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研究了硬质合金表面稀土金属氧化物激光合金化涂层的组织和性能.结果表明,合金化涂层具有细小均匀的显微组织、较高的硬度和优异的耐磨性能.
The microstructure and properties of rare earth metal oxide laser alloying coatings on cemented carbide were studied.The results show that the alloying coatings have fine and uniform microstructure, high hardness and excellent wear resistance.