局部强冷作用下厚板铝合金/镁合金搅拌摩擦焊界面金属间化合物的析出行为

徐洋, 柯黎明, 聂浩, 夏春, 刘强, 陈书锦

Precipitation Behavior of Intermetallic Compounds at the Interface of Thick Plate Friction Stir Welded Al Alloy/Mg Alloy Joints Under Local Strong Cooling

XU Yang, KE Liming, NIE Hao, XIA Chun, LIU Qiang, CHEN Shujin

表1 5A06-H112铝合金和AZ31B-O镁合金的化学成分 (mass fraction / %)

Table 1 Chemical compositions of 5A06-H112 Al alloy and AZ31B-O Mg alloy

Material Al Zn Mn Si Cu Fe Ni Mg 5A06-H112 Bal. ≤ 0.2 0.6 0.4 0.1 ≤ 0.4 0.1 6.2 AZ31B-O 3.0 1.2 0.2-1 ≤ 0.1 ≤ 0.05 ≤ 0.005 ≤ 0.005 Bal.