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5. Effect of ultrasonic treatment and Sr addition on microstructure of AI-20%Si alloy

Effect of ultrasonic treatment and Sr addition on microstructure of AI-20%Si alloy

来源 :中国铸造：英文版 | 被引量 : 0次 | 上传用户：inksong000

【摘 要】

：

Many investigations have revealed that transition of melt structure can effectively infl uence the fi nal solidifi cation microstructures.In this study,ultrason

【作 者】

：

Miao Long Lu Yiping Zhang Yubo 

【机 构】

：

SchoolofMaterialsScience

【出 处】

：

中国铸造：英文版

【发表日期】

：

2013年4期

【关键词】

：

金属材料 有色金属材料 有色轻金属材料 铝材料 ultrasonic treatment nucleation rate liquidus strontium 

【基金项目】

：

This study was financially supported by the National Natural Science Foundation of China under contract No. 50874022,

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Many investigations have revealed that transition of melt structure can effectively infl uence the fi nal solidifi cation microstructures.In this study,ultrasonic treatment was applied to Al-20%Si melt and Sr-modif ied Al-20%Si melt at 720℃(i.e.above liqu

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