Research Status and Progress of Influence of Physical External Fields on Microstruc-ture and Mechanical Properties of Alloys
Physical external field can control the solidification process of liquid metal to obtain high-quality castings by improving the solidification structure.The development status and mechanism of different physical external fields,including electric pulse,electromagnetic field,gravity field and ultrasonic wave,on solidification structure of pure metal and alloy were described.The influence of physical external field on solidification process of alloy as well as application in metals was summarized,and the innovative application and development trend of each external field were introduced.
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