焊接热源模式对<strong>5083-H111</strong>铝合金接头性能的影响

焊接热源模式对5083-H111铝合金接头性能的影响

符纯国, 徐世伟, 杨晓益, 李萌蘖

Effect of Welding Heat Source Mode on Microstructure and Properties of Weld Joints for 5083-H111 Al-alloy

FU Chunguo, XU Shiwei, YANG Xiaoyi, LI Mengnie

表4 WZ组织的统计

Table 4 Welded microstructure statistics

Group	Name	Average grain size / μm	Proportion of columnar area / %	Proportion of equiaxed area / %
1#	P-GMAW Ⅰ	276	43.8	56.2
1#	CC-GMAW Ⅰ	170	17.8	82.2
2#	P-GMAW Ⅱ	328	56.5	43.5
2#	CC-GMAW Ⅱ	246	31.7	68.3