Processing math: 100%

珠光体-奥氏体相变中扩散通道的相场法研究
李赛, 杨泽南, 张弛, 杨志刚

Phase Field Study of the Diffusional Paths in Pearlite-Austenite Transformation
LI Sai, YANG Zenan, ZHANG Chi, YANG Zhigang
表2 本模拟涉及物理量及其取值[26,36]
Table 2 Materials data used in the phase-field calculations[26,36]
Physical quantityItemValueUnit
Interface energyγ/α, γ/θ, α/θ1.5 × 10-5J·cm-2
Interface mobilityγ/α, γ/θ1.5cm4·J-1·s-1
α/θ1cm4·J-1·s-1
Frequency factor D0C in γ0.1996cm2·s-1
C in α0.419cm2·s-1
C in interface0.1996cm2·s-1
Mn in γ0.1501cm2·s-1
Mn in α6.7119 × 103cm2·s-1
Mn in interface0.1501cm2·s-1
Activity energy QC in γ1.390 × 105J·mol-1
C in α1.086 × 105J·mol-1
C in interface0.97 × 105J·mol-1
Mn in γ2.602 × 105J·mol-1
Mn in α3.062 × 105J·mol-1
Mn in interface1.55 × 105J·mol-1
Thickness of the diffusional interface0.5nm