脉冲电流辅助等离子弧焊Al-Mg合金晶粒细化机理 |
袁涛, 赵晓虎, 蒋晓青, 任学磊, 李博阳 |
Mechanism of Grain Refinement of Pulse Current Assisted Plasma Arc Welded Al-Mg Alloy |
YUAN Tao, ZHAO Xiaohu, JIANG Xiaoqing, REN Xuelei, LI Boyang |
图6 复合脉冲电流下晶粒尺寸变化 |
Fig.6 Change of grain size under composite pulse current PAW |
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