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    • Semi-continuous Casting 7050 Aluminum Alloy with Ultrasonic Treatment

    • Zhang Xue

      1 ,

      Li Xiaoqian

      1 ,

      Zhang Xiaoming

      1 ,

      Wu Yu

      1
    • Vol. 30, Issue 3, Pages: 251-253(2010)   

      Published: 2010

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  • Zhang Xue, Li Xiaoqian, Zhang Xiaoming, et al. Semi-continuous Casting 7050 Aluminum Alloy with Ultrasonic Treatment. [J]. Special Casting & Nonferrous Alloys 30(3):251-253(2010) DOI:
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    Abstract

    Ultrasonic field was introduced into 7050 aluminum alloy melt in the semi-continuous casting to investigate effects of ultrasonic treatment on the quality of 7050 ingot.The results reveal that quality of 7050 ingot is greatly improved by introducing ultrasonic field,in which grain size is refined and is equiaxed with decreasing in gas hole,leading to increasing in tensile strength and restraining in crack.The experimental results verify that ultrasonic filed can effectively improve the quality of 7050 aluminum alloy ingot,which provides a reference to industrial production of large 7050 aluminum alloy ingot.

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    Keywords

    7050 Aluminum Alloy; Ultrasonic Field; Degassing; Grain Refinement; Crack

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