The results indicate that niobium compounds form during solidification, leading to the refinement of austenite grains.The mechanism of grain refinement has been investigated extensively.

 
  • 提出:铌化物是在凝固过程中形成,具有细化奥氏体晶粒的作用,并分析研究了铌细化高锰钢奥氏体晶粒的机制。
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