2195-2219异种铝合金焊接接头的微观组织和性能

聂敬敬, 龚政轩, 孙京丽, 杨斯达, 夏先朝, 徐爱杰

Microstructure and Properties of Butt Welding Joints of 2195-2219 Al-alloy Plates

NIE Jingjing, GONG Zhengxuan, SUN Jingli, YANG Sida, XIA Xianchao, XU Aijie

图4 1#样品2195侧熔合线附近的组织

Fig.4 Microstructure near the fusion line of 1# sample 2195 side (a) and EDS results of Al, Cu, Mg, Li and C (b~f)