Processing math: 100%

砂型铸造Mg-6Al-xZn合金凝固行为及晶粒尺寸*
侯丹辉, 梁松茂, 陈荣石, 董闯

SOLIDIFICATION BEHAVIOR AND GRAIN SIZE OF SAND CASTING Mg-6Al-xZn ALLOYS
HOU Danhui, LIANG Songmao, CHEN Rongshi, DONG Chuang
表3 AZ6x合金中平均晶粒尺寸、枝晶生长抑制因子( Q 值)和枝晶相干点固相分数?sDCP
Table 3 Average grain size, grow restriction factor (Q value) and solid fraction at dendrite coherency point ?sDCP ofAZ6x alloys
Alloy Average grain size / μm Q fsDCP-Scheil / % fsDCP-TA / %
AZ60 557 21 36 35
AZ62 275 28 27 27
AZ64 271 34 31 26
AZ66 235 43 23 25