中碳Nb合金化钢液析碳化物的析出行为

梁炫, 侯廷平, 张东, 谭昕暘, 吴开明

Precipitation Behavior of Primary Carbides in Medium Carbon Nb-Alloyed Steel

LIANG Xuan, HOU Tingping, ZHANG Dong, TAN Xinyang, WU Kaiming

表5 当fs=fsNbC时溶质元素C和Nb在凝固前沿液相中的质量分数 (%)

Table 5 Mass fractions of solute elements C and Nb in liquid at solidification front when fs=fsNbC

fs w(C)L,fs w(Nb)L,fs 0.1Nb 0.6Nb 1.1Nb 1.6Nb 0.1Nb 0.6Nb 1.1Nb 1.6Nb 0.380 0.289 0.289 0.289 0.289 0.130 0.780 1.432 2.084 0.516 0.344 0.344 0.344 0.344 0.146 0.879 1.612 - 0.689 0.369 0.369 0.453 0.453 0.240 1.440 - - 0.948 0.547 0.546 0.548 0.549 0.684 - - -