一种第二相析出-温度-时间曲线计算模型的建立
杨永,王昭东(
),李天瑞,贾涛,李小琳,王国栋
),李天瑞,贾涛,李小琳,王国栋
A Model for Precipitation-Temperature-Time Curve Calculation
Yong YANG,Zhaodong WANG(),Tianrui LI,Tao JIA,Xiaolin LI,Guodong WANG
),Tianrui LI,Tao JIA,Xiaolin LI,Guodong WANG
图2. 复合析出相在铁素体中析出的临界晶核半径、临界形核功及相对沉淀析出时间随温度变化的曲线
Fig.2. Kinetic behaviors of complex precipitates precipitated in ferrite (t0 is the absolute time when second phase begins to precipitate, t0.05 and t0.95 are the times of volume fraction of second phase reaching 5% and 95% equilibrium precipitation amount at given temperatures, respectively) (a) critical nucleus radius(b) critical nucleation energy(c) PTT diagram
