supported by the Major State Basic Research Development Program of China(2013CB632203);the National Key Technology R&D Program of China(2012BAF09B01);the Liaoning Provincial Natural Science Foundation(Grant No.201202072);the Program for Liaoning Excellent Talents in University(Grant No.LJQ2012023);the Fundamental Research Foundation of Central Universities(N120509002 and N120309003)
The effect of ultrasonic power and treatment time on degassing of Mg-6Zn-1Ca alloy was studied in this paper. The degassing effect was characterized by measuring densities of ingots. The results show that proper ultra...