This paper discussed the influence of the magnetic field intensity H and welding current I on the hardness and the wear resistance of the Co-based alloys surfacing lager.

• 系统地研究了磁场强度H和焊接电流I对钴基堆焊合金堆焊层硬度和耐磨性的影响,发现当磁场强度H和焊接参数相匹配时,焊缝组织才能获得最佳的细化效果。