根据局部平衡模型,Fe-C-X_i合金系铁素体生长模式可以分为合金元素X_i扩散控制的再分配局域平衡模式(partition local equilibrium,PLE)和C元素扩散控制的不分配局部平衡模式(no partition local equilibrium,NPLE)．在基本热力学模型...根据局部平衡模型,Fe-C-X_i合金系铁素体生长模式可以分为合金元素X_i扩散控制的再分配局域平衡模式(partition local equilibrium,PLE)和C元素扩散控制的不分配局部平衡模式(no partition local equilibrium,NPLE)．在基本热力学模型的基础上,建立了简便计算Fe-C-X_i合金系PLE/NPLE转变温度的方法．代入合金原始成分,即可准确计算这一成分对应的PLE/NPLE转变温度．应用这一方法计算了多种Fe-C-X_i合金系的PLE/NPLE转变温度．展开更多
According to the local equilibrium theory,the ferrite growth from alloyed austenite could be divided into the partition local equilibrium (PLE) mode and negligible partition local equilibrium (NPLE) mode.A graphical c...According to the local equilibrium theory,the ferrite growth from alloyed austenite could be divided into the partition local equilibrium (PLE) mode and negligible partition local equilibrium (NPLE) mode.A graphical construction method proposed earlier by Hillert using in Fe-C-X ternary alloys was extended into Fe-C base multicomponent alloys to calculate the PLE/NPLE transition temperature.The method utilize the carbon component ray,in which the substitutional alloy elements content is constant,to determine PLE/NPLE transition boundary.Using the method,the PLE/NPLE transition temperature in several alloy systems are calculated and compared with the formerly reported results.展开更多
文摘根据局部平衡模型,Fe-C-X_i合金系铁素体生长模式可以分为合金元素X_i扩散控制的再分配局域平衡模式(partition local equilibrium,PLE)和C元素扩散控制的不分配局部平衡模式(no partition local equilibrium,NPLE)．在基本热力学模型的基础上,建立了简便计算Fe-C-X_i合金系PLE/NPLE转变温度的方法．代入合金原始成分,即可准确计算这一成分对应的PLE/NPLE转变温度．应用这一方法计算了多种Fe-C-X_i合金系的PLE/NPLE转变温度．
文摘According to the local equilibrium theory,the ferrite growth from alloyed austenite could be divided into the partition local equilibrium (PLE) mode and negligible partition local equilibrium (NPLE) mode.A graphical construction method proposed earlier by Hillert using in Fe-C-X ternary alloys was extended into Fe-C base multicomponent alloys to calculate the PLE/NPLE transition temperature.The method utilize the carbon component ray,in which the substitutional alloy elements content is constant,to determine PLE/NPLE transition boundary.Using the method,the PLE/NPLE transition temperature in several alloy systems are calculated and compared with the formerly reported results.
