Microstructure and phase structure of light beam cladding layer with iron based self fluxing alloy powder were studied by SEM,EDS,X ray diffraction,microhardness and Rockwell hardness.

• 采用SEM、EDS、X射线衍射及显微硬度和洛氏硬度分析手段研究了铁基自熔合金粉末光束熔覆层的微观组织及其物相组成。