Al-20Mg合金高压凝固力学性能研究*

接金川, 邹鹑鸣, 王宏伟, 魏尊杰

MECHANICAL BEHAVIOR OF Al-20Mg ALLOY SOLIDIFIED UNDER HIGH PRESSURE

JIE Jinchuan, ZOU Chunming, WANG Hongwei, WEI Zunjie

表2 不同条件下Al-12Mg合金的拉伸性能及晶粒尺寸

Table 2 Mechanical properties and grain sizes of Al-12Mg alloys under different conditions

Condition Grain size / mm Tensile property / MPa Yield strength / MPa Elongation / % 2 GPa 1.0 458.5 203.7 18.2 2 GPa and homogenized 1.1 420.2 185.8 17.4