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Pearlitic Transformation in Steel(2)
Author(s): 
Pages: 65-70
Year: Issue:  4
Journal: Heat Treatment Technology and Equipment

Abstract: 3.2.3珠光体转变动力学[1,3,5](1)珠光体转变的动力学曲线:珠光体转变是扩散型的形核长大型转变.转变速度取决于珠光体领域形核速率N和珠光体领域向奥氏体的长大速度G.通常在奥氏体晶粒晶界上形核位置和出现在总转变时间的20%~25%内;G是转变温度、转变时间t和奥氏体晶粒大小的函数.为使问题简化,认为恒温时N和G为常数.
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