镍基合金粉末是 市面上用量较广的一种合金粉、其主要用于钢件的、耐磨、防腐、防锈等，牌号分高硬度与低硬度两个种类，高硬度耐磨防腐，低硬度修复在加工。
试验结果表明：镍基合金粉末堆焊层硬度和耐磨性较基体有显著提高。
The results indicate that the hardness and wear resistance of deposited layers of nickel-based alloy powder increased evidently compared with the substrate.
采用自配的添加稀土氧化物Y2O3和复合变质剂的镍基合金粉末对叶片铸造缺陷进行激光熔覆修复。
Ni-based alloy with Y2O3 and composite modifier was used to repair cast defect in blade.
采用聚焦光束热源在45钢母材上获得了镍基合金粉末堆焊层，研究了堆焊层的物相组成及母材热影响区的微观组织特征。
The Ni based alloy powder surfacing layer was obtained by light beam surfacing on the 45 steel and the microstructure of heat affected zone(HAZ) and the phase of the surfacing layer were studied.
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