TC19合金铸锭中Zr、Mo元素的宏观偏析行为

朱绍祥, 王清江, 刘建荣, 陈志勇

Macrosegregation of Zr and Mo in TC19 Titanium Alloy Ingot

ZHU Shaoxiang, WANG Qingjiang, LIU Jianrong, CHEN Zhiyong

表1 钛合金中元素分配系数[19]

Table 1 Partition coefficients (k) of alloying elements in titanium alloys[19]

Alloy Al Sn Zr Mo V Cr Fe Binary phase diagram 1.05 0.92 0.90 1.50 0.90 0.77 0.60 Ti-1023 1.13 - - - 0.95 - 0.38 Ti-17 1.06 1.15 0.77 1.15 - 0.74 - Ti-6242 1.02 1.08 0.72 1.09 - - -