...化物的控制研究 关键词 ：SNCrW钢；奥氏体晶粒度；碳化物；均匀化处理 [gap=796]Key words: SNCrW steel; austenitic grain size; carbide; homogenizing treatment ...
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研究了钛含量对中碳硼钢奥氏体晶粒度及晶粒粗化温度的影响。
The Influences of ti content on austenite gain size and grain coarsening temperature in medium-carbon boron steel have been investigated.
在横轧前增加正火工序，改善钢的奥氏体晶粒度，消除混晶组织。
Normalization procedure was added before the transverse rolling for improving steel austenite grain fineness and removing mischcrystal structure.
本文还研究了不同预处理工艺对奥氏体本质晶粒度的影响。
The influence of different pretreatment process on the austenitic essence grain was studied too.
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