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11 焊缝EDS分析结果

Fig.11 EDS analysis results of C0 (a), S4 (b), and D4 (c) samples