向锻造技术细化镁合金晶粒的研究现状，介绍了多向锻造技术的工艺流程以及晶粒细化机制，展望了多向锻造技术未来的研究方向。%Multiple forging is a potential severe plastic deformation technique for grain refinement and improvement of mechanical properties. The research progress of grain refinement of magnesium alloys by multiple forging was reviewed, and the technological process of multiple forging and grain refinement mechanism was described. The development prospects of this technique was also discussed.