The equiaxed structure has good tensile property, low fracture toughness and high fatigue crack propagation rate.
等轴组织具有较好的拉伸性能、低的断裂韧性和高的疲劳裂纹扩展速率；
A kind of fine and equiaxed crystal structure of LF6 aluminum alloy plate material is obtained by means of the technique of deformation heat treatment.
采用形变热处理工艺，使工业用LF 6合金板材得到细小、等轴的晶粒组织。
The key to fining the structure of ingot casting lies in the formation of a number of fine equiaxed crystal grains.
金属铸态组织细化的关键是获得大量细小等轴晶。
The results show that the original rolled bar had uniform equiaxed grains, while necklace structure was found in some locations of blades.
结果表明：原始棒料晶粒度较均匀，叶片局部位置存在项链状组织；
The results show that the original rolled bar had uniform equiaxed grains, while necklace structure was found in some locations of blades.
结果表明：原始棒料晶粒度较均匀，叶片局部位置存在项链状组织；
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