高熵合金焊接行为研究进展

Progress in Welding Behavior of High Entropy Alloys

高熵合金的焊接行为研究与可焊性评价研究可为合金成分设计与加工工艺优化提供参考。从目前已开展的高熵合金焊接行为研究出发,综述了典型高熵合金焊接行为研究中所使用的焊接工艺及参数、焊接过程中的组织演化规律及成分变化、焊接接头力学性能及其与焊缝组织之间的相关性等,并对未来高熵合金焊接行为的研究进行展望。

Welding research and weldability assessment of HEAs normally provide feedback information to adjust composition and pre-weld processing condition of the alloy.Herein the welding methods,process parameters,microstructural evolution,element distribution and mechanical properties of weld joint were briefly summarized starting from developped high entropy alloy systems.The correlation between the microstructure and mechanical properties of welding HEAs was reviewed.A future tendency on the research directions of welding behavior of HEAs was also proposed.