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Apowder eutectic coating using A 旦 and Ti powder on Fe substrate is su essfUny performed by selective laser melting method ． It is possible to achieve high hardness and hi 帥 oxidation resistance without using the pessimistic elements such as Z4 Cr ， Ni and so on ． The thickness ef the ceated layers changes by laser scanning cenditien ， p 爬 一 heating temperatUre and thickness of Al and Ti mixture powder paste ． Kay Mords ： Eutectic reaction ， Laser mel 血 g me 血o ¢ Al 血 um coating